./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-59.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6c385b852b90f82574c09ce3a5a40d3e4c1ceeeb1354f53e9c25575a34d805b6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:12:28,741 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:12:28,807 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 05:12:28,813 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:12:28,813 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:12:28,840 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:12:28,840 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:12:28,841 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:12:28,842 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:12:28,842 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:12:28,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 05:12:28,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 05:12:28,844 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:12:28,844 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:12:28,845 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:12:28,845 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:12:28,846 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 05:12:28,847 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 05:12:28,847 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 05:12:28,847 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 05:12:28,848 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:12:28,849 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 05:12:28,849 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 05:12:28,850 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 05:12:28,850 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 05:12:28,851 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 05:12:28,851 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:12:28,860 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:12:28,861 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:12:28,861 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 05:12:28,862 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 05:12:28,862 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:12:28,863 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:12:28,863 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 05:12:28,863 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 05:12:28,863 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 05:12:28,863 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 05:12:28,864 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 05:12:28,864 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 05:12:28,864 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 05:12:28,864 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 05:12:28,865 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 05:12:28,865 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c385b852b90f82574c09ce3a5a40d3e4c1ceeeb1354f53e9c25575a34d805b6 [2023-11-29 05:12:29,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:12:29,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:12:29,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:12:29,118 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:12:29,119 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:12:29,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-59.i [2023-11-29 05:12:31,859 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:12:32,037 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:12:32,037 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-59.i [2023-11-29 05:12:32,045 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/data/74e76dee3/1c931347c94b4bec89bf0e8dfa5016ea/FLAG35d3afccd [2023-11-29 05:12:32,057 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/data/74e76dee3/1c931347c94b4bec89bf0e8dfa5016ea [2023-11-29 05:12:32,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:12:32,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:12:32,062 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:12:32,062 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:12:32,067 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:12:32,067 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:12:32" (1/1) ... [2023-11-29 05:12:32,068 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6957d08d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:32, skipping insertion in model container [2023-11-29 05:12:32,068 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:12:32" (1/1) ... [2023-11-29 05:12:32,095 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:12:32,211 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-59.i[916,929] [2023-11-29 05:12:32,256 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:12:32,268 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 05:12:32,278 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-59.i[916,929] [2023-11-29 05:12:32,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:12:32,327 INFO L206 MainTranslator]: Completed translation [2023-11-29 05:12:32,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:32 WrapperNode [2023-11-29 05:12:32,328 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 05:12:32,329 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 05:12:32,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 05:12:32,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 05:12:32,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:32" (1/1) ... [2023-11-29 05:12:32,347 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:32" (1/1) ... [2023-11-29 05:12:32,385 INFO L138 Inliner]: procedures = 26, calls = 126, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 308 [2023-11-29 05:12:32,386 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 05:12:32,386 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 05:12:32,386 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 05:12:32,387 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 05:12:32,397 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:32" (1/1) ... [2023-11-29 05:12:32,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:32" (1/1) ... [2023-11-29 05:12:32,402 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:32" (1/1) ... [2023-11-29 05:12:32,419 INFO L175 MemorySlicer]: Split 96 memory accesses to 2 slices as follows [2, 94]. 98 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 12]. The 16 writes are split as follows [0, 16]. [2023-11-29 05:12:32,420 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:32" (1/1) ... [2023-11-29 05:12:32,420 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:32" (1/1) ... [2023-11-29 05:12:32,435 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:32" (1/1) ... [2023-11-29 05:12:32,439 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:32" (1/1) ... [2023-11-29 05:12:32,441 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:32" (1/1) ... [2023-11-29 05:12:32,442 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:32" (1/1) ... [2023-11-29 05:12:32,446 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 05:12:32,447 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 05:12:32,447 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 05:12:32,447 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 05:12:32,448 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:32" (1/1) ... [2023-11-29 05:12:32,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:12:32,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:32,479 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 05:12:32,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 05:12:32,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 05:12:32,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 05:12:32,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 05:12:32,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 05:12:32,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 05:12:32,523 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 05:12:32,524 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 05:12:32,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 05:12:32,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 05:12:32,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 05:12:32,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 05:12:32,625 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 05:12:32,628 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 05:12:32,986 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 05:12:33,023 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 05:12:33,024 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 05:12:33,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:12:33 BoogieIcfgContainer [2023-11-29 05:12:33,025 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 05:12:33,027 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 05:12:33,028 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 05:12:33,031 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 05:12:33,032 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 05:12:32" (1/3) ... [2023-11-29 05:12:33,033 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f9d62ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:12:33, skipping insertion in model container [2023-11-29 05:12:33,033 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:32" (2/3) ... [2023-11-29 05:12:33,033 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f9d62ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:12:33, skipping insertion in model container [2023-11-29 05:12:33,034 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:12:33" (3/3) ... [2023-11-29 05:12:33,035 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-59.i [2023-11-29 05:12:33,057 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 05:12:33,057 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 05:12:33,115 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 05:12:33,122 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7c73e08d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 05:12:33,123 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 05:12:33,154 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-29 05:12:33,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-29 05:12:33,176 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:33,177 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:33,178 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:33,183 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:33,184 INFO L85 PathProgramCache]: Analyzing trace with hash -1274874336, now seen corresponding path program 1 times [2023-11-29 05:12:33,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:33,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112433898] [2023-11-29 05:12:33,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:33,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:33,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:33,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112433898] [2023-11-29 05:12:33,435 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 05:12:33,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [780518614] [2023-11-29 05:12:33,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:33,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:33,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:33,438 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:33,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 05:12:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:33,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 05:12:33,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:33,711 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2023-11-29 05:12:33,711 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:33,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [780518614] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:33,712 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:33,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:12:33,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585812034] [2023-11-29 05:12:33,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:33,721 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 05:12:33,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:33,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 05:12:33,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:12:33,756 INFO L87 Difference]: Start difference. First operand has 77 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-29 05:12:33,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:33,793 INFO L93 Difference]: Finished difference Result 151 states and 246 transitions. [2023-11-29 05:12:33,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 05:12:33,796 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) Word has length 126 [2023-11-29 05:12:33,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:33,805 INFO L225 Difference]: With dead ends: 151 [2023-11-29 05:12:33,805 INFO L226 Difference]: Without dead ends: 75 [2023-11-29 05:12:33,809 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:12:33,813 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:33,815 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:12:33,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-11-29 05:12:33,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-11-29 05:12:33,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 55 states have (on average 1.3454545454545455) internal successors, (74), 55 states have internal predecessors, (74), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-29 05:12:33,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 110 transitions. [2023-11-29 05:12:33,862 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 110 transitions. Word has length 126 [2023-11-29 05:12:33,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:33,863 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 110 transitions. [2023-11-29 05:12:33,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-29 05:12:33,863 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2023-11-29 05:12:33,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-29 05:12:33,867 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:33,867 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:33,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 05:12:34,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:34,069 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:34,069 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:34,069 INFO L85 PathProgramCache]: Analyzing trace with hash 1969371388, now seen corresponding path program 1 times [2023-11-29 05:12:34,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:34,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253989019] [2023-11-29 05:12:34,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:34,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:34,145 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:34,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1028299208] [2023-11-29 05:12:34,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:34,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:34,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:34,148 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:34,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 05:12:34,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:34,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 05:12:34,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:34,409 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:34,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 17 [2023-11-29 05:12:34,995 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:34,996 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:34,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:34,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253989019] [2023-11-29 05:12:34,996 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:34,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1028299208] [2023-11-29 05:12:34,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1028299208] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:34,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:34,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:12:34,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337381062] [2023-11-29 05:12:34,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:34,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:12:34,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:35,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:12:35,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:12:35,000 INFO L87 Difference]: Start difference. First operand 75 states and 110 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:35,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:35,358 INFO L93 Difference]: Finished difference Result 224 states and 329 transitions. [2023-11-29 05:12:35,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:12:35,359 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 126 [2023-11-29 05:12:35,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:35,363 INFO L225 Difference]: With dead ends: 224 [2023-11-29 05:12:35,363 INFO L226 Difference]: Without dead ends: 150 [2023-11-29 05:12:35,364 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 05:12:35,365 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 68 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:35,366 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 219 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 05:12:35,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2023-11-29 05:12:35,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 141. [2023-11-29 05:12:35,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 102 states have (on average 1.3235294117647058) internal successors, (135), 102 states have internal predecessors, (135), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-29 05:12:35,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 207 transitions. [2023-11-29 05:12:35,397 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 207 transitions. Word has length 126 [2023-11-29 05:12:35,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:35,398 INFO L495 AbstractCegarLoop]: Abstraction has 141 states and 207 transitions. [2023-11-29 05:12:35,398 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:35,398 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 207 transitions. [2023-11-29 05:12:35,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-29 05:12:35,401 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:35,401 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:35,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-29 05:12:35,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:35,606 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:35,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:35,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1486759156, now seen corresponding path program 1 times [2023-11-29 05:12:35,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:35,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898449796] [2023-11-29 05:12:35,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:35,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:35,659 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:35,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1709414506] [2023-11-29 05:12:35,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:35,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:35,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:35,661 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:35,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 05:12:35,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:35,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 05:12:35,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:35,823 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:35,824 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:35,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:35,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898449796] [2023-11-29 05:12:35,824 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:35,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1709414506] [2023-11-29 05:12:35,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1709414506] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:35,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:35,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:12:35,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651722512] [2023-11-29 05:12:35,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:35,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:12:35,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:35,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:12:35,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:12:35,827 INFO L87 Difference]: Start difference. First operand 141 states and 207 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:35,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:35,858 INFO L93 Difference]: Finished difference Result 238 states and 353 transitions. [2023-11-29 05:12:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:12:35,859 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 128 [2023-11-29 05:12:35,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:35,861 INFO L225 Difference]: With dead ends: 238 [2023-11-29 05:12:35,862 INFO L226 Difference]: Without dead ends: 143 [2023-11-29 05:12:35,863 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:12:35,864 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 0 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:35,865 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 205 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:12:35,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2023-11-29 05:12:35,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2023-11-29 05:12:35,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 104 states have (on average 1.3173076923076923) internal successors, (137), 104 states have internal predecessors, (137), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-29 05:12:35,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 209 transitions. [2023-11-29 05:12:35,905 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 209 transitions. Word has length 128 [2023-11-29 05:12:35,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:35,906 INFO L495 AbstractCegarLoop]: Abstraction has 143 states and 209 transitions. [2023-11-29 05:12:35,907 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:35,907 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 209 transitions. [2023-11-29 05:12:35,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-29 05:12:35,909 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:35,909 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:35,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 05:12:36,115 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:36,115 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:36,116 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:36,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1219860238, now seen corresponding path program 1 times [2023-11-29 05:12:36,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:36,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832440918] [2023-11-29 05:12:36,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:36,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:36,156 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:36,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [455722235] [2023-11-29 05:12:36,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:36,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:36,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:36,158 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:36,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 05:12:36,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:36,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-29 05:12:36,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:36,349 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:36,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 40 [2023-11-29 05:12:36,400 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 42 proven. 