./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/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_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/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_2930f9f1-5333-4f6f-8247-37e8abdb81ed/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 0a15bafc8303311b2bd7bb6d250a0c3e0c3fd8acbc6e1c59dc33f3d3e662f861 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:41:39,981 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:41:40,043 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 01:41:40,047 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:41:40,048 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:41:40,070 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:41:40,070 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:41:40,071 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:41:40,072 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:41:40,072 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:41:40,073 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:41:40,073 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:41:40,074 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:41:40,074 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:41:40,075 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:41:40,075 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:41:40,076 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:41:40,076 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:41:40,077 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:41:40,077 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:41:40,078 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:41:40,078 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:41:40,079 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:41:40,079 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:41:40,079 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:41:40,080 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:41:40,080 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:41:40,080 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:41:40,081 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:41:40,081 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:41:40,081 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:41:40,082 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:41:40,082 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:41:40,082 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:41:40,082 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:41:40,082 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:41:40,083 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:41:40,083 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:41:40,083 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:41:40,083 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:41:40,083 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:41:40,084 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:41:40,084 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_2930f9f1-5333-4f6f-8247-37e8abdb81ed/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a15bafc8303311b2bd7bb6d250a0c3e0c3fd8acbc6e1c59dc33f3d3e662f861 [2023-11-29 01:41:40,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:41:40,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:41:40,332 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:41:40,333 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:41:40,334 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:41:40,335 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i [2023-11-29 01:41:43,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:41:43,271 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:41:43,272 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i [2023-11-29 01:41:43,282 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/data/934a4d326/e3b2d20c63204adc884809f121eee404/FLAGa9f0bd926 [2023-11-29 01:41:43,295 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/data/934a4d326/e3b2d20c63204adc884809f121eee404 [2023-11-29 01:41:43,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:41:43,299 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:41:43,300 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:41:43,301 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:41:43,306 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:41:43,307 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:41:43" (1/1) ... [2023-11-29 01:41:43,308 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63e28fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:43, skipping insertion in model container [2023-11-29 01:41:43,308 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:41:43" (1/1) ... [2023-11-29 01:41:43,338 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:41:43,483 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_2930f9f1-5333-4f6f-8247-37e8abdb81ed/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i[916,929] [2023-11-29 01:41:43,541 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:41:43,553 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:41:43,565 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_2930f9f1-5333-4f6f-8247-37e8abdb81ed/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i[916,929] [2023-11-29 01:41:43,600 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:41:43,619 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:41:43,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:43 WrapperNode [2023-11-29 01:41:43,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:41:43,621 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:41:43,621 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:41:43,621 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:41:43,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:43" (1/1) ... [2023-11-29 01:41:43,642 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:43" (1/1) ... [2023-11-29 01:41:43,685 INFO L138 Inliner]: procedures = 29, calls = 157, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 427 [2023-11-29 01:41:43,686 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:41:43,687 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:41:43,687 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:41:43,687 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:41:43,699 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:43" (1/1) ... [2023-11-29 01:41:43,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:43" (1/1) ... [2023-11-29 01:41:43,706 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:43" (1/1) ... [2023-11-29 01:41:43,728 INFO L175 MemorySlicer]: Split 120 memory accesses to 8 slices as follows [2, 16, 14, 15, 27, 17, 10, 19]. 23 percent of accesses are in the largest equivalence class. The 18 initializations are split as follows [2, 2, 2, 1, 3, 3, 2, 3]. The 17 writes are split as follows [0, 2, 2, 1, 3, 3, 2, 4]. [2023-11-29 01:41:43,729 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:43" (1/1) ... [2023-11-29 01:41:43,729 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:43" (1/1) ... [2023-11-29 01:41:43,754 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:43" (1/1) ... [2023-11-29 01:41:43,760 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:43" (1/1) ... [2023-11-29 01:41:43,764 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:43" (1/1) ... [2023-11-29 01:41:43,767 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:43" (1/1) ... [2023-11-29 01:41:43,774 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:41:43,775 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:41:43,775 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:41:43,775 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:41:43,776 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:43" (1/1) ... [2023-11-29 01:41:43,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:41:43,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:41:43,807 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:41:43,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:41:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:41:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-11-29 01:41:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-11-29 01:41:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2023-11-29 01:41:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2023-11-29 01:41:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2023-11-29 01:41:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2023-11-29 01:41:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2023-11-29 01:41:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2023-11-29 01:41:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 01:41:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 01:41:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 01:41:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 01:41:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 01:41:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-29 01:41:43,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-29 01:41:43,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-29 01:41:43,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-11-29 