9 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-11-29 05:12:36,400 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:12:36,488 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:36,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:36,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832440918] [2023-11-29 05:12:36,489 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:36,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [455722235] [2023-11-29 05:12:36,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [455722235] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 05:12:36,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:12:36,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 8 [2023-11-29 05:12:36,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248549886] [2023-11-29 05:12:36,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:36,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 05:12:36,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:36,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 05:12:36,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:12:36,492 INFO L87 Difference]: Start difference. First operand 143 states and 209 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:36,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:36,725 INFO L93 Difference]: Finished difference Result 291 states and 427 transitions. [2023-11-29 05:12:36,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 05:12:36,725 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 128 [2023-11-29 05:12:36,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:36,728 INFO L225 Difference]: With dead ends: 291 [2023-11-29 05:12:36,728 INFO L226 Difference]: Without dead ends: 210 [2023-11-29 05:12:36,729 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2023-11-29 05:12:36,730 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 77 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 354 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:36,730 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 354 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:12:36,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2023-11-29 05:12:36,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 153. [2023-11-29 05:12:36,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 114 states have (on average 1.3245614035087718) internal successors, (151), 114 states have internal predecessors, (151), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-29 05:12:36,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 223 transitions. [2023-11-29 05:12:36,753 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 223 transitions. Word has length 128 [2023-11-29 05:12:36,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:36,754 INFO L495 AbstractCegarLoop]: Abstraction has 153 states and 223 transitions. [2023-11-29 05:12:36,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:36,754 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 223 transitions. [2023-11-29 05:12:36,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-29 05:12:36,756 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:36,756 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:36,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 05:12:36,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:36,963 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:36,963 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:36,963 INFO L85 PathProgramCache]: Analyzing trace with hash 410513612, now seen corresponding path program 1 times [2023-11-29 05:12:36,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:36,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940270844] [2023-11-29 05:12:36,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:36,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:37,001 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:37,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2026972975] [2023-11-29 05:12:37,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:37,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:37,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:37,003 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:37,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 05:12:37,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:37,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 05:12:37,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:37,179 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:37,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 45 [2023-11-29 05:12:37,211 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:37,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 51 treesize of output 17 [2023-11-29 05:12:37,221 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:37,221 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:37,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:37,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940270844] [2023-11-29 05:12:37,221 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:37,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2026972975] [2023-11-29 05:12:37,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2026972975] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:37,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:37,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 05:12:37,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716711864] [2023-11-29 05:12:37,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:37,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 05:12:37,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:37,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 05:12:37,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 05:12:37,224 INFO L87 Difference]: Start difference. First operand 153 states and 223 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:37,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:37,466 INFO L93 Difference]: Finished difference Result 344 states and 505 transitions. [2023-11-29 05:12:37,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 05:12:37,467 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 128 [2023-11-29 05:12:37,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:37,469 INFO L225 Difference]: With dead ends: 344 [2023-11-29 05:12:37,470 INFO L226 Difference]: Without dead ends: 252 [2023-11-29 05:12:37,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:12:37,471 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 73 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:37,471 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 348 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:12:37,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2023-11-29 05:12:37,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 161. [2023-11-29 05:12:37,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 122 states have (on average 1.3360655737704918) internal successors, (163), 122 states have internal predecessors, (163), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-29 05:12:37,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 235 transitions. [2023-11-29 05:12:37,490 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 235 transitions. Word has length 128 [2023-11-29 05:12:37,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:37,491 INFO L495 AbstractCegarLoop]: Abstraction has 161 states and 235 transitions. [2023-11-29 05:12:37,491 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:37,491 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 235 transitions. [2023-11-29 05:12:37,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-29 05:12:37,493 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:37,493 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:37,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 05:12:37,693 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:37,694 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:37,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:37,694 INFO L85 PathProgramCache]: Analyzing trace with hash 1090571982, now seen corresponding path program 1 times [2023-11-29 05:12:37,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:37,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717619646] [2023-11-29 05:12:37,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:37,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:37,730 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:37,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [904189084] [2023-11-29 05:12:37,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:37,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:37,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:37,732 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:37,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 05:12:37,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:37,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 05:12:37,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:37,892 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-29 05:12:38,059 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:38,059 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:38,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:38,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717619646] [2023-11-29 05:12:38,059 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:38,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [904189084] [2023-11-29 05:12:38,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [904189084] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:38,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:38,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 05:12:38,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335092406] [2023-11-29 05:12:38,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:38,061 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 05:12:38,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:38,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 05:12:38,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 05:12:38,062 INFO L87 Difference]: Start difference. First operand 161 states and 235 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:38,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:38,346 INFO L93 Difference]: Finished difference Result 332 states and 487 transitions. [2023-11-29 05:12:38,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 05:12:38,347 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 128 [2023-11-29 05:12:38,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:38,349 INFO L225 Difference]: With dead ends: 332 [2023-11-29 05:12:38,349 INFO L226 Difference]: Without dead ends: 236 [2023-11-29 05:12:38,350 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:12:38,351 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 92 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:38,351 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 303 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 05:12:38,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2023-11-29 05:12:38,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 176. [2023-11-29 05:12:38,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 137 states have (on average 1.3576642335766422) internal successors, (186), 137 states have internal predecessors, (186), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-29 05:12:38,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 258 transitions. [2023-11-29 05:12:38,370 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 258 transitions. Word has length 128 [2023-11-29 05:12:38,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:38,370 INFO L495 AbstractCegarLoop]: Abstraction has 176 states and 258 transitions. [2023-11-29 05:12:38,371 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:38,371 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 258 transitions. [2023-11-29 05:12:38,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-29 05:12:38,372 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:38,372 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:38,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 05:12:38,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-29 05:12:38,573 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:38,574 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:38,574 INFO L85 PathProgramCache]: Analyzing trace with hash 1920924816, now seen corresponding path program 1 times [2023-11-29 05:12:38,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:38,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584907706] [2023-11-29 05:12:38,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:38,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:38,600 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:38,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2071788816] [2023-11-29 05:12:38,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:38,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:38,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:38,602 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:38,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 05:12:38,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:38,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 05:12:38,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:38,774 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:38,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 33 [2023-11-29 05:12:38,803 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:38,804 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 14 [2023-11-29 05:12:38,826 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:38,826 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:38,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:38,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584907706] [2023-11-29 05:12:38,826 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:38,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2071788816] [2023-11-29 05:12:38,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2071788816] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:38,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:38,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 05:12:38,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804453201] [2023-11-29 05:12:38,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:38,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 05:12:38,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:38,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 05:12:38,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 05:12:38,830 INFO L87 Difference]: Start difference. First operand 176 states and 258 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:39,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:39,004 INFO L93 Difference]: Finished difference Result 386 states and 569 transitions. [2023-11-29 05:12:39,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 05:12:39,005 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 128 [2023-11-29 05:12:39,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:39,007 INFO L225 Difference]: With dead ends: 386 [2023-11-29 05:12:39,007 INFO L226 Difference]: Without dead ends: 276 [2023-11-29 05:12:39,008 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:12:39,009 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 104 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 331 SdHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:39,009 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 331 Invalid, 155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 05:12:39,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2023-11-29 05:12:39,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 184. [2023-11-29 05:12:39,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 145 states have (on average 1.3586206896551725) internal successors, (197), 145 states have internal predecessors, (197), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-29 05:12:39,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 269 transitions. [2023-11-29 05:12:39,027 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 269 transitions. Word has length 128 [2023-11-29 05:12:39,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:39,028 INFO L495 AbstractCegarLoop]: Abstraction has 184 states and 269 transitions. [2023-11-29 05:12:39,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:39,028 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 269 transitions. [2023-11-29 05:12:39,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-29 05:12:39,030 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:39,030 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:39,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 05:12:39,230 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-29 05:12:39,230 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:39,231 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:39,231 INFO L85 PathProgramCache]: Analyzing trace with hash 1111578190, now seen corresponding path program 1 times [2023-11-29 05:12:39,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:39,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594906379] [2023-11-29 05:12:39,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:39,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:39,260 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:39,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [461390016] [2023-11-29 05:12:39,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:39,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:39,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:39,262 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:39,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 05:12:39,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:39,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 05:12:39,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:39,432 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:39,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 28 [2023-11-29 05:12:39,470 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 42 proven. 9 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-11-29 05:12:39,470 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:12:39,536 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:39,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:39,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594906379] [2023-11-29 05:12:39,536 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:39,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [461390016] [2023-11-29 05:12:39,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [461390016] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 05:12:39,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:12:39,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 8 [2023-11-29 05:12:39,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651048211] [2023-11-29 05:12:39,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:39,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 05:12:39,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:39,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 05:12:39,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:12:39,538 INFO L87 Difference]: Start difference. First operand 184 states and 269 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:39,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:39,705 INFO L93 Difference]: Finished difference Result 354 states and 519 transitions. [2023-11-29 05:12:39,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 05:12:39,705 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 128 [2023-11-29 05:12:39,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:39,708 INFO L225 Difference]: With dead ends: 354 [2023-11-29 05:12:39,708 INFO L226 Difference]: Without dead ends: 245 [2023-11-29 05:12:39,708 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2023-11-29 05:12:39,709 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 66 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:39,710 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 378 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 05:12:39,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2023-11-29 05:12:39,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 184. [2023-11-29 05:12:39,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 145 states have (on average 1.3586206896551725) internal successors, (197), 145 states have internal predecessors, (197), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-29 05:12:39,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 269 transitions. [2023-11-29 05:12:39,726 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 269 transitions. Word has length 128 [2023-11-29 05:12:39,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:39,727 INFO L495 AbstractCegarLoop]: Abstraction has 184 states and 269 transitions. [2023-11-29 05:12:39,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:39,727 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 269 transitions. [2023-11-29 05:12:39,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-29 05:12:39,728 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:39,729 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:39,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 05:12:39,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-29 05:12:39,935 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:39,936 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:39,936 INFO L85 PathProgramCache]: Analyzing trace with hash -1693984110, now seen corresponding path program 1 times [2023-11-29 05:12:39,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:39,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995638532] [2023-11-29 05:12:39,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:39,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:39,964 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:39,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [839218769] [2023-11-29 05:12:39,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:39,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:39,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:39,965 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:39,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 05:12:40,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:40,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 05:12:40,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:40,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-29 05:12:40,253 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:40,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 31 [2023-11-29 05:12:40,273 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:40,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 12 [2023-11-29 05:12:40,283 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:40,283 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:40,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:40,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995638532] [2023-11-29 05:12:40,284 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:40,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [839218769] [2023-11-29 05:12:40,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [839218769] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:40,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:40,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 05:12:40,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773986540] [2023-11-29 05:12:40,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:40,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 05:12:40,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:40,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 05:12:40,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-29 05:12:40,286 INFO L87 Difference]: Start difference. First operand 184 states and 269 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:40,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:40,639 INFO L93 Difference]: Finished difference Result 360 states and 522 transitions. [2023-11-29 05:12:40,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 05:12:40,639 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 128 [2023-11-29 05:12:40,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:40,641 INFO L225 Difference]: With dead ends: 360 [2023-11-29 05:12:40,641 INFO L226 Difference]: Without dead ends: 244 [2023-11-29 05:12:40,642 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2023-11-29 05:12:40,643 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 131 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 340 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:40,643 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 414 Invalid, 391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 340 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 05:12:40,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2023-11-29 05:12:40,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 184. [2023-11-29 05:12:40,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 145 states have (on average 1.3448275862068966) internal successors, (195), 145 states have internal predecessors, (195), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-29 05:12:40,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 267 transitions. [2023-11-29 05:12:40,659 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 267 transitions. Word has length 128 [2023-11-29 05:12:40,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:40,660 INFO L495 AbstractCegarLoop]: Abstraction has 184 states and 267 transitions. [2023-11-29 05:12:40,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:40,660 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 267 transitions. [2023-11-29 05:12:40,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-29 05:12:40,661 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:40,661 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:40,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-29 05:12:40,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:40,862 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:40,862 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:40,862 INFO L85 PathProgramCache]: Analyzing trace with hash 668679050, now seen corresponding path program 1 times [2023-11-29 05:12:40,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:40,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697574454] [2023-11-29 05:12:40,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:40,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:40,888 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:40,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1885448992] [2023-11-29 05:12:40,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:40,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:40,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:40,890 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:40,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 05:12:41,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:41,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 05:12:41,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:41,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-29 05:12:41,245 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:41,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 43 [2023-11-29 05:12:41,311 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:41,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 63 treesize of output 19 [2023-11-29 05:12:41,327 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:41,327 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:41,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:41,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697574454] [2023-11-29 05:12:41,327 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:41,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1885448992] [2023-11-29 05:12:41,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1885448992] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:41,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:41,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 05:12:41,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314608016] [2023-11-29 05:12:41,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:41,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 05:12:41,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:41,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 05:12:41,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:12:41,330 INFO L87 Difference]: Start difference. First operand 184 states and 267 transitions. Second operand has 8 states, 8 states have (on average 5.125) internal successors, (41), 7 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:41,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:41,810 INFO L93 Difference]: Finished difference Result 396 states and 569 transitions. [2023-11-29 05:12:41,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 05:12:41,811 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 7 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 128 [2023-11-29 05:12:41,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:41,813 INFO L225 Difference]: With dead ends: 396 [2023-11-29 05:12:41,813 INFO L226 Difference]: Without dead ends: 276 [2023-11-29 05:12:41,814 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2023-11-29 05:12:41,814 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 257 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 395 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 384 SdHoareTripleChecker+Invalid, 501 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:41,815 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 384 Invalid, 501 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 395 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 05:12:41,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2023-11-29 05:12:41,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 175. [2023-11-29 05:12:41,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 136 states have (on average 1.3308823529411764) internal successors, (181), 136 states have internal predecessors, (181), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-29 05:12:41,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 253 transitions. [2023-11-29 05:12:41,831 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 253 transitions. Word has length 128 [2023-11-29 05:12:41,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:41,832 INFO L495 AbstractCegarLoop]: Abstraction has 175 states and 253 transitions. [2023-11-29 05:12:41,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 7 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:41,832 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 253 transitions. [2023-11-29 05:12:41,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-29 05:12:41,833 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:41,833 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:41,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-29 05:12:42,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 05:12:42,037 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:42,037 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:42,037 INFO L85 PathProgramCache]: Analyzing trace with hash -2115877042, now seen corresponding path program 1 times [2023-11-29 05:12:42,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:42,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462849835] [2023-11-29 05:12:42,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:42,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:42,064 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:42,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1624312269] [2023-11-29 05:12:42,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:42,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:42,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:42,066 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:42,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 05:12:42,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:42,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 05:12:42,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:42,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-29 05:12:42,373 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:42,373 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:42,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:42,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462849835] [2023-11-29 05:12:42,373 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:42,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1624312269] [2023-11-29 05:12:42,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1624312269] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:42,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:42,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 05:12:42,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25065601] [2023-11-29 05:12:42,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:42,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 05:12:42,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:42,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 05:12:42,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 05:12:42,375 INFO L87 Difference]: Start difference. First operand 175 states and 253 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:42,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:42,608 INFO L93 Difference]: Finished difference Result 306 states and 442 transitions. [2023-11-29 05:12:42,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 05:12:42,608 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 128 [2023-11-29 05:12:42,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:42,610 INFO L225 Difference]: With dead ends: 306 [2023-11-29 05:12:42,610 INFO L226 Difference]: Without dead ends: 190 [2023-11-29 05:12:42,610 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-29 05:12:42,611 INFO L413 NwaCegarLoop]: 74 mSDtfsCounter, 70 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:42,611 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 270 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:12:42,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2023-11-29 05:12:42,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 166. [2023-11-29 05:12:42,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 127 states have (on average 1.31496062992126) internal successors, (167), 127 states have internal predecessors, (167), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-29 05:12:42,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 239 transitions. [2023-11-29 05:12:42,621 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 239 transitions. Word has length 128 [2023-11-29 05:12:42,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:42,622 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 239 transitions. [2023-11-29 05:12:42,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:42,622 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 239 transitions. [2023-11-29 05:12:42,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-29 05:12:42,623 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:42,623 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:42,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-11-29 05:12:42,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:42,824 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:42,824 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:42,824 INFO L85 PathProgramCache]: Analyzing trace with hash -218392708, now seen corresponding path program 1 times [2023-11-29 05:12:42,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:42,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699910373] [2023-11-29 05:12:42,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:42,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:42,846 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:42,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [528708076] [2023-11-29 05:12:42,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:42,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:42,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:42,847 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:42,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 05:12:42,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:42,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-29 05:12:42,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:43,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2023-11-29 05:12:43,022 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:43,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 52 [2023-11-29 05:12:43,101 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 42 proven. 9 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-11-29 05:12:43,101 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:12:43,187 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:43,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:43,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699910373] [2023-11-29 05:12:43,187 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:43,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [528708076] [2023-11-29 05:12:43,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [528708076] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 05:12:43,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:12:43,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 10 [2023-11-29 05:12:43,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873440884] [2023-11-29 05:12:43,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:43,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:12:43,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:43,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:12:43,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2023-11-29 05:12:43,190 INFO L87 Difference]: Start difference. First operand 166 states and 239 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:43,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:43,398 INFO L93 Difference]: Finished difference Result 367 states and 527 transitions. [2023-11-29 05:12:43,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 05:12:43,399 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 130 [2023-11-29 05:12:43,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:43,401 INFO L225 Difference]: With dead ends: 367 [2023-11-29 05:12:43,401 INFO L226 Difference]: Without dead ends: 269 [2023-11-29 05:12:43,402 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2023-11-29 05:12:43,402 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 126 mSDsluCounter, 404 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 514 SdHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:43,403 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 514 Invalid, 192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:12:43,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2023-11-29 05:12:43,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 254. [2023-11-29 05:12:43,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 206 states have (on average 1.3300970873786409) internal successors, (274), 207 states have internal predecessors, (274), 44 states have call successors, (44), 3 states have call predecessors, (44), 3 states have return successors, (44), 43 states have call predecessors, (44), 44 states have call successors, (44) [2023-11-29 05:12:43,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 362 transitions. [2023-11-29 05:12:43,422 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 362 transitions. Word has length 130 [2023-11-29 05:12:43,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:43,422 INFO L495 AbstractCegarLoop]: Abstraction has 254 states and 362 transitions. [2023-11-29 05:12:43,422 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:43,422 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 362 transitions. [2023-11-29 05:12:43,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 05:12:43,423 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:43,424 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:43,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-11-29 05:12:43,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-29 05:12:43,624 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:43,625 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:43,625 INFO L85 PathProgramCache]: Analyzing trace with hash 904198093, now seen corresponding path program 1 times [2023-11-29 05:12:43,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:43,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949880262] [2023-11-29 05:12:43,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:43,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:43,649 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:43,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1310400074] [2023-11-29 05:12:43,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:43,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:43,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:43,650 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:43,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-29 05:12:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:43,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-29 05:12:43,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:43,858 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:43,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 43 [2023-11-29 05:12:43,928 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:43,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 43 [2023-11-29 05:12:44,001 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:44,001 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 43 [2023-11-29 05:12:44,082 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:44,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 34 [2023-11-29 05:12:44,138 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:44,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 20 [2023-11-29 05:12:44,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-11-29 05:12:44,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-11-29 05:12:44,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-11-29 05:12:44,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-11-29 05:12:44,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-11-29 05:12:44,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2023-11-29 05:12:44,262 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 368 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2023-11-29 05:12:44,263 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:12:44,384 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:44,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:44,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949880262] [2023-11-29 05:12:44,385 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:44,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1310400074] [2023-11-29 05:12:44,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1310400074] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 05:12:44,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:12:44,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2023-11-29 05:12:44,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436598221] [2023-11-29 05:12:44,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:44,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:12:44,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:44,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:12:44,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:12:44,386 INFO L87 Difference]: Start difference. First operand 254 states and 362 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:44,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:44,530 INFO L93 Difference]: Finished difference Result 586 states and 838 transitions. [2023-11-29 05:12:44,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 05:12:44,530 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 131 [2023-11-29 05:12:44,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:44,534 INFO L225 Difference]: With dead ends: 586 [2023-11-29 05:12:44,534 INFO L226 Difference]: Without dead ends: 386 [2023-11-29 05:12:44,535 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-11-29 05:12:44,535 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 60 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:44,535 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 195 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 05:12:44,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2023-11-29 05:12:44,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 384. [2023-11-29 05:12:44,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 384 states, 308 states have (on average 1.3246753246753247) internal successors, (408), 310 states have internal predecessors, (408), 70 states have call successors, (70), 5 states have call predecessors, (70), 5 states have return successors, (70), 68 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-29 05:12:44,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 548 transitions. [2023-11-29 05:12:44,559 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 548 transitions. Word has length 131 [2023-11-29 05:12:44,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:44,559 INFO L495 AbstractCegarLoop]: Abstraction has 384 states and 548 transitions. [2023-11-29 05:12:44,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:44,559 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 548 transitions. [2023-11-29 05:12:44,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 05:12:44,560 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:44,561 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:44,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-11-29 05:12:44,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-29 05:12:44,761 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:44,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:44,762 INFO L85 PathProgramCache]: Analyzing trace with hash -106919157, now seen corresponding path program 1 times [2023-11-29 05:12:44,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:44,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887449206] [2023-11-29 05:12:44,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:44,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:44,786 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:44,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1378262059] [2023-11-29 05:12:44,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:44,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:44,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:44,788 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:44,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-29 05:12:44,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:44,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 05:12:44,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:44,961 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:44,961 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 43 [2023-11-29 05:12:44,983 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:44,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 63 treesize of output 19 [2023-11-29 05:12:44,992 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:44,992 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:44,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:44,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887449206] [2023-11-29 05:12:44,992 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:44,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1378262059] [2023-11-29 05:12:44,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1378262059] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:44,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:44,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 05:12:44,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107687298] [2023-11-29 05:12:44,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:44,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:12:44,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:44,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:12:44,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:12:44,994 INFO L87 Difference]: Start difference. First operand 384 states and 548 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:45,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:45,413 INFO L93 Difference]: Finished difference Result 975 states and 1390 transitions. [2023-11-29 05:12:45,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 05:12:45,414 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 131 [2023-11-29 05:12:45,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:45,419 INFO L225 Difference]: With dead ends: 975 [2023-11-29 05:12:45,419 INFO L226 Difference]: Without dead ends: 651 [2023-11-29 05:12:45,420 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-11-29 05:12:45,421 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 210 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 320 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 263 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:45,422 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 263 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 320 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 05:12:45,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 651 states. [2023-11-29 05:12:45,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 651 to 510. [2023-11-29 05:12:45,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 510 states, 406 states have (on average 1.2955665024630543) internal successors, (526), 409 states have internal predecessors, (526), 96 states have call successors, (96), 7 states have call predecessors, (96), 7 states have return successors, (96), 93 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-29 05:12:45,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 718 transitions. [2023-11-29 05:12:45,460 INFO L78 Accepts]: Start accepts. Automaton has 510 states and 718 transitions. Word has length 131 [2023-11-29 05:12:45,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:45,461 INFO L495 AbstractCegarLoop]: Abstraction has 510 states and 718 transitions. [2023-11-29 05:12:45,461 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:45,461 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 718 transitions. [2023-11-29 05:12:45,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 05:12:45,462 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:45,462 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:45,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-11-29 05:12:45,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-29 05:12:45,663 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:45,663 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:45,663 INFO L85 PathProgramCache]: Analyzing trace with hash 594145421, now seen corresponding path program 1 times [2023-11-29 05:12:45,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:45,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238939312] [2023-11-29 05:12:45,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:45,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:45,691 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:45,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1451535687] [2023-11-29 05:12:45,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:45,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:45,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:45,692 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:45,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-29 05:12:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:45,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-29 05:12:45,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:45,915 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:45,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 37 treesize of output 13 [2023-11-29 05:12:45,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:12:45,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:12:45,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:12:45,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:12:45,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:12:45,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:12:45,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:12:45,966 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:45,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 30 [2023-11-29 05:12:45,985 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:45,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 60 [2023-11-29 05:12:46,048 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:46,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 72 treesize of output 26 [2023-11-29 05:12:46,062 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:46,062 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:46,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:46,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238939312] [2023-11-29 05:12:46,062 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:46,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1451535687] [2023-11-29 05:12:46,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1451535687] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:46,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:46,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 05:12:46,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848400878] [2023-11-29 05:12:46,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:46,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 05:12:46,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:46,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 05:12:46,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-29 05:12:46,064 INFO L87 Difference]: Start difference. First operand 510 states and 718 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:46,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:46,470 INFO L93 Difference]: Finished difference Result 1103 states and 1562 transitions. [2023-11-29 05:12:46,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 05:12:46,470 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 131 [2023-11-29 05:12:46,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:46,475 INFO L225 Difference]: With dead ends: 1103 [2023-11-29 05:12:46,475 INFO L226 Difference]: Without dead ends: 675 [2023-11-29 05:12:46,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-29 05:12:46,477 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 100 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 567 SdHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:46,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 567 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 363 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 05:12:46,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2023-11-29 05:12:46,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 514. [2023-11-29 05:12:46,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 514 states, 409 states have (on average 1.2836185819070904) internal successors, (525), 412 states have internal predecessors, (525), 96 states have call successors, (96), 8 states have