01:41:43,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-11-29 01:41:43,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2023-11-29 01:41:43,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2023-11-29 01:41:43,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2023-11-29 01:41:43,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2023-11-29 01:41:43,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2023-11-29 01:41:43,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2023-11-29 01:41:43,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 01:41:43,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 01:41:43,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 01:41:43,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 01:41:43,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 01:41:43,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-29 01:41:43,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-29 01:41:43,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-29 01:41:43,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-11-29 01:41:43,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-11-29 01:41:43,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2023-11-29 01:41:43,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2023-11-29 01:41:43,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2023-11-29 01:41:43,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2023-11-29 01:41:43,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2023-11-29 01:41:43,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2023-11-29 01:41:43,855 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:41:43,855 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:41:43,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:41:43,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 01:41:43,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 01:41:43,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 01:41:43,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 01:41:43,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 01:41:43,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-29 01:41:43,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-29 01:41:43,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:41:43,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:41:44,011 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:41:44,013 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:41:44,469 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:41:44,500 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:41:44,500 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:41:44,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:41:44 BoogieIcfgContainer [2023-11-29 01:41:44,501 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:41:44,503 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:41:44,503 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:41:44,505 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:41:44,505 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:41:43" (1/3) ... [2023-11-29 01:41:44,506 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fdb160b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:41:44, skipping insertion in model container [2023-11-29 01:41:44,506 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:43" (2/3) ... [2023-11-29 01:41:44,507 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fdb160b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:41:44, skipping insertion in model container [2023-11-29 01:41:44,507 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:41:44" (3/3) ... [2023-11-29 01:41:44,508 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-40.i [2023-11-29 01:41:44,523 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:41:44,523 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:41:44,568 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:41:44,574 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;@1e6d5f5e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:41:44,574 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:41:44,578 INFO L276 IsEmpty]: Start isEmpty. Operand has 104 states, 82 states have (on average 1.4634146341463414) internal successors, (120), 83 states have internal predecessors, (120), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-29 01:41:44,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-29 01:41:44,593 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:44,594 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:41:44,594 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:44,599 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:44,599 INFO L85 PathProgramCache]: Analyzing trace with hash -1789806925, now seen corresponding path program 1 times [2023-11-29 01:41:44,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:41:44,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309322527] [2023-11-29 01:41:44,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:44,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:41:44,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:44,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:41:44,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309322527] [2023-11-29 01:41:44,827 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 01:41:44,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [328517705] [2023-11-29 01:41:44,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:44,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:44,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:41:44,830 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:41:44,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 01:41:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:45,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 01:41:45,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:41:45,153 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2023-11-29 01:41:45,154 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:41:45,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [328517705] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:41:45,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:41:45,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:41:45,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270223592] [2023-11-29 01:41:45,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:41:45,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:41:45,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:41:45,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:41:45,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:41:45,195 INFO L87 Difference]: Start difference. First operand has 104 states, 82 states have (on average 1.4634146341463414) internal successors, (120), 83 states have internal predecessors, (120), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-29 01:41:45,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:41:45,243 INFO L93 Difference]: Finished difference Result 205 states and 333 transitions. [2023-11-29 01:41:45,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:41:45,246 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 145 [2023-11-29 01:41:45,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:41:45,255 INFO L225 Difference]: With dead ends: 205 [2023-11-29 01:41:45,255 INFO L226 Difference]: Without dead ends: 102 [2023-11-29 01:41:45,259 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 144 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 01:41:45,262 INFO L413 NwaCegarLoop]: 149 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, 149 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 01:41:45,263 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 149 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:41:45,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2023-11-29 01:41:45,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2023-11-29 01:41:45,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 81 states have (on average 1.4197530864197532) internal successors, (115), 81 states have internal predecessors, (115), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-29 01:41:45,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 153 transitions. [2023-11-29 01:41:45,331 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 153 transitions. Word has length 145 [2023-11-29 01:41:45,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:41:45,331 INFO L495 AbstractCegarLoop]: Abstraction has 102 states and 153 transitions. [2023-11-29 01:41:45,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-29 01:41:45,332 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 153 transitions. [2023-11-29 01:41:45,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-29 01:41:45,336 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:45,337 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:41:45,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 01:41:45,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 01:41:45,541 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:45,541 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:45,541 INFO L85 PathProgramCache]: Analyzing trace with hash -452454947, now