call predecessors, (96), 8 states have return successors, (96), 93 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-29 05:12:46,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 717 transitions. [2023-11-29 05:12:46,520 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 717 transitions. Word has length 131 [2023-11-29 05:12:46,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:46,521 INFO L495 AbstractCegarLoop]: Abstraction has 514 states and 717 transitions. [2023-11-29 05:12:46,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:46,521 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 717 transitions. [2023-11-29 05:12:46,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-29 05:12:46,522 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:46,522 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:46,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-11-29 05:12:46,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-29 05:12:46,723 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:46,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:46,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1656882839, now seen corresponding path program 1 times [2023-11-29 05:12:46,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:46,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936468713] [2023-11-29 05:12:46,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:46,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:46,757 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:46,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [989423583] [2023-11-29 05:12:46,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:46,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:46,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:46,759 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:46,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-29 05:12:47,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:47,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-29 05:12:47,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:47,028 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:47,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 15 [2023-11-29 05:12:47,164 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:47,164 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 28 [2023-11-29 05:12:47,199 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:47,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 55 treesize of output 58 [2023-11-29 05:12:47,271 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:47,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 70 treesize of output 24 [2023-11-29 05:12:47,289 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:47,289 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:47,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:47,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936468713] [2023-11-29 05:12:47,289 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:47,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [989423583] [2023-11-29 05:12:47,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [989423583] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:47,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:47,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 05:12:47,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826815416] [2023-11-29 05:12:47,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:47,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 05:12:47,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:47,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 05:12:47,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:12:47,291 INFO L87 Difference]: Start difference. First operand 514 states and 717 transitions. Second operand has 8 states, 8 states have (on average 5.625) internal successors, (45), 7 states have internal predecessors, (45), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:47,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:47,714 INFO L93 Difference]: Finished difference Result 957 states and 1336 transitions. [2023-11-29 05:12:47,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 05:12:47,714 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 7 states have internal predecessors, (45), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 132 [2023-11-29 05:12:47,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:47,718 INFO L225 Difference]: With dead ends: 957 [2023-11-29 05:12:47,718 INFO L226 Difference]: Without dead ends: 527 [2023-11-29 05:12:47,719 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2023-11-29 05:12:47,720 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 72 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 408 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 408 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:47,720 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 374 Invalid, 415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 408 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 05:12:47,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2023-11-29 05:12:47,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 509. [2023-11-29 05:12:47,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 509 states, 404 states have (on average 1.2797029702970297) internal successors, (517), 407 states have internal predecessors, (517), 96 states have call successors, (96), 8 states have call predecessors, (96), 8 states have return successors, (96), 93 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-29 05:12:47,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 509 states and 709 transitions. [2023-11-29 05:12:47,762 INFO L78 Accepts]: Start accepts. Automaton has 509 states and 709 transitions. Word has length 132 [2023-11-29 05:12:47,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:47,763 INFO L495 AbstractCegarLoop]: Abstraction has 509 states and 709 transitions. [2023-11-29 05:12:47,763 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 7 states have internal predecessors, (45), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:47,763 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 709 transitions. [2023-11-29 05:12:47,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-29 05:12:47,764 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:47,764 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:47,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-11-29 05:12:47,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-29 05:12:47,965 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:47,965 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:47,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1865115992, now seen corresponding path program 1 times [2023-11-29 05:12:47,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:47,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110979559] [2023-11-29 05:12:47,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:47,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:47,990 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:47,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1845801355] [2023-11-29 05:12:47,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:47,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:47,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:47,992 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:47,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-29 05:12:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:48,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-29 05:12:48,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:48,332 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:48,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 12 [2023-11-29 05:12:48,357 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:48,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 141 treesize of output 77 [2023-11-29 05:12:48,426 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:48,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 155 treesize of output 104 [2023-11-29 05:12:48,782 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:48,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 475 treesize of output 165 [2023-11-29 05:12:48,860 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 42 proven. 9 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-11-29 05:12:48,861 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:12:49,265 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:49,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:49,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110979559] [2023-11-29 05:12:49,266 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:49,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1845801355] [2023-11-29 05:12:49,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1845801355] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 05:12:49,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:12:49,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [12] total 17 [2023-11-29 05:12:49,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690174076] [2023-11-29 05:12:49,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:49,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 05:12:49,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:49,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 05:12:49,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2023-11-29 05:12:49,268 INFO L87 Difference]: Start difference. First operand 509 states and 709 transitions. Second operand has 10 states, 10 states have (on average 4.6) internal successors, (46), 10 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:49,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:49,910 INFO L93 Difference]: Finished difference Result 1193 states and 1667 transitions. [2023-11-29 05:12:49,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 05:12:49,911 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.6) internal successors, (46), 10 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 133 [2023-11-29 05:12:49,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:49,916 INFO L225 Difference]: With dead ends: 1193 [2023-11-29 05:12:49,917 INFO L226 Difference]: Without dead ends: 772 [2023-11-29 05:12:49,918 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 248 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=106, Invalid=400, Unknown=0, NotChecked=0, Total=506 [2023-11-29 05:12:49,919 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 228 mSDsluCounter, 669 mSDsCounter, 0 mSdLazyCounter, 317 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 793 SdHoareTripleChecker+Invalid, 348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 317 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:49,919 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 793 Invalid, 348 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 317 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 05:12:49,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 772 states. [2023-11-29 05:12:49,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 772 to 679. [2023-11-29 05:12:49,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 679 states, 559 states have (on average 1.2808586762075134) internal successors, (716), 565 states have internal predecessors, (716), 108 states have call successors, (108), 11 states have call predecessors, (108), 11 states have return successors, (108), 102 states have call predecessors, (108), 108 states have call successors, (108) [2023-11-29 05:12:49,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 679 states and 932 transitions. [2023-11-29 05:12:49,991 INFO L78 Accepts]: Start accepts. Automaton has 679 states and 932 transitions. Word has length 133 [2023-11-29 05:12:49,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:49,992 INFO L495 AbstractCegarLoop]: Abstraction has 679 states and 932 transitions. [2023-11-29 05:12:49,992 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.6) internal successors, (46), 10 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:49,992 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 932 transitions. [2023-11-29 05:12:49,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-29 05:12:49,993 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:49,993 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:50,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2023-11-29 05:12:50,193 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-11-29 05:12:50,194 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:50,194 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:50,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1620504678, now seen corresponding path program 1 times [2023-11-29 05:12:50,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:50,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258191612] [2023-11-29 05:12:50,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:50,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:50,219 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:50,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1629946210] [2023-11-29 05:12:50,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:50,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:50,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:50,220 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:50,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-29 05:12:50,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:50,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 05:12:50,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:50,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-11-29 05:12:50,454 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:50,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 54 [2023-11-29 05:12:50,506 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:50,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 51 treesize of output 17 [2023-11-29 05:12:50,516 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:50,516 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:50,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:50,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258191612] [2023-11-29 05:12:50,516 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:50,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1629946210] [2023-11-29 05:12:50,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1629946210] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:50,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:50,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 05:12:50,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708034954] [2023-11-29 05:12:50,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:50,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:12:50,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:50,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:12:50,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:12:50,518 INFO L87 Difference]: Start difference. First operand 679 states and 932 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:50,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:50,792 INFO L93 Difference]: Finished difference Result 1447 states and 2004 transitions. [2023-11-29 05:12:50,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 05:12:50,793 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 133 [2023-11-29 05:12:50,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:50,799 INFO L225 Difference]: With dead ends: 1447 [2023-11-29 05:12:50,799 INFO L226 Difference]: Without dead ends: 870 [2023-11-29 05:12:50,801 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:12:50,801 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 137 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:50,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 404 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:12:50,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 870 states. [2023-11-29 05:12:50,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 870 to 669. [2023-11-29 05:12:50,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 669 states, 549 states have (on average 1.2768670309653916) internal successors, (701), 555 states have internal predecessors, (701), 108 states have call successors, (108), 11 states have call predecessors, (108), 11 states have return successors, (108), 102 states have call predecessors, (108), 108 states have call successors, (108) [2023-11-29 05:12:50,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 669 states and 917 transitions. [2023-11-29 05:12:50,857 INFO L78 Accepts]: Start accepts. Automaton has 669 states and 917 transitions. Word has length 133 [2023-11-29 05:12:50,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:50,857 INFO L495 AbstractCegarLoop]: Abstraction has 669 states and 917 transitions. [2023-11-29 05:12:50,857 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:50,858 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 917 transitions. [2023-11-29 05:12:50,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-29 05:12:50,859 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:50,859 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:50,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2023-11-29 05:12:51,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-29 05:12:51,059 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:51,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:51,060 INFO L85 PathProgramCache]: Analyzing trace with hash 435706598, now seen corresponding path program 1 times [2023-11-29 05:12:51,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:51,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756522779] [2023-11-29 05:12:51,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:51,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:51,080 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:51,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1309930320] [2023-11-29 05:12:51,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:51,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:51,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:51,081 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:51,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-11-29 05:12:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:51,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 05:12:51,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:51,291 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:51,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 31 [2023-11-29 05:12:51,314 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:51,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 58 treesize of output 64 [2023-11-29 05:12:51,399 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:51,399 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 79 treesize of output 23 [2023-11-29 05:12:51,409 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:51,409 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:51,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:51,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756522779] [2023-11-29 05:12:51,409 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:51,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1309930320] [2023-11-29 05:12:51,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1309930320] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:51,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:51,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 05:12:51,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772080294] [2023-11-29 05:12:51,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:51,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:12:51,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:51,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:12:51,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:12:51,411 INFO L87 Difference]: Start difference. First operand 669 states and 917 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:51,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:51,731 INFO L93 Difference]: Finished difference Result 1403 states and 1941 transitions. [2023-11-29 05:12:51,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 05:12:51,731 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 133 [2023-11-29 05:12:51,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:51,737 INFO L225 Difference]: With dead ends: 1403 [2023-11-29 05:12:51,737 INFO L226 Difference]: Without dead ends: 832 [2023-11-29 05:12:51,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:12:51,739 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 102 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 468 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:51,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 468 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 264 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 05:12:51,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2023-11-29 05:12:51,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 669. [2023-11-29 05:12:51,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 669 states, 549 states have (on average 1.2695810564663024) internal successors, (697), 555 states have internal predecessors, (697), 108 states have call successors, (108), 11 states have call predecessors, (108), 11 states have return successors, (108), 102 states have call predecessors, (108), 108 states have call successors, (108) [2023-11-29 05:12:51,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 669 states and 913 transitions. [2023-11-29 05:12:51,791 INFO L78 Accepts]: Start accepts. Automaton has 669 states and 913 transitions. Word has length 133 [2023-11-29 05:12:51,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:51,792 INFO L495 AbstractCegarLoop]: Abstraction has 669 states and 913 transitions. [2023-11-29 05:12:51,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:51,792 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 913 transitions. [2023-11-29 05:12:51,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-29 05:12:51,793 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:51,793 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:51,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2023-11-29 05:12:51,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:51,994 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:51,994 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:51,994 INFO L85 PathProgramCache]: Analyzing trace with hash -373640028, now seen corresponding path program 1 times [2023-11-29 05:12:51,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:51,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908848653] [2023-11-29 05:12:51,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:51,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:52,018 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:52,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [334246273] [2023-11-29 05:12:52,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:52,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:52,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:52,019 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:52,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-11-29 05:12:52,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:52,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-29 05:12:52,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:52,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2023-11-29 05:12:52,262 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:52,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 52 [2023-11-29 05:12:52,328 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:52,329 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 101 treesize of output 33 [2023-11-29 05:12:52,364 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 42 proven. 9 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-11-29 05:12:52,364 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:12:52,432 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:52,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:52,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908848653] [2023-11-29 05:12:52,432 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:52,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [334246273] [2023-11-29 05:12:52,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [334246273] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 05:12:52,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:12:52,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 12 [2023-11-29 05:12:52,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374872486] [2023-11-29 05:12:52,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:52,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 05:12:52,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:52,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 05:12:52,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2023-11-29 05:12:52,434 INFO L87 Difference]: Start difference. First operand 669 states and 913 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:52,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:52,658 INFO L93 Difference]: Finished difference Result 1291 states and 1769 transitions. [2023-11-29 05:12:52,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 05:12:52,660 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 133 [2023-11-29 05:12:52,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:52,665 INFO L225 Difference]: With dead ends: 1291 [2023-11-29 05:12:52,665 INFO L226 Difference]: Without dead ends: 728 [2023-11-29 05:12:52,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2023-11-29 05:12:52,667 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 114 mSDsluCounter, 570 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 706 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:52,667 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 706 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 05:12:52,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 728 states. [2023-11-29 05:12:52,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 728 to 699. [2023-11-29 05:12:52,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 699 states, 570 states have (on average 1.2578947368421052) internal successors, (717), 576 states have internal predecessors, (717), 114 states have call successors, (114), 14 states have call predecessors, (114), 14 states have return successors, (114), 108 states have call predecessors, (114), 114 states have call successors, (114) [2023-11-29 05:12:52,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 945 transitions. [2023-11-29 05:12:52,720 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 945 transitions. Word has length 133 [2023-11-29 05:12:52,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:52,720 INFO L495 AbstractCegarLoop]: Abstraction has 699 states and 945 transitions. [2023-11-29 05:12:52,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:52,721 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 945 transitions. [2023-11-29 05:12:52,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-29 05:12:52,722 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:52,722 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:52,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2023-11-29 05:12:52,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:52,922 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:52,923 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:52,923 INFO L85 PathProgramCache]: Analyzing trace with hash -1907939379, now seen corresponding path program 1 times [2023-11-29 05:12:52,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:52,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071238248] [2023-11-29 05:12:52,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:52,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:52,945 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:52,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1194564946] [2023-11-29 05:12:52,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:52,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:52,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:52,948 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:52,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2023-11-29 05:12:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:53,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 05:12:53,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:53,130 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:53,130 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:53,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:53,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071238248] [2023-11-29 05:12:53,130 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:53,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1194564946] [2023-11-29 05:12:53,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1194564946] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:53,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:53,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:12:53,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785345134] [2023-11-29 05:12:53,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:53,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:12:53,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:53,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:12:53,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:12:53,132 INFO L87 Difference]: Start difference. First operand 699 states and 945 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:53,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:53,178 INFO L93 Difference]: Finished difference Result 1331 states and 1809 transitions. [2023-11-29 05:12:53,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:12:53,179 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 135 [2023-11-29 05:12:53,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:53,184 INFO L225 Difference]: With dead ends: 1331 [2023-11-29 05:12:53,184 INFO L226 Difference]: Without dead ends: 738 [2023-11-29 05:12:53,186 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:12:53,186 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 6 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:53,187 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 204 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:12:53,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738 states. [2023-11-29 05:12:53,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738 to 711. [2023-11-29 05:12:53,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 711 states, 582 states have (on average 1.2525773195876289) internal successors, (729), 588 states have internal predecessors, (729), 114 states have call successors, (114), 14 states have call predecessors, (114), 14 states have return successors, (114), 108 states have call predecessors, (114), 114 states have call successors, (114) [2023-11-29 05:12:53,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 711 states and 957 transitions. [2023-11-29 05:12:53,237 INFO L78 Accepts]: Start accepts. Automaton has 711 states and 957 transitions. Word has length 135 [2023-11-29 05:12:53,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:53,237 INFO L495 AbstractCegarLoop]: Abstraction has 711 states and 957 transitions. [2023-11-29 05:12:53,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:53,237 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 957 transitions. [2023-11-29 05:12:53,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-29 05:12:53,238 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:53,238 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:53,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2023-11-29 05:12:53,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:53,439 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:53,439 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:53,439 INFO L85 PathProgramCache]: Analyzing trace with hash -132932017, now seen corresponding path program 1 times [2023-11-29 05:12:53,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:53,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106882410] [2023-11-29 05:12:53,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:53,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:53,464 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:53,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1868158027] [2023-11-29 05:12:53,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:53,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:53,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:53,465 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:53,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2023-11-29 05:12:53,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:53,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 05:12:53,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:53,641 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:53,641 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:53,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:53,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106882410] [2023-11-29 05:12:53,641 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:53,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1868158027] [2023-11-29 05:12:53,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1868158027] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:53,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:53,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 05:12:53,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319264959] [2023-11-29 05:12:53,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:53,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:12:53,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:53,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:12:53,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:12:53,643 INFO L87 Difference]: Start difference. First operand 711 states and 957 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:53,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:53,703 INFO L93 Difference]: Finished difference Result 758 states and 1012 transitions. [2023-11-29 05:12:53,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 05:12:53,704 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 135 [2023-11-29 05:12:53,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:53,708 INFO L225 Difference]: With dead ends: 758 [2023-11-29 05:12:53,708 INFO L226 Difference]: Without dead ends: 756 [2023-11-29 05:12:53,708 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:12:53,709 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 15 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:53,709 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 496 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:12:53,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2023-11-29 05:12:53,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 747. [2023-11-29 05:12:53,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 747 states, 618 states have (on average 1.2378640776699028) internal successors, (765), 624 states have internal predecessors, (765), 114 states have call successors, (114), 14 states have call predecessors, (114), 14 states have return successors, (114), 108 states have call predecessors, (114), 114 states have call successors, (114) [2023-11-29 05:12:53,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 747 states and 993 transitions. [2023-11-29 05:12:53,745 INFO L78 Accepts]: Start accepts. Automaton has 747 states and 993 transitions. Word has length 135 [2023-11-29 05:12:53,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:53,745 INFO L495 AbstractCegarLoop]: Abstraction has 747 states and 993 transitions. [2023-11-29 05:12:53,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:53,746 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 993 transitions. [2023-11-29 05:12:53,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-29 05:12:53,746 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:53,747 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:53,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2023-11-29 05:12:53,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2023-11-29 05:12:53,947 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:53,947 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:53,948 INFO L85 PathProgramCache]: Analyzing trace with hash 642726548, now seen corresponding path program 1 times [2023-11-29 05:12:53,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:53,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581545489] [2023-11-29 05:12:53,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:53,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:53,969 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:53,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [408305809] [2023-11-29 05:12:53,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:53,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:53,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:53,971 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:53,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2023-11-29 05:12:54,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:54,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 05:12:54,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:54,168 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 05:12:54,169 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:54,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:54,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581545489] [2023-11-29 05:12:54,169 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:54,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [408305809] [2023-11-29 05:12:54,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [408305809] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:54,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:54,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 05:12:54,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546856734] [2023-11-29 05:12:54,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:54,170 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 05:12:54,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:54,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 05:12:54,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-29 05:12:54,171 INFO L87 Difference]: Start difference. First operand 747 states and 993 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:54,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:54,248 INFO L93 Difference]: Finished difference Result 803 states and 1057 transitions. [2023-11-29 05:12:54,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 05:12:54,249 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 137 [2023-11-29 05:12:54,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:54,254 INFO L225 Difference]: With dead ends: 803 [2023-11-29 05:12:54,254 INFO L226 Difference]: Without dead ends: 801 [2023-11-29 05:12:54,254 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2023-11-29 05:12:54,254 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 19 mSDsluCounter, 490 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 592 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:54,255 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 592 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:12:54,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2023-11-29 05:12:54,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 756. [2023-11-29 05:12:54,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 756 states, 627 states have (on average 1.2344497607655502) internal successors, (774), 633 states have internal predecessors, (774), 114 states have call successors, (114), 14 states have call predecessors, (114), 14 states have return successors, (114), 108 states have call predecessors, (114), 114 states have call successors, (114) [2023-11-29 05:12:54,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 756 states and 1002 transitions. [2023-11-29 05:12:54,304 INFO L78 Accepts]: Start accepts. Automaton has 756 states and 1002 transitions. Word has length 137 [2023-11-29 05:12:54,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:54,304 INFO L495 AbstractCegarLoop]: Abstraction has 756 states and 1002 transitions. [2023-11-29 05:12:54,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:54,304 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1002 transitions. [2023-11-29 05:12:54,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-11-29 05:12:54,307 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:54,307 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:54,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2023-11-29 05:12:54,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:54,508 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:54,508 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:54,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1509113772, now seen corresponding path program 1 times [2023-11-29 05:12:54,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:54,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611577093] [2023-11-29 05:12:54,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:54,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:54,548 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:54,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [551002096] [2023-11-29 05:12:54,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:54,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:54,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:54,550 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:54,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2023-11-29 05:12:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:54,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 05:12:54,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:54,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2574 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2564 trivial. 0 not checked. [2023-11-29 05:12:54,839 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:54,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:54,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611577093] [2023-11-29 05:12:54,839 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:54,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [551002096] [2023-11-29 05:12:54,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [551002096] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:54,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:54,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 05:12:54,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047625724] [2023-11-29 05:12:54,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:54,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 05:12:54,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:54,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 05:12:54,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 05:12:54,841 INFO L87 Difference]: Start difference. First operand 756 states and 1002 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:54,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:54,910 INFO L93 Difference]: Finished difference Result 1738 states and 2278 transitions. [2023-11-29 05:12:54,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 05:12:54,911 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 262 [2023-11-29 05:12:54,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:54,916 INFO L225 Difference]: With dead ends: 1738 [2023-11-29 05:12:54,916 INFO L226 Difference]: Without dead ends: 1091 [2023-11-29 05:12:54,918 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 258 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:12:54,918 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 84 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 350 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:54,918 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 350 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:12:54,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1091 states. [2023-11-29 05:12:54,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1091 to 759. [2023-11-29 05:12:54,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 759 states, 630 states have (on average 1.2333333333333334) internal successors, (777), 636 states have internal predecessors, (777), 114 states have call successors, (114), 14 states have call predecessors, (114), 14 states have return successors, (114), 108 states have call predecessors, (114), 114 states have call successors, (114) [2023-11-29 05:12:54,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 759 states and 1005 transitions. [2023-11-29 05:12:54,954 INFO L78 Accepts]: Start accepts. Automaton has 759 states and 1005 transitions. Word has length 262 [2023-11-29 05:12:54,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:54,955 INFO L495 AbstractCegarLoop]: Abstraction has 759 states and 1005 transitions. [2023-11-29 05:12:54,955 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:54,955 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1005 transitions. [2023-11-29 05:12:54,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-11-29 05:12:54,956 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:54,957 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:54,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2023-11-29 05:12:55,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:55,162 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:55,162 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:55,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1275442320, now seen corresponding path program 1 times [2023-11-29 05:12:55,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:55,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22890280] [2023-11-29 05:12:55,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:55,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:55,188 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:55,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [855250616] [2023-11-29 05:12:55,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:55,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:55,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:55,189 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:55,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2023-11-29 05:12:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:55,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 719 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 05:12:55,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:55,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2574 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2564 trivial. 0 not checked. [2023-11-29 05:12:55,472 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:55,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:55,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22890280] [2023-11-29 05:12:55,473 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:55,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [855250616] [2023-11-29 05:12:55,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [855250616] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:55,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:55,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 05:12:55,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95246675] [2023-11-29 05:12:55,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:55,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 05:12:55,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:55,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 05:12:55,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 05:12:55,475 INFO L87 Difference]: Start difference. First operand 759 states and 1005 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:55,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:55,545 INFO L93 Difference]: Finished difference Result 1566 states and 2065 transitions. [2023-11-29 05:12:55,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 05:12:55,546 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 262 [2023-11-29 05:12:55,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:55,550 INFO L225 Difference]: With dead ends: 1566 [2023-11-29 05:12:55,550 INFO L226 Difference]: Without dead ends: 916 [2023-11-29 05:12:55,551 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 258 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 05:12:55,552 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 49 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:55,552 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 359 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:12:55,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 916 states. [2023-11-29 05:12:55,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 916 to 818. [2023-11-29 05:12:55,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 818 states, 689 states have (on average 1.2104499274310596) internal successors, (834), 695 states have internal predecessors, (834), 114 states have call successors, (114), 14 states have call predecessors, (114), 14 states have return successors, (114), 108 states have call predecessors, (114), 114 states have call successors, (114) [2023-11-29 05:12:55,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 818 states and 1062 transitions. [2023-11-29 05:12:55,587 INFO L78 Accepts]: Start accepts. Automaton has 818 states and 1062 transitions. Word has length 262 [2023-11-29 05:12:55,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:55,588 INFO L495 AbstractCegarLoop]: Abstraction has 818 states and 1062 transitions. [2023-11-29 05:12:55,588 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:55,588 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1062 transitions. [2023-11-29 05:12:55,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-11-29 05:12:55,591 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:55,591 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:55,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2023-11-29 05:12:55,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:55,792 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:55,792 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:55,792 INFO L85 PathProgramCache]: Analyzing trace with hash -547317448, now seen corresponding path program 1 times [2023-11-29 05:12:55,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:55,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504692548] [2023-11-29 05:12:55,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:55,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:55,818 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:55,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1565805372] [2023-11-29 05:12:55,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:55,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:55,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:55,819 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:55,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2023-11-29 05:12:56,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:56,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 05:12:56,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:56,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2023-11-29 05:12:56,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2574 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2563 trivial. 