seen corresponding path program 1 times [2023-11-29 01:41:45,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:41:45,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650905255] [2023-11-29 01:41:45,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:45,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:41:45,631 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:41:45,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [255722785] [2023-11-29 01:41:45,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:45,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:45,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:41:45,633 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:41:45,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 01:41:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:45,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:41:45,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:41:45,944 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:41:45,945 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:41:45,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:41:45,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650905255] [2023-11-29 01:41:45,945 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:41:45,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [255722785] [2023-11-29 01:41:45,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [255722785] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:41:45,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:41:45,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:41:45,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111345129] [2023-11-29 01:41:45,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:41:45,948 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:41:45,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:41:45,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:41:45,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:41:45,950 INFO L87 Difference]: Start difference. First operand 102 states and 153 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:41:46,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:41:46,013 INFO L93 Difference]: Finished difference Result 215 states and 322 transitions. [2023-11-29 01:41:46,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:41:46,013 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 145 [2023-11-29 01:41:46,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:41:46,017 INFO L225 Difference]: With dead ends: 215 [2023-11-29 01:41:46,017 INFO L226 Difference]: Without dead ends: 114 [2023-11-29 01:41:46,019 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 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 01:41:46,020 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 21 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:41:46,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 438 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:41:46,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2023-11-29 01:41:46,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 104. [2023-11-29 01:41:46,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 83 states have (on average 1.4096385542168675) internal successors, (117), 83 states have internal predecessors, (117), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-29 01:41:46,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 155 transitions. [2023-11-29 01:41:46,038 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 155 transitions. Word has length 145 [2023-11-29 01:41:46,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:41:46,040 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 155 transitions. [2023-11-29 01:41:46,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:41:46,040 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 155 transitions. [2023-11-29 01:41:46,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-29 01:41:46,043 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:46,044 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:41:46,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 01:41:46,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:46,248 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:46,249 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:46,249 INFO L85 PathProgramCache]: Analyzing trace with hash -1261801573, now seen corresponding path program 1 times [2023-11-29 01:41:46,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:41:46,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221423247] [2023-11-29 01:41:46,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:46,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:41:46,306 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:41:46,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1523210804] [2023-11-29 01:41:46,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:46,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:46,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:41:46,308 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:41:46,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 01:41:46,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:46,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:41:46,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:41:46,566 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:41:46,566 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:41:46,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:41:46,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221423247] [2023-11-29 01:41:46,567 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:41:46,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1523210804] [2023-11-29 01:41:46,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1523210804] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:41:46,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:41:46,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:41:46,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740183623] [2023-11-29 01:41:46,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:41:46,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:41:46,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:41:46,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:41:46,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:41:46,571 INFO L87 Difference]: Start difference. First operand 104 states and 155 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:41:46,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:41:46,631 INFO L93 Difference]: Finished difference Result 215 states and 320 transitions. [2023-11-29 01:41:46,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:41:46,632 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 145 [2023-11-29 01:41:46,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:41:46,634 INFO L225 Difference]: With dead ends: 215 [2023-11-29 01:41:46,635 INFO L226 Difference]: Without dead ends: 112 [2023-11-29 01:41:46,636 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 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 01:41:46,637 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 12 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:41:46,637 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 436 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:41:46,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-29 01:41:46,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 106. [2023-11-29 01:41:46,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 85 states have (on average 1.4) internal successors, (119), 85 states have internal predecessors, (119), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-29 01:41:46,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 157 transitions. [2023-11-29 01:41:46,650 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 157 transitions. Word has length 145 [2023-11-29 01:41:46,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:41:46,650 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 157 transitions. [2023-11-29 01:41:46,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:41:46,651 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 157 transitions. [2023-11-29 01:41:46,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-29 01:41:46,653 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:46,654 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:41:46,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 01:41:46,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:46,865 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:46,866 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:46,866 INFO L85 PathProgramCache]: Analyzing trace with hash -1204543271, now seen corresponding path program 1 times [2023-11-29 01:41:46,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:41:46,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245138484] [2023-11-29 01:41:46,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:46,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:41:46,919 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:41:46,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1285154551] [2023-11-29 01:41:46,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:46,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:46,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:41:46,921 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:41:46,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 01:41:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:47,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:41:47,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:41:47,173 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:41:47,173 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:41:47,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:41:47,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245138484] [2023-11-29 01:41:47,173 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:41:47,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1285154551] [2023-11-29 01:41:47,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1285154551] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:41:47,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:41:47,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:41:47,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385542002] [2023-11-29 01:41:47,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:41:47,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:41:47,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:41:47,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:41:47,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:41:47,176 INFO L87 Difference]: Start difference. First operand 106 states and 157 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:41:47,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:41:47,212 INFO L93 Difference]: Finished difference Result 215 states and 318 transitions. [2023-11-29 01:41:47,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:41:47,213 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 145 [2023-11-29 01:41:47,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:41:47,215 INFO L225 Difference]: With dead ends: 215 [2023-11-29 01:41:47,215 INFO L226 Difference]: Without dead ends: 110 [2023-11-29 01:41:47,216 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 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 01:41:47,217 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 3 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:41:47,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 436 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:41:47,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2023-11-29 01:41:47,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 108. [2023-11-29 01:41:47,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 87 states have (on average 1.3908045977011494) internal successors, (121), 87 states have internal predecessors, (121), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-29 01:41:47,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 159 transitions. [2023-11-29 01:41:47,228 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 159 transitions. Word has length 145 [2023-11-29 01:41:47,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:41:47,229 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 159 transitions. [2023-11-29 01:41:47,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:41:47,229 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 159 transitions. [2023-11-29 01:41:47,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-29 01:41:47,232 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:47,232 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:41:47,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 01:41:47,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:47,438 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:47,439 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:47,439 INFO L85 PathProgramCache]: Analyzing trace with hash -1204483689, now seen corresponding path program 1 times [2023-11-29 01:41:47,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:41:47,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586579020] [2023-11-29 01:41:47,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:47,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:41:47,487 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:41:47,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1906110439] [2023-11-29 01:41:47,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:47,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:47,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:41:47,490 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:41:47,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 01:41:47,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:47,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:41:47,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:41:47,766 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:41:47,767 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:41:47,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:41:47,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586579020] [2023-11-29 01:41:47,767 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:41:47,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1906110439] [2023-11-29 01:41:47,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1906110439] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:41:47,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:41:47,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:41:47,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339891195] [2023-11-29 01:41:47,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:41:47,769 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:41:47,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:41:47,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:41:47,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:41:47,770 INFO L87 Difference]: Start difference. First operand 108 states and 159 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:41:47,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:41:47,812 INFO L93 Difference]: Finished difference Result 245 states and 360 transitions. [2023-11-29 01:41:47,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:41:47,813 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 145 [2023-11-29 01:41:47,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:41:47,815 INFO L225 Difference]: With dead ends: 245 [2023-11-29 01:41:47,815 INFO L226 Difference]: Without dead ends: 138 [2023-11-29 01:41:47,816 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 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 01:41:47,817 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 48 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 480 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:41:47,817 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 480 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:41:47,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2023-11-29 01:41:47,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 110. [2023-11-29 01:41:47,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 89 states have (on average 1.3820224719101124) internal successors, (123), 89 states have internal predecessors, (123), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-29 01:41:47,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 161 transitions. [2023-11-29 01:41:47,828 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 161 transitions. Word has length 145 [2023-11-29 01:41:47,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:41:47,829 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 161 transitions. [2023-11-29 01:41:47,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:41:47,829 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 161 transitions. [2023-11-29 01:41:47,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-29 01:41:47,831 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:47,831 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:41:47,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 01:41:48,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:48,032 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:48,032 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:48,032 INFO L85 PathProgramCache]: Analyzing trace with hash 504019387, now seen corresponding path program 1 times [2023-11-29 01:41:48,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:41:48,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523468925] [2023-11-29 01:41:48,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:48,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:41:48,085 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:41:48,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1883169222] [2023-11-29 01:41:48,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:48,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:48,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:41:48,087 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:41:48,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 01:41:48,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:48,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:41:48,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:41:48,377 