0 not checked. [2023-11-29 05:12:56,086 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:56,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:56,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504692548] [2023-11-29 05:12:56,086 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:56,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1565805372] [2023-11-29 05:12:56,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1565805372] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:56,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:56,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 05:12:56,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205069491] [2023-11-29 05:12:56,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:56,087 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:12:56,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:56,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:12:56,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:12:56,089 INFO L87 Difference]: Start difference. First operand 818 states and 1062 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:56,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:56,290 INFO L93 Difference]: Finished difference Result 1566 states and 2023 transitions. [2023-11-29 05:12:56,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 05:12:56,290 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 263 [2023-11-29 05:12:56,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:56,295 INFO L225 Difference]: With dead ends: 1566 [2023-11-29 05:12:56,295 INFO L226 Difference]: Without dead ends: 1078 [2023-11-29 05:12:56,296 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 258 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-29 05:12:56,297 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 66 mSDsluCounter, 460 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:56,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 611 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 05:12:56,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1078 states. [2023-11-29 05:12:56,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1078 to 800. [2023-11-29 05:12:56,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 800 states, 671 states have (on average 1.2026825633383011) internal successors, (807), 677 states have internal predecessors, (807), 114 states have call successors, (114), 14 states have call predecessors, (114), 14 states have return successors, (114), 108 states have call predecessors, (114), 114 states have call successors, (114) [2023-11-29 05:12:56,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 1035 transitions. [2023-11-29 05:12:56,334 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 1035 transitions. Word has length 263 [2023-11-29 05:12:56,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:56,334 INFO L495 AbstractCegarLoop]: Abstraction has 800 states and 1035 transitions. [2023-11-29 05:12:56,334 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:56,334 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1035 transitions. [2023-11-29 05:12:56,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-11-29 05:12:56,336 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:56,336 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:56,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2023-11-29 05:12:56,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2023-11-29 05:12:56,537 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:56,537 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:56,537 INFO L85 PathProgramCache]: Analyzing trace with hash 963093756, now seen corresponding path program 1 times [2023-11-29 05:12:56,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:56,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624536440] [2023-11-29 05:12:56,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:56,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:56,565 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:56,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [939733886] [2023-11-29 05:12:56,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:56,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:56,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:56,566 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:56,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2023-11-29 05:12:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:56,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 723 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 05:12:56,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:56,803 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:56,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 31 [2023-11-29 05:12:56,822 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:56,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 12 [2023-11-29 05:12:56,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2574 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2563 trivial. 0 not checked. [2023-11-29 05:12:56,831 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:12:56,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:56,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624536440] [2023-11-29 05:12:56,832 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:56,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [939733886] [2023-11-29 05:12:56,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [939733886] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:12:56,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:12:56,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 05:12:56,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103271772] [2023-11-29 05:12:56,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:56,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:12:56,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:56,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:12:56,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:12:56,834 INFO L87 Difference]: Start difference. First operand 800 states and 1035 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:57,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:57,221 INFO L93 Difference]: Finished difference Result 1341 states and 1730 transitions. [2023-11-29 05:12:57,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 05:12:57,222 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 263 [2023-11-29 05:12:57,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:57,225 INFO L225 Difference]: With dead ends: 1341 [2023-11-29 05:12:57,225 INFO L226 Difference]: Without dead ends: 847 [2023-11-29 05:12:57,226 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-11-29 05:12:57,227 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 146 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 560 SdHoareTripleChecker+Invalid, 433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:57,227 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 560 Invalid, 433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 05:12:57,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 847 states. [2023-11-29 05:12:57,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 847 to 535. [2023-11-29 05:12:57,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 535 states, 442 states have (on average 1.16289592760181) internal successors, (514), 446 states have internal predecessors, (514), 82 states have call successors, (82), 10 states have call predecessors, (82), 10 states have return successors, (82), 78 states have call predecessors, (82), 82 states have call successors, (82) [2023-11-29 05:12:57,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 678 transitions. [2023-11-29 05:12:57,262 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 678 transitions. Word has length 263 [2023-11-29 05:12:57,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:57,262 INFO L495 AbstractCegarLoop]: Abstraction has 535 states and 678 transitions. [2023-11-29 05:12:57,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:57,263 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 678 transitions. [2023-11-29 05:12:57,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-11-29 05:12:57,265 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:57,265 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:57,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2023-11-29 05:12:57,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:57,466 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:57,466 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:57,466 INFO L85 PathProgramCache]: Analyzing trace with hash -1368584305, now seen corresponding path program 1 times [2023-11-29 05:12:57,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:57,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045989085] [2023-11-29 05:12:57,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:57,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:57,493 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:57,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [246051905] [2023-11-29 05:12:57,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:57,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:57,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:57,495 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:57,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2023-11-29 05:12:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:12:57,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-29 05:12:57,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:12:57,906 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:57,906 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 121 treesize of output 72 [2023-11-29 05:12:57,960 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:57,961 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 121 treesize of output 69 [2023-11-29 05:12:58,055 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:12:58,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 91 treesize of output 79 [2023-11-29 05:12:58,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2576 backedges. 60 proven. 63 refuted. 0 times theorem prover too weak. 2453 trivial. 0 not checked. [2023-11-29 05:12:58,320 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:12:58,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2576 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2558 trivial. 0 not checked. [2023-11-29 05:12:58,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:12:58,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045989085] [2023-11-29 05:12:58,664 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:12:58,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [246051905] [2023-11-29 05:12:58,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [246051905] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 05:12:58,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:12:58,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [11] total 15 [2023-11-29 05:12:58,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560513590] [2023-11-29 05:12:58,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:12:58,665 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 05:12:58,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:12:58,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 05:12:58,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2023-11-29 05:12:58,666 INFO L87 Difference]: Start difference. First operand 535 states and 678 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:59,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:12:59,263 INFO L93 Difference]: Finished difference Result 871 states and 1096 transitions. [2023-11-29 05:12:59,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 05:12:59,263 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 264 [2023-11-29 05:12:59,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:12:59,268 INFO L225 Difference]: With dead ends: 871 [2023-11-29 05:12:59,268 INFO L226 Difference]: Without dead ends: 869 [2023-11-29 05:12:59,268 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 531 GetRequests, 514 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2023-11-29 05:12:59,269 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 99 mSDsluCounter, 491 mSDsCounter, 0 mSdLazyCounter, 391 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 616 SdHoareTripleChecker+Invalid, 410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 05:12:59,269 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 616 Invalid, 410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 391 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 05:12:59,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 869 states. [2023-11-29 05:12:59,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 869 to 847. [2023-11-29 05:12:59,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 847 states, 697 states have (on average 1.1592539454806312) internal successors, (808), 707 states have internal predecessors, (808), 130 states have call successors, (130), 19 states have call predecessors, (130), 19 states have return successors, (130), 120 states have call predecessors, (130), 130 states have call successors, (130) [2023-11-29 05:12:59,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 847 states and 1068 transitions. [2023-11-29 05:12:59,321 INFO L78 Accepts]: Start accepts. Automaton has 847 states and 1068 transitions. Word has length 264 [2023-11-29 05:12:59,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:12:59,321 INFO L495 AbstractCegarLoop]: Abstraction has 847 states and 1068 transitions. [2023-11-29 05:12:59,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:12:59,321 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1068 transitions. [2023-11-29 05:12:59,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-11-29 05:12:59,323 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:59,323 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:12:59,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2023-11-29 05:12:59,523 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2023-11-29 05:12:59,524 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:59,524 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:59,524 INFO L85 PathProgramCache]: Analyzing trace with hash -2054924571, now seen corresponding path program 1 times [2023-11-29 05:12:59,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:59,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782095410] [2023-11-29 05:12:59,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:59,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:59,556 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:12:59,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [811792051] [2023-11-29 05:12:59,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:59,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:12:59,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:59,558 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:12:59,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2023-11-29 05:13:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:00,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-29 05:13:00,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:13:00,053 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2023-11-29 05:13:00,070 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:13:00,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 28 [2023-11-29 05:13:00,087 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:13:00,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 55 treesize of output 58 [2023-11-29 05:13:00,141 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:13:00,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 70 treesize of output 24 [2023-11-29 05:13:00,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2574 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2559 trivial. 0 not checked. [2023-11-29 05:13:00,153 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:13:00,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:00,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782095410] [2023-11-29 05:13:00,153 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:13:00,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [811792051] [2023-11-29 05:13:00,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [811792051] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:00,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:00,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 05:13:00,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575640719] [2023-11-29 05:13:00,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:00,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:13:00,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:00,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:13:00,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:13:00,155 INFO L87 Difference]: Start difference. First operand 847 states and 1068 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:13:00,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:00,436 INFO L93 Difference]: Finished difference Result 1622 states and 2043 transitions. [2023-11-29 05:13:00,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 05:13:00,437 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 264 [2023-11-29 05:13:00,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:00,441 INFO L225 Difference]: With dead ends: 1622 [2023-11-29 05:13:00,441 INFO L226 Difference]: Without dead ends: 888 [2023-11-29 05:13:00,442 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:13:00,442 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 79 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:00,443 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 357 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:13:00,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2023-11-29 05:13:00,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 822. [2023-11-29 05:13:00,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 822 states, 672 states have (on average 1.1428571428571428) internal successors, (768), 682 states have internal predecessors, (768), 130 states have call successors, (130), 19 states have call predecessors, (130), 19 states have return successors, (130), 120 states have call predecessors, (130), 130 states have call successors, (130) [2023-11-29 05:13:00,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 822 states and 1028 transitions. [2023-11-29 05:13:00,493 INFO L78 Accepts]: Start accepts. Automaton has 822 states and 1028 transitions. Word has length 264 [2023-11-29 05:13:00,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:00,494 INFO L495 AbstractCegarLoop]: Abstraction has 822 states and 1028 transitions. [2023-11-29 05:13:00,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:13:00,494 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1028 transitions. [2023-11-29 05:13:00,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-11-29 05:13:00,496 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:00,496 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:13:00,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2023-11-29 05:13:00,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2023-11-29 05:13:00,700 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:00,700 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:00,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1324995937, now seen corresponding path program 1 times [2023-11-29 05:13:00,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:00,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968714241] [2023-11-29 05:13:00,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:00,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:00,757 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:13:00,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [782405535] [2023-11-29 05:13:00,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:00,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:00,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:13:00,759 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:13:00,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2023-11-29 05:13:01,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:01,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 05:13:01,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:13:01,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2578 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2558 trivial. 0 not checked. [2023-11-29 05:13:01,136 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:13:01,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:01,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968714241] [2023-11-29 05:13:01,136 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:13:01,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [782405535] [2023-11-29 05:13:01,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [782405535] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:01,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:01,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:13:01,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234527109] [2023-11-29 05:13:01,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:01,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:13:01,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:01,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:13:01,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:13:01,138 INFO L87 Difference]: Start difference. First operand 822 states and 1028 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:13:01,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:01,255 INFO L93 Difference]: Finished difference Result 1561 states and 1948 transitions. [2023-11-29 05:13:01,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:13:01,256 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 266 [2023-11-29 05:13:01,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:01,260 INFO L225 Difference]: With dead ends: 1561 [2023-11-29 05:13:01,260 INFO L226 Difference]: Without dead ends: 852 [2023-11-29 05:13:01,261 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:13:01,262 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 30 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:01,262 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 163 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 05:13:01,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 852 states. [2023-11-29 05:13:01,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 852 to 797. [2023-11-29 05:13:01,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 797 states, 647 states have (on average 1.1391035548686244) internal successors, (737), 657 states have internal predecessors, (737), 130 states have call successors, (130), 19 states have call predecessors, (130), 19 states have return successors, (130), 120 states have call predecessors, (130), 130 states have call successors, (130) [2023-11-29 05:13:01,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 997 transitions. [2023-11-29 05:13:01,320 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 997 transitions. Word has length 266 [2023-11-29 05:13:01,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:01,321 INFO L495 AbstractCegarLoop]: Abstraction has 797 states and 997 transitions. [2023-11-29 05:13:01,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:13:01,321 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 997 transitions. [2023-11-29 05:13:01,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-11-29 05:13:01,324 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:01,324 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:13:01,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2023-11-29 05:13:01,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:01,525 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:01,525 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:01,525 INFO L85 PathProgramCache]: Analyzing trace with hash 197948548, now seen corresponding path program 1 times [2023-11-29 05:13:01,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:01,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179617483] [2023-11-29 05:13:01,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:01,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:01,551 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:13:01,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [764324803] [2023-11-29 05:13:01,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:01,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:01,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:13:01,552 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:13:01,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2023-11-29 05:13:01,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:01,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 05:13:01,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:13:01,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2579 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 2558 trivial. 0 not checked. [2023-11-29 05:13:01,965 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:13:01,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:01,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179617483] [2023-11-29 05:13:01,965 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:13:01,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [764324803] [2023-11-29 05:13:01,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [764324803] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:01,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:01,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:13:01,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363485857] [2023-11-29 05:13:01,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:01,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:13:01,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:01,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:13:01,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:13:01,966 INFO L87 Difference]: Start difference. First operand 797 states and 997 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:13:02,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:02,082 INFO L93 Difference]: Finished difference Result 1415 states and 1766 transitions. [2023-11-29 05:13:02,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:13:02,083 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 269 [2023-11-29 05:13:02,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:02,087 INFO L225 Difference]: With dead ends: 1415 [2023-11-29 05:13:02,087 INFO L226 Difference]: Without dead ends: 731 [2023-11-29 05:13:02,089 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:13:02,090 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 16 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:02,090 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 199 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 05:13:02,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 731 states. [2023-11-29 05:13:02,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 731 to 731. [2023-11-29 05:13:02,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 731 states, 581 states have (on average 1.1032702237521514) internal successors, (641), 591 states have internal predecessors, (641), 130 states have call successors, (130), 19 states have call predecessors, (130), 19 states have return successors, (130), 120 states have call predecessors, (130), 130 states have call successors, (130) [2023-11-29 05:13:02,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 731 states and 901 transitions. [2023-11-29 05:13:02,162 INFO L78 Accepts]: Start accepts. Automaton has 731 states and 901 transitions. Word has length 269 [2023-11-29 05:13:02,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:02,162 INFO L495 AbstractCegarLoop]: Abstraction has 731 states and 901 transitions. [2023-11-29 05:13:02,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:13:02,162 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 901 transitions. [2023-11-29 05:13:02,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-11-29 05:13:02,165 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:02,165 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:13:02,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2023-11-29 05:13:02,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:02,370 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:02,370 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:02,370 INFO L85 PathProgramCache]: Analyzing trace with hash 1942782450, now seen corresponding path program 1 times [2023-11-29 05:13:02,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:02,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906298763] [2023-11-29 05:13:02,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:02,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:02,394 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:13:02,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [673435400] [2023-11-29 05:13:02,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:02,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:02,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:13:02,396 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:13:02,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2023-11-29 05:13:02,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:02,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 05:13:02,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:13:02,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 05:13:02,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-11-29 05:13:02,737 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:13:02,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 54 [2023-11-29 05:13:02,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2581 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 2558 trivial. 