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:41:48,377 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:41:48,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:41:48,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523468925] [2023-11-29 01:41:48,378 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:41:48,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1883169222] [2023-11-29 01:41:48,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1883169222] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:41:48,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:41:48,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:41:48,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136553204] [2023-11-29 01:41:48,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:41:48,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:41:48,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:41:48,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:41:48,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:41:48,380 INFO L87 Difference]: Start difference. First operand 110 states and 161 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:41:48,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:41:48,454 INFO L93 Difference]: Finished difference Result 278 states and 405 transitions. [2023-11-29 01:41:48,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:41:48,455 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 148 [2023-11-29 01:41:48,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:41:48,457 INFO L225 Difference]: With dead ends: 278 [2023-11-29 01:41:48,457 INFO L226 Difference]: Without dead ends: 169 [2023-11-29 01:41:48,458 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:41:48,459 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 84 mSDsluCounter, 449 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 628 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:41:48,459 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 628 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:41:48,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2023-11-29 01:41:48,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 111. [2023-11-29 01:41:48,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 90 states have (on average 1.3777777777777778) internal successors, (124), 90 states have internal predecessors, (124), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-29 01:41:48,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 162 transitions. [2023-11-29 01:41:48,468 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 162 transitions. Word has length 148 [2023-11-29 01:41:48,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:41:48,469 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 162 transitions. [2023-11-29 01:41:48,469 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:41:48,469 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 162 transitions. [2023-11-29 01:41:48,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-29 01:41:48,471 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:48,471 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:41:48,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 01:41:48,676 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-29 01:41:48,676 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:48,677 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:48,677 INFO L85 PathProgramCache]: Analyzing trace with hash -1009878066, now seen corresponding path program 1 times [2023-11-29 01:41:48,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:41:48,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786699492] [2023-11-29 01:41:48,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:48,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:41:48,723 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:41:48,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [573726293] [2023-11-29 01:41:48,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:48,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:48,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:41:48,725 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:41:48,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 01:41:48,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:48,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-29 01:41:48,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:41:49,092 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 01:41:49,122 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 01:41:49,282 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 28 treesize of output 12 [2023-11-29 01:41:50,872 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 393 proven. 30 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2023-11-29 01:41:50,872 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:43:34,767 WARN L293 SmtUtils]: Spent 52.48s on a formula simplification. DAG size of input: 87 DAG size of output: 77 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:44:05,136 WARN L293 SmtUtils]: Spent 7.14s on a formula simplification. DAG size of input: 138 DAG size of output: 130 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:44:39,438 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:44:39,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:44:39,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786699492] [2023-11-29 01:44:39,439 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:44:39,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [573726293] [2023-11-29 01:44:39,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [573726293] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 01:44:39,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:44:39,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [12] total 18 [2023-11-29 01:44:39,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414004688] [2023-11-29 01:44:39,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:44:39,440 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:44:39,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:44:39,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:44:39,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2023-11-29 01:44:39,441 INFO L87 Difference]: Start difference. First operand 111 states and 162 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:44:49,403 WARN L293 SmtUtils]: Spent 8.38s on a formula simplification that was a NOOP. DAG size: 166 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:45:02,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:45:02,426 INFO L93 Difference]: Finished difference Result 374 states and 536 transitions. [2023-11-29 01:45:02,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:45:02,428 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 148 [2023-11-29 01:45:02,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:45:02,430 INFO L225 Difference]: With dead ends: 374 [2023-11-29 01:45:02,430 INFO L226 Difference]: Without dead ends: 264 [2023-11-29 01:45:02,431 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 297 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 87.5s TimeCoverageRelationStatistics Valid=78, Invalid=342, Unknown=0, NotChecked=0, Total=420 [2023-11-29 01:45:02,431 INFO L413 NwaCegarLoop]: 164 mSDtfsCounter, 394 mSDsluCounter, 684 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 394 SdHoareTripleChecker+Valid, 848 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:45:02,432 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [394 Valid, 848 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2023-11-29 01:45:02,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2023-11-29 01:45:02,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 187. [2023-11-29 01:45:02,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 156 states have (on average 1.3782051282051282) internal successors, (215), 157 states have internal predecessors, (215), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 27 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 01:45:02,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 271 transitions. [2023-11-29 01:45:02,452 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 271 transitions. Word has length 148 [2023-11-29 01:45:02,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:45:02,453 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 271 transitions. [2023-11-29 01:45:02,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:45:02,453 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 271 transitions. [2023-11-29 01:45:02,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-29 01:45:02,455 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:45:02,455 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:45:02,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 01:45:02,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-29 01:45:02,656 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:45:02,656 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:45:02,657 INFO L85 PathProgramCache]: Analyzing trace with hash 2005225552, now seen corresponding path program 1 times [2023-11-29 01:45:02,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:45:02,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248842971] [2023-11-29 01:45:02,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:45:02,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:45:02,696 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:45:02,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [47035794] [2023-11-29 01:45:02,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:45:02,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:45:02,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:45:02,697 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:45:02,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 01:45:02,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:45:02,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-29 01:45:02,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:45:02,922 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 01:45:02,926 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 17 treesize of output 17 [2023-11-29 01:45:02,973 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 01:45:02,974 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 58 treesize of output 28 [2023-11-29 01:45:02,991 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:45:02,991 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:45:02,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:45:02,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248842971] [2023-11-29 01:45:02,991 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:45:02,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [47035794] [2023-11-29 01:45:02,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [47035794] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:45:02,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:45:02,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 01:45:02,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831746980] [2023-11-29 01:45:02,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:45:02,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:45:02,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:45:02,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:45:02,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:45:02,994 INFO L87 Difference]: Start difference. First operand 187 states and 271 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:45:03,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:45:03,280 INFO L93 Difference]: Finished difference Result 623 states and 888 transitions. [2023-11-29 01:45:03,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 01:45:03,281 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 148 [2023-11-29 01:45:03,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:45:03,285 INFO L225 Difference]: With dead ends: 623 [2023-11-29 01:45:03,285 INFO L226 Difference]: Without dead ends: 437 [2023-11-29 01:45:03,286 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:45:03,287 INFO L413 NwaCegarLoop]: 239 mSDtfsCounter, 381 mSDsluCounter, 918 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 1157 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:45:03,287 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [381 Valid, 1157 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:45:03,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2023-11-29 01:45:03,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 279. [2023-11-29 01:45:03,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 279 states, 232 states have (on average 1.3577586206896552) internal successors, (315), 234 states have internal predecessors, (315), 43 states have call successors, (43), 3 states have call predecessors, (43), 3 states have return successors, (43), 41 states have call predecessors, (43), 43 states have call successors, (43) [2023-11-29 01:45:03,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 401 transitions. [2023-11-29 01:45:03,324 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 401 transitions. Word has length 148 [2023-11-29 01:45:03,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:45:03,325 INFO L495 AbstractCegarLoop]: Abstraction has 279 states and 401 transitions. [2023-11-29 01:45:03,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:45:03,325 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 401 transitions. [2023-11-29 01:45:03,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-29 01:45:03,326 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:45:03,327 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:45:03,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 01:45:03,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:45:03,527 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:45:03,528 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:45:03,528 INFO L85 PathProgramCache]: Analyzing trace with hash -875864560, now seen corresponding path program 1 times [2023-11-29 01:45:03,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:45:03,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343656358] [2023-11-29 01:45:03,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:45:03,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:45:03,557 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:45:03,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [933569119] [2023-11-29 01:45:03,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:45:03,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:45:03,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:45:03,559 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:45:03,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 01:45:04,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:45:04,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-29 01:45:04,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:45:04,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-11-29 01:45:04,342 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 01:45:04,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 38 [2023-11-29 01:45:04,531 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 01:45:04,532 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 96 treesize of output 52 [2023-11-29 01:45:04,588 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 182 proven. 6 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-11-29 01:45:04,588 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:45:04,789 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:45:04,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:45:04,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343656358] [2023-11-29 01:45:04,790 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:45:04,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933569119] [2023-11-29 01:45:04,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [933569119] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 01:45:04,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:45:04,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [16] total 21 [2023-11-29 01:45:04,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48143982] [2023-11-29 01:45:04,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:45:04,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:45:04,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:45:04,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:45:04,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=343, Unknown=0, NotChecked=0, Total=420 [2023-11-29 01:45:04,793 INFO L87 Difference]: Start difference. First operand 279 states and 401 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:45:05,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:45:05,126 INFO L93 Difference]: Finished difference Result 672 states and 959 transitions. [2023-11-29 01:45:05,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 01:45:05,127 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 148 [2023-11-29 01:45:05,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:45:05,130 INFO L225 Difference]: With dead ends: 672 [2023-11-29 01:45:05,130 INFO L226 Difference]: Without dead ends: 394 [2023-11-29 01:45:05,131 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 275 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=535, Unknown=0, NotChecked=0, Total=650 [2023-11-29 01:45:05,132 INFO L413 NwaCegarLoop]: 252 mSDtfsCounter, 290 mSDsluCounter, 1006 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 290 SdHoareTripleChecker+Valid, 1258 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:45:05,132 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [290 Valid, 1258 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:45:05,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2023-11-29 01:45:05,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 252. [2023-11-29 01:45:05,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252 states, 205 states have (on average 1.3560975609756099) internal successors, (278), 207 states have internal predecessors, (278), 43 states have call successors, (43), 3 states have call predecessors, (43), 3 states have return successors, (43), 41 states have call predecessors, (43), 43 states have call successors, (43) [2023-11-29 01:45:05,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