0 not checked. [2023-11-29 05:13:02,817 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:13:02,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:02,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906298763] [2023-11-29 05:13:02,818 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:13:02,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [673435400] [2023-11-29 05:13:02,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [673435400] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:02,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:02,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 05:13:02,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901885696] [2023-11-29 05:13:02,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:02,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:13:02,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:02,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:13:02,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:13:02,819 INFO L87 Difference]: Start difference. First operand 731 states and 901 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:13:03,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:03,202 INFO L93 Difference]: Finished difference Result 1955 states and 2383 transitions. [2023-11-29 05:13:03,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 05:13:03,203 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 271 [2023-11-29 05:13:03,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:03,210 INFO L225 Difference]: With dead ends: 1955 [2023-11-29 05:13:03,210 INFO L226 Difference]: Without dead ends: 1331 [2023-11-29 05:13:03,211 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:13:03,212 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 100 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 312 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 277 SdHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:03,212 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 277 Invalid, 327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 312 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 05:13:03,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1331 states. [2023-11-29 05:13:03,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1331 to 1131. [2023-11-29 05:13:03,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1131 states, 916 states have (on average 1.1037117903930131) internal successors, (1011), 932 states have internal predecessors, (1011), 186 states have call successors, (186), 28 states have call predecessors, (186), 28 states have return successors, (186), 170 states have call predecessors, (186), 186 states have call successors, (186) [2023-11-29 05:13:03,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 1131 states and 1383 transitions. [2023-11-29 05:13:03,299 INFO L78 Accepts]: Start accepts. Automaton has 1131 states and 1383 transitions. Word has length 271 [2023-11-29 05:13:03,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:03,300 INFO L495 AbstractCegarLoop]: Abstraction has 1131 states and 1383 transitions. [2023-11-29 05:13:03,300 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:13:03,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1383 transitions. [2023-11-29 05:13:03,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-11-29 05:13:03,304 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:03,304 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:13:03,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Ended with exit code 0 [2023-11-29 05:13:03,505 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:03,505 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:03,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:03,505 INFO L85 PathProgramCache]: Analyzing trace with hash -1672126476, now seen corresponding path program 1 times [2023-11-29 05:13:03,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:03,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751001158] [2023-11-29 05:13:03,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:03,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:03,533 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:13:03,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [682839878] [2023-11-29 05:13:03,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:03,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:03,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:13:03,535 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:13:03,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2023-11-29 05:13:03,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:03,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-29 05:13:03,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:13:03,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-11-29 05:13:03,873 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:13:03,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 54 [2023-11-29 05:13:03,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2581 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2559 trivial. 0 not checked. [2023-11-29 05:13:03,958 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:13:03,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:03,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751001158] [2023-11-29 05:13:03,958 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:13:03,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [682839878] [2023-11-29 05:13:03,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [682839878] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:03,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:03,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 05:13:03,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532259160] [2023-11-29 05:13:03,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:03,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:13:03,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:03,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:13:03,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:13:03,960 INFO L87 Difference]: Start difference. First operand 1131 states and 1383 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:13:04,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:04,374 INFO L93 Difference]: Finished difference Result 2596 states and 3147 transitions. [2023-11-29 05:13:04,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 05:13:04,374 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 271 [2023-11-29 05:13:04,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:04,395 INFO L225 Difference]: With dead ends: 2596 [2023-11-29 05:13:04,396 INFO L226 Difference]: Without dead ends: 1635 [2023-11-29 05:13:04,397 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:13:04,398 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 96 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 295 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:04,398 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 237 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 295 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 05:13:04,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1635 states. [2023-11-29 05:13:04,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1635 to 1459. [2023-11-29 05:13:04,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1459 states, 1173 states have (on average 1.091219096334186) internal successors, (1280), 1195 states have internal predecessors, (1280), 246 states have call successors, (246), 39 states have call predecessors, (246), 39 states have return successors, (246), 224 states have call predecessors, (246), 246 states have call successors, (246) [2023-11-29 05:13:04,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1459 states and 1772 transitions. [2023-11-29 05:13:04,521 INFO L78 Accepts]: Start accepts. Automaton has 1459 states and 1772 transitions. Word has length 271 [2023-11-29 05:13:04,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:04,521 INFO L495 AbstractCegarLoop]: Abstraction has 1459 states and 1772 transitions. [2023-11-29 05:13:04,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:13:04,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 1772 transitions. [2023-11-29 05:13:04,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2023-11-29 05:13:04,525 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:04,525 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:13:04,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Ended with exit code 0 [2023-11-29 05:13:04,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2023-11-29 05:13:04,726 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:04,726 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:04,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1348034984, now seen corresponding path program 1 times [2023-11-29 05:13:04,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:04,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204751818] [2023-11-29 05:13:04,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:04,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:04,753 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:13:04,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [930532236] [2023-11-29 05:13:04,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:04,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:04,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:13:04,755 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:13:04,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2023-11-29 05:13:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:05,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 753 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-29 05:13:05,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:13:05,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-11-29 05:13:05,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-11-29 05:13:05,122 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 05:13:05,122 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 43 [2023-11-29 05:13:05,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2581 backedges. 63 proven. 63 refuted. 0 times theorem prover too weak. 2455 trivial. 0 not checked. [2023-11-29 05:13:05,236 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:13:05,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2581 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 2560 trivial. 0 not checked. [2023-11-29 05:13:05,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:05,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204751818] [2023-11-29 05:13:05,365 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:13:05,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [930532236] [2023-11-29 05:13:05,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [930532236] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 05:13:05,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:13:05,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [11] total 15 [2023-11-29 05:13:05,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616866440] [2023-11-29 05:13:05,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:05,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 05:13:05,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:05,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 05:13:05,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2023-11-29 05:13:05,368 INFO L87 Difference]: Start difference. First operand 1459 states and 1772 transitions. Second operand has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:13:05,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:05,754 INFO L93 Difference]: Finished difference Result 1718 states and 2061 transitions. [2023-11-29 05:13:05,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 05:13:05,755 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 272 [2023-11-29 05:13:05,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:05,763 INFO L225 Difference]: With dead ends: 1718 [2023-11-29 05:13:05,763 INFO L226 Difference]: Without dead ends: 1716 [2023-11-29 05:13:05,764 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 555 GetRequests, 530 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=124, Invalid=578, Unknown=0, NotChecked=0, Total=702 [2023-11-29 05:13:05,764 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 36 mSDsluCounter, 571 mSDsCounter, 0 mSdLazyCounter, 280 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 679 SdHoareTripleChecker+Invalid, 287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:05,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 679 Invalid, 287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 280 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:13:05,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1716 states. [2023-11-29 05:13:05,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1716 to 1590. [2023-11-29 05:13:05,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1590 states, 1304 states have (on average 1.1012269938650308) internal successors, (1436), 1326 states have internal predecessors, (1436), 246 states have call successors, (246), 39 states have call predecessors, (246), 39 states have return successors, (246), 224 states have call predecessors, (246), 246 states have call successors, (246) [2023-11-29 05:13:05,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1590 states and 1928 transitions. [2023-11-29 05:13:05,892 INFO L78 Accepts]: Start accepts. Automaton has 1590 states and 1928 transitions. Word has length 272 [2023-11-29 05:13:05,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:05,892 INFO L495 AbstractCegarLoop]: Abstraction has 1590 states and 1928 transitions. [2023-11-29 05:13:05,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:13:05,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1928 transitions. [2023-11-29 05:13:05,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2023-11-29 05:13:05,896 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:05,897 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:13:05,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Ended with exit code 0 [2023-11-29 05:13:06,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2023-11-29 05:13:06,097 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:06,098 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:06,098 INFO L85 PathProgramCache]: Analyzing trace with hash -82859286, now seen corresponding path program 1 times [2023-11-29 05:13:06,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:06,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151715972] [2023-11-29 05:13:06,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:06,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:06,123 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:13:06,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1188027922] [2023-11-29 05:13:06,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:06,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:06,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:13:06,124 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:13:06,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2023-11-29 05:13:06,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:06,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 05:13:06,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:13:06,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2581 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 2560 trivial. 0 not checked. [2023-11-29 05:13:06,413 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:13:06,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:06,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151715972] [2023-11-29 05:13:06,413 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:13:06,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1188027922] [2023-11-29 05:13:06,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1188027922] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:06,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:06,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:13:06,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196305653] [2023-11-29 05:13:06,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:06,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:13:06,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:06,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:13:06,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:13:06,415 INFO L87 Difference]: Start difference. First operand 1590 states and 1928 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:13:06,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:06,549 INFO L93 Difference]: Finished difference Result 2971 states and 3606 transitions. [2023-11-29 05:13:06,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:13:06,550 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 272 [2023-11-29 05:13:06,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:06,550 INFO L225 Difference]: With dead ends: 2971 [2023-11-29 05:13:06,551 INFO L226 Difference]: Without dead ends: 0 [2023-11-29 05:13:06,555 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:13:06,556 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 20 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:06,556 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 210 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:13:06,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-29 05:13:06,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-29 05:13:06,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:06,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-29 05:13:06,558 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 272 [2023-11-29 05:13:06,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:06,558 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 05:13:06,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 05:13:06,558 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-29 05:13:06,559 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-29 05:13:06,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 05:13:06,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Ended with exit code 0 [2023-11-29 05:13:06,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2023-11-29 05:13:06,763 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-29 05:13:14,832 WARN L293 SmtUtils]: Spent 7.90s on a formula simplification. DAG size of input: 329 DAG size of output: 367 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-11-29 05:13:18,439 INFO L902 garLoopResultBuilder]: At program point L93(line 93) the Hoare annotation is: true [2023-11-29 05:13:18,440 INFO L899 garLoopResultBuilder]: For program point L93-1(line 93) no Hoare annotation was computed. [2023-11-29 05:13:18,440 INFO L899 garLoopResultBuilder]: For program point L60(line 60) no Hoare annotation was computed. [2023-11-29 05:13:18,440 INFO L899 garLoopResultBuilder]: For program point L60-2(lines 60 64) no Hoare annotation was computed. [2023-11-29 05:13:18,440 INFO L899 garLoopResultBuilder]: For program point L60-3(lines 57 65) no Hoare annotation was computed. [2023-11-29 05:13:18,440 INFO L899 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2023-11-29 05:13:18,440 INFO L899 garLoopResultBuilder]: For program point L19-1(line 19) no Hoare annotation was computed. [2023-11-29 05:13:18,440 INFO L899 garLoopResultBuilder]: For program point L19-3(line 19) no Hoare annotation was computed. [2023-11-29 05:13:18,440 INFO L902 garLoopResultBuilder]: At program point L102(line 102) the Hoare annotation is: true [2023-11-29 05:13:18,440 INFO L899 garLoopResultBuilder]: For program point L102-1(line 102) no Hoare annotation was computed. [2023-11-29 05:13:18,440 INFO L899 garLoopResultBuilder]: For program point L61(lines 61 63) no Hoare annotation was computed. [2023-11-29 05:13:18,441 INFO L895 garLoopResultBuilder]: At program point L86(line 86) the Hoare annotation is: (let ((.cse2 (select |#memory_int#1| |~#WrapperStruct00~0.base|))) (let ((.cse4 (select .cse2 (+ |~#WrapperStruct00~0.offset| 14))) (.cse0 (select .cse2 (+ |~#WrapperStruct00~0.offset| 15)))) (let ((.cse3 (mod (+ .cse4 (select .cse2 (+ |~#WrapperStruct00~0.offset| 13)) .cse0) 256)) (.cse1 (select .cse2 (+ |~#WrapperStruct00~0.offset| 8)))) (or (= .cse0 .cse1) (and (= (mod (select .cse2 (+ |~#WrapperStruct00~0.offset| 22)) 256) 0) (= (+ 128 (select .cse2 |~#WrapperStruct00~0.offset|)) 0) (= (+ ~last_1_WrapperStruct00_var_1_1~0 128) 0) (<= (select .cse2 (+ |~#WrapperStruct00~0.offset| 16)) 1) (<= (+ ~last_1_WrapperStruct00_var_1_7~0 1) 0) (= (mod (select .cse2 (+ 23 |~#WrapperStruct00~0.offset|)) 256) 0) (<= (+ .cse1 1) 0)) (and (<= 128 .cse3) (= (+ 256 .cse1) .cse3)) (and (= .cse1 .cse3) (<= .cse3 127)) (= .cse4 .cse1))))) [2023-11-29 05:13:18,441 INFO L899 garLoopResultBuilder]: For program point L86-1(line 86) no Hoare annotation was computed. [2023-11-29 05:13:18,441 INFO L902 garLoopResultBuilder]: At program point L95(line 95) the Hoare annotation is: true [2023-11-29 05:13:18,441 INFO L899 garLoopResultBuilder]: For program point L95-1(line 95) no Hoare annotation was computed. [2023-11-29 05:13:18,442 INFO L895 garLoopResultBuilder]: At program point L87(line 87) the Hoare annotation is: (let ((.cse2 (select |#memory_int#1| |~#WrapperStruct00~0.base|))) (let ((.cse4 (select .cse2 (+ |~#WrapperStruct00~0.offset| 14))) (.cse0 (select .cse2 (+ |~#WrapperStruct00~0.offset| 15)))) (let ((.cse3 (mod (+ .cse4 (select .cse2 (+ |~#WrapperStruct00~0.offset| 13)) .cse0) 256)) (.cse1 (select .cse2 (+ |~#WrapperStruct00~0.offset| 8)))) (or (= .cse0 .cse1) (and (= (mod (select .cse2 (+ |~#WrapperStruct00~0.offset| 22)) 256) 0) (= (+ 128 (select .cse2 |~#WrapperStruct00~0.offset|)) 0) (= (+ ~last_1_WrapperStruct00_var_1_1~0 128) 0) (<= (select .cse2 (+ |~#WrapperStruct00~0.offset| 16)) 1) (<= (+ ~last_1_WrapperStruct00_var_1_7~0 1) 0) (= (mod (select .cse2 (+ 23 |~#WrapperStruct00~0.offset|)) 256) 0) (<= (+ .cse1 1) 0)) (and (<= 128 .cse3) (= (+ 256 .cse1) .cse3)) (and (= .cse1 .cse3) (<= .cse3 127)) (= .cse4 .cse1))))) [2023-11-29 05:13:18,442 INFO L899 garLoopResultBuilder]: For program point L87-1(line 87) no Hoare annotation was computed. [2023-11-29 05:13:18,442 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 05:13:18,442 INFO L902 garLoopResultBuilder]: At program point L104(line 104) the Hoare annotation is: true [2023-11-29 05:13:18,442 INFO L899 garLoopResultBuilder]: For program point L104-1(line 104) no Hoare annotation was computed. [2023-11-29 05:13:18,442 INFO L902 garLoopResultBuilder]: At program point L96(line 96) the Hoare annotation is: true [2023-11-29 05:13:18,442 INFO L899 garLoopResultBuilder]: For program point L96-1(line 96) no Hoare annotation was computed. [2023-11-29 05:13:18,442 INFO L902 garLoopResultBuilder]: At program point L105(line 105) the Hoare annotation is: true [2023-11-29 05:13:18,442 INFO L899 garLoopResultBuilder]: For program point L105-1(line 105) no Hoare annotation was computed. [2023-11-29 05:13:18,442 INFO L902 garLoopResultBuilder]: At program point L89(line 89) the Hoare annotation is: true [2023-11-29 05:13:18,442 INFO L899 garLoopResultBuilder]: For program point L89-1(line 89) no Hoare annotation was computed. [2023-11-29 05:13:18,442 INFO L899 garLoopResultBuilder]: For program point L56(lines 56 80) no Hoare annotation was computed. [2023-11-29 05:13:18,444 INFO L895 garLoopResultBuilder]: At program point L122-2(lines 122 128) the Hoare annotation is: (let ((.cse32 (select |#memory_int#1| |~#WrapperStruct00~0.base|))) (let ((.cse33 (+ ~last_1_WrapperStruct00_var_1_7~0 1)) (.cse27 (select .cse32 (+ |~#WrapperStruct00~0.offset| 9))) (.cse36 (select .cse32 (+ |~#WrapperStruct00~0.offset| 4))) (.cse28 (select .cse32 (+ |~#WrapperStruct00~0.offset| 8)))) (let ((.cse19 (+ 256 .cse28)) (.cse24 (select .cse32 (+ |~#WrapperStruct00~0.offset| 13))) (.cse22 (select .cse32 (+ |~#WrapperStruct00~0.offset| 15))) (.cse23 (* .cse36 ~last_1_WrapperStruct00_var_1_7~0)) (.cse29 (+ ~last_1_WrapperStruct00_var_1_12~0 (* .cse27 ~last_1_WrapperStruct00_var_1_7~0))) (.cse21 (select .cse32 (+ |~#WrapperStruct00~0.offset| 14))) (.cse18 (select .cse32 (+ 23 |~#WrapperStruct00~0.offset|))) (.cse26 (select .cse32 (+ |~#WrapperStruct00~0.offset| 22))) (.cse30 (select .cse32 (+ |~#WrapperStruct00~0.offset| 16))) (.cse25 (<= .cse33 0)) (.cse34 (+ ~last_1_WrapperStruct00_var_1_7~0 ~last_1_WrapperStruct00_var_1_1~0))) (let ((.cse10 (<= ~last_1_WrapperStruct00_var_1_7~0 2)) (.cse8 (or (and .cse25 (<= 1 .cse34)) (and (<= 0 ~last_1_WrapperStruct00_var_1_7~0) (<= .cse33 ~last_1_WrapperStruct00_var_1_1~0)))) (.cse5 (< .cse30 2)) (.cse14 (= (mod .cse26 256) 0)) (.cse15 (= (mod .cse18 256) 0)) (.cse7 (<= .cse27 ~last_1_WrapperStruct00_var_1_7~0)) (.cse9 (= .cse21 .cse28)) (.cse17 (+ 128 (select .cse32 |~#WrapperStruct00~0.offset|))) (.cse16 (+ .cse30 .cse36 .cse28)) (.cse13 (<= .cse30 1)) (.cse6 (<= (+ .cse23 1) .cse29)) (.cse11 (let ((.cse35 (mod (+ .cse21 .cse24 .cse22) 256))) (or (and (<= 128 .cse35) (= .cse19 .cse35)) (and (= .cse28 .cse35) (<= .cse35 127))))) (.cse2 (or (< .cse34 1) (< ~last_1_WrapperStruct00_var_1_1~0 .cse33))) (.cse12 (<= .cse33 .cse27)) (.cse0 (<= 2 .cse30)) (.cse4 (let ((.cse31 (mod (+ (select .cse32 (+ |~#WrapperStruct00~0.offset| 18)) (* 65535 (select .cse32 (+ |~#WrapperStruct00~0.offset| 20)))) 65536))) (or (and (= .cse30 .cse31) (<= .cse31 32767)) (and (<= 32768 .cse31) (= .cse31 (+ .cse30 65536)))))) (.cse1 (= .cse22 .cse28)) (.cse3 (<= .cse29 .cse23))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse5 .cse6 .cse10 .cse11 .cse2 .cse12) (and .cse4 .cse5 .cse6 .cse11 .cse8 .cse12) (and .cse5 .cse6 .cse10 .cse2 .cse7 .cse9) (and .cse1 .cse10 .cse13 .cse2 .cse3) (and .cse0 .cse4 .cse6 .cse7 .cse9) (and .cse14 .cse5 .cse6 .cse11 .cse2 .cse12 .cse15) (and .cse0 .cse4 .cse6 .cse11 .cse12) (and .cse4 .cse1 .cse8 (= .cse16 .cse17) .cse3) (and .cse14 .cse5 .cse6 .cse2 .cse7 .cse15 .cse9) (and .cse14 .cse1 .cse13 .cse2 .cse3 .cse15) (and .cse0 .cse6 .cse2 .cse7 .cse9) (and (= .cse18 0) (= .cse17 0) (or (let ((.cse20 (mod (+ 32 .cse21 .cse22) 256))) (and (= .cse19 .cse20) (<= 128 .cse20))) (not (= .cse16 0))) (= (+ ~last_1_WrapperStruct00_var_1_1~0 128) 0) (<= (+ ~last_1_WrapperStruct00_var_1_12~0 (* 32 ~last_1_WrapperStruct00_var_1_7~0)) .cse23) (= 32 .cse24) .cse13 .cse25 (= .cse26 0) (= 32 .cse27) (<= (+ .cse28 1) 0)) (and .cse0 .cse6 .cse11 .cse2 .cse12) (and .cse0 .cse4 .cse1 .cse3)))))) [2023-11-29 05:13:18,444 INFO L899 garLoopResultBuilder]: For program point L122-3(lines 122 128) no Hoare annotation was computed. [2023-11-29 05:13:18,444 INFO L902 garLoopResultBuilder]: At program point L98(line 98) the Hoare annotation is: true [2023-11-29 05:13:18,444 INFO L899 garLoopResultBuilder]: For program point L98-1(line 98) no Hoare annotation was computed. [2023-11-29 05:13:18,444 INFO L902 garLoopResultBuilder]: At program point L90(line 90) the Hoare annotation is: true [2023-11-29 05:13:18,444 INFO L899 garLoopResultBuilder]: For program point L90-1(line 90) no Hoare annotation was computed. [2023-11-29 05:13:18,444 INFO L899 garLoopResultBuilder]: For program point L57(lines 57 65) no Hoare annotation was computed. [2023-11-29 05:13:18,444 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2023-11-29 05:13:18,444 INFO L902 garLoopResultBuilder]: At program point L107(line 107) the Hoare annotation is: true [2023-11-29 05:13:18,444 INFO L899 garLoopResultBuilder]: For program point L107-1(line 107) no Hoare annotation was computed. [2023-11-29 05:13:18,445 INFO L902 garLoopResultBuilder]: At program point L99(line 99) the Hoare annotation is: true [2023-11-29 05:13:18,445 INFO L899 garLoopResultBuilder]: For program point L99-1(line 99) no Hoare annotation was computed. [2023-11-29 05:13:18,445 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 74) no Hoare annotation was computed. [2023-11-29 05:13:18,445 INFO L899 garLoopResultBuilder]: For program point L66-1(lines 66 74) no Hoare annotation was computed. [2023-11-29 05:13:18,445 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-29 05:13:18,445 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,445 INFO L895 garLoopResultBuilder]: At program point L83(line 83) the Hoare annotation is: (let ((.cse3 (select |#memory_int#1| |~#WrapperStruct00~0.base|))) (let ((.cse5 (select .cse3 (+ |~#WrapperStruct00~0.offset| 14))) (.cse4 (select .cse3 (+ |~#WrapperStruct00~0.offset| 13))) (.cse0 (select .cse3 (+ |~#WrapperStruct00~0.offset| 15)))) (let ((.cse2 (mod (+ .cse5 .cse4 .cse0) 256)) (.cse1 (select .cse3 (+ |~#WrapperStruct00~0.offset| 8)))) (or (= .cse0 .cse1) (and (<= 128 .cse2) (= (+ 256 .cse1) .cse2)) (and (= (select .cse3 (+ 23 |~#WrapperStruct00~0.offset|)) 0) (= (+ 128 (select .cse3 |~#WrapperStruct00~0.offset|)) 0) (= (+ ~last_1_WrapperStruct00_var_1_1~0 128) 0) (= 32 .cse4) (<= (select .cse3 (+ |~#WrapperStruct00~0.offset| 16)) 1) (<= (+ ~last_1_WrapperStruct00_var_1_7~0 1) 0) (= (select .cse3 (+ |~#WrapperStruct00~0.offset| 22)) 0) (= 32 (select .cse3 (+ |~#WrapperStruct00~0.offset| 9))) (<= (+ .cse1 1) 0)) (and (= .cse1 .cse2) (<= .cse2 127)) (= .cse5 .cse1))))) [2023-11-29 05:13:18,446 INFO L899 garLoopResultBuilder]: For program point L83-1(line 83) no Hoare annotation was computed. [2023-11-29 05:13:18,446 INFO L899 garLoopResultBuilder]: For program point L116-2(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,446 INFO L899 garLoopResultBuilder]: For program point L116-4(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,446 INFO L899 garLoopResultBuilder]: For program point L116-5(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,446 INFO L899 garLoopResultBuilder]: For program point L116-6(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,446 INFO L899 garLoopResultBuilder]: For program point L116-7(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,446 INFO L902 garLoopResultBuilder]: At program point L108(line 108) the Hoare annotation is: true [2023-11-29 05:13:18,446 INFO L899 garLoopResultBuilder]: For program point L108-1(line 108) no Hoare annotation was computed. [2023-11-29 05:13:18,446 INFO L899 garLoopResultBuilder]: For program point L75(line 75) no Hoare annotation was computed. [2023-11-29 05:13:18,446 INFO L899 garLoopResultBuilder]: For program point L116-9(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,446 INFO L899 garLoopResultBuilder]: For program point L75-2(lines 75 79) no Hoare annotation was computed. [2023-11-29 05:13:18,447 INFO L899 garLoopResultBuilder]: For program point L116-11(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,447 INFO L899 garLoopResultBuilder]: For program point L116-13(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,447 INFO L899 garLoopResultBuilder]: For program point L116-14(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,447 INFO L899 garLoopResultBuilder]: For program point L116-15(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,447 INFO L899 garLoopResultBuilder]: For program point L67(lines 67 71) no Hoare annotation was computed. [2023-11-29 05:13:18,447 INFO L899 garLoopResultBuilder]: For program point L116-17(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,447 INFO L899 garLoopResultBuilder]: For program point L116-19(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,447 INFO L899 garLoopResultBuilder]: For program point L116-20(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,447 INFO L899 garLoopResultBuilder]: For program point L116-22(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,447 INFO L902 garLoopResultBuilder]: At program point L92(line 92) the Hoare annotation is: true [2023-11-29 05:13:18,447 INFO L899 garLoopResultBuilder]: For program point L116-24(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,447 INFO L899 garLoopResultBuilder]: For program point L92-1(line 92) no Hoare annotation was computed. [2023-11-29 05:13:18,448 INFO L899 garLoopResultBuilder]: For program point L116-25(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,448 INFO L899 garLoopResultBuilder]: For program point L116-27(line 116) no Hoare annotation was computed. [2023-11-29 05:13:18,448 INFO L895 garLoopResultBuilder]: At program point L84(line 84) the Hoare annotation is: (let ((.cse3 (select |#memory_int#1| |~#WrapperStruct00~0.base|))) (let ((.cse5 (select .cse3 (+ |~#WrapperStruct00~0.offset| 14))) (.cse4 (select .cse3 (+ |~#WrapperStruct00~0.offset| 13))) (.cse0 (select .cse3 (+ |~#WrapperStruct00~0.offset| 15)))) (let ((.cse2 (mod (+ .cse5 .cse4 .cse0) 256)) (.cse1 (select .cse3 (+ |~#WrapperStruct00~0.offset| 8)))) (or (= .cse0 .cse1) (and (<= 128 .cse2) (= (+ 256 .cse1) .cse2)) (and (= (select .cse3 (+ 23 |~#WrapperStruct00~0.offset|)) 0) (= (+ 128 (select .cse3 |~#WrapperStruct00~0.offset|)) 0) (= (+ ~last_1_WrapperStruct00_var_1_1~0 128) 0) (= 32 .cse4) (<= (select .cse3 (+ |~#WrapperStruct00~0.offset| 16)) 1) (<= (+ ~last_1_WrapperStruct00_var_1_7~0 1) 0) (= (select .cse3 (+ |~#WrapperStruct00~0.offset| 22)) 0) (= 32 (select .cse3 (+ |~#WrapperStruct00~0.offset| 9))) (<= (+ .cse1 1) 0)) (and (= .cse1 .cse2) (<= .cse2 127)) (= .cse5 .cse1))))) [2023-11-29 05:13:18,448 INFO L899 garLoopResultBuilder]: For program point L84-1(line 84) no Hoare annotation was computed. [2023-11-29 05:13:18,448 INFO L902 garLoopResultBuilder]: At program point L101(line 101) the Hoare annotation is: true [2023-11-29 05:13:18,448 INFO L899 garLoopResultBuilder]: For program point L101-1(line 101) no Hoare annotation was computed. [2023-11-29 05:13:18,448 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2023-11-29 05:13:18,448 INFO L899 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2023-11-29 05:13:18,449 INFO L899 garLoopResultBuilder]: For program point L20-2(line 20) no Hoare annotation was computed. [2023-11-29 05:13:18,449 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(line 20) no Hoare annotation was computed. [2023-11-29 05:13:18,451 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:13:18,453 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 05:13:18,480 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,481 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,481 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,483 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,483 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,483 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,483 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,483 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,483 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,484 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,484 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,484 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,484 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,484 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,484 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,484 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,484 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,485 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,485 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,485 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,485 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,485 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,485 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,486 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,486 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,486 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,486 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,486 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,486 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,486 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,486 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,486 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,487 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,487 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,487 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,487 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,487 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,487 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,487 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,487 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,487 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,488 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,488 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,488 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,488 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,488 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,488 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,488 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,488 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,488 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,489 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,489 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,489 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,489 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,489 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,489 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,489 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,489 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,489 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,490 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,490 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,490 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,490 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,490 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,490 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,490 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,490 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,490 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,491 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,491 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,491 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,491 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,491 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,491 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,492 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,492 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,492 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,492 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,494 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,494 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,494 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,494 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,495 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,495 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,495 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,495 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 22] could not be translated [2023-11-29 05:13:18,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][23 + ~#WrapperStruct00~0!offset] could not be translated [2023-11-29 05:13:18,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,502 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,502 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,502 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,502 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,502 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,502 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,502 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,503 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,503 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,503 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,503 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,503 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,503 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,503 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,504 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,504 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,504 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,504 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,504 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,504 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,504 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,504 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,505 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,505 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,505 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,505 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset] could not be translated [2023-11-29 05:13:18,506 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,506 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,506 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 22] could not be translated [2023-11-29 05:13:18,506 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,506 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,506 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,507 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,507 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][23 + ~#WrapperStruct00~0!offset] could not be translated [2023-11-29 05:13:18,507 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,507 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,508 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 22] could not be translated [2023-11-29 05:13:18,508 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,508 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,508 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,508 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,509 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,509 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][23 + ~#WrapperStruct00~0!offset] could not be translated [2023-11-29 05:13:18,509 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,509 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,510 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,510 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,510 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,510 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,510 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][23 + ~#WrapperStruct00~0!offset] could not be translated [2023-11-29 05:13:18,511 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset] could not be translated [2023-11-29 05:13:18,511 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,511 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,511 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,511 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,513 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,513 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,513 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,513 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 22] could not be translated [2023-11-29 05:13:18,513 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,514 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,514 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,514 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,514 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,515 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,515 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,515 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,515 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,515 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,515 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated [2023-11-29 05:13:18,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated [2023-11-29 05:13:18,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,518 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,518 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,518 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,518 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated [2023-11-29 05:13:18,518 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated [2023-11-29 05:13:18,518 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated [2023-11-29 05:13:18,519 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated [2023-11-29 05:13:18,519 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated [2023-11-29 05:13:18,519 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated [2023-11-29 05:13:18,519 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated [2023-11-29 05:13:18,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 05:13:18 BoogieIcfgContainer [2023-11-29 05:13:18,520 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 05:13:18,520 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 05:13:18,520 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 05:13:18,521 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 05:13:18,521 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:12:33" (3/4) ... [2023-11-29 05:13:18,523 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 05:13:18,527 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-29 05:13:18,535 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-11-29 05:13:18,536 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-29 05:13:18,537 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-29 05:13:18,538 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 05:13:18,663 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 05:13:18,663 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 05:13:18,663 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 05:13:18,663 INFO L158 Benchmark]: Toolchain (without parser) took 46603.26ms. Allocated memory was 140.5MB in the beginning and 488.6MB in the end (delta: 348.1MB). Free memory was 102.9MB in the beginning and 205.1MB in the end (delta: -102.2MB). Peak memory consumption was 248.2MB. Max. memory is 16.1GB. [2023-11-29 05:13:18,664 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 140.5MB. Free memory was 110.8MB in the beginning and 110.7MB in the end (delta: 176.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 05:13:18,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.08ms. Allocated memory is still 140.5MB. Free memory was 102.5MB in the beginning and 88.2MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 05:13:18,664 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.21ms. Allocated memory is still 140.5MB. Free memory was 88.2MB in the beginning and 85.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 05:13:18,664 INFO L158 Benchmark]: Boogie Preprocessor took 60.16ms. Allocated memory is still 140.5MB. Free memory was 85.3MB in the beginning and 81.9MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 05:13:18,665 INFO L158 Benchmark]: RCFGBuilder took 577.67ms. Allocated memory is still 140.5MB. Free memory was 81.9MB in the beginning and 57.2MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-29 05:13:18,665 INFO L158 Benchmark]: TraceAbstraction took 45492.51ms. Allocated memory was 140.5MB in the beginning and 488.6MB in the end (delta: 348.1MB). Free memory was 56.3MB in the beginning and 213.5MB in the end (delta: -157.2MB). Peak memory consumption was 250.3MB. Max. memory is 16.1GB. [2023-11-29 05:13:18,665 INFO L158 Benchmark]: Witness Printer took 142.64ms. Allocated memory is still 488.6MB. Free memory was 213.5MB in the beginning and 205.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 05:13:18,667 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 140.5MB. Free memory was 110.8MB in the beginning and 110.7MB in the end (delta: 176.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.08ms. Allocated memory is still 140.5MB. Free memory was 102.5MB in the beginning and 88.2MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.21ms. Allocated memory is still 140.5MB. Free memory was 88.2MB in the beginning and 85.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.16ms. Allocated memory is still 140.5MB. Free memory was 85.3MB in the beginning and 81.9MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 577.67ms. Allocated memory is still 140.5MB. Free memory was 81.9MB in the beginning and 57.2MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 45492.51ms. Allocated memory was 140.5MB in the beginning and 488.6MB in the end (delta: 348.1MB). Free memory was 56.3MB in the beginning and 213.5MB in the end (delta: -157.2MB). Peak memory consumption was 250.3MB. Max. memory is 16.1GB. * Witness Printer took 142.64ms. Allocated memory is still 488.6MB. Free memory was 213.5MB in the beginning and 205.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 22] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][23 + ~#WrapperStruct00~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 22] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][23 + ~#WrapperStruct00~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 22] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][23 + ~#WrapperStruct00~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][23 + ~#WrapperStruct00~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 22] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 14] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 13] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 18] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 20] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 16] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 15] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 8] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 9] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~#WrapperStruct00~0!base][~#WrapperStruct00~0!offset + 4] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 77 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 45.4s, OverallIterations: 35, TraceHistogramMax: 36, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2948 SdHoareTripleChecker+Valid, 6.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2948 mSDsluCounter, 13506 SdHoareTripleChecker+Invalid, 5.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9826 mSDsCounter, 487 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6543 IncrementalHoareTripleChecker+Invalid, 7030 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 487 mSolverCounterUnsat, 3680 mSDtfsCounter, 6543 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7565 GetRequests, 7314 SyntacticMatches, 2 SemanticMatches, 249 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 239 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1590occurred in iteration=34, InterpolantAutomatonStates: 250, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 35 MinimizatonAttempts, 3124 StatesRemovedByMinimization, 31 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 2323 PreInvPairs, 2600 NumberOfFragments, 3266 HoareAnnotationTreeSize, 2323 FomulaSimplifications, 343649 FormulaSimplificationTreeSizeReduction, 8.2s HoareSimplificationTime, 20 FomulaSimplificationsInter, 121463 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.2s SsaConstructionTime, 3.3s SatisfiabilityAnalysisTime, 6.7s InterpolantComputationTime, 6323 NumberOfCodeBlocks, 6323 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 7473 ConstructedInterpolants, 0 QuantifiedInterpolants, 25074 SizeOfPredicates, 182 NumberOfNonLiveVariables, 17783 ConjunctsInSsa, 449 ConjunctsInUnsatCore, 43 InterpolantComputations, 35 PerfectInterpolantSequences, 53293/53832 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: null RESULT: Ultimate proved your program to be correct! [2023-11-29 05:13:18,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33170a48-41b1-4d4b-8017-e2cc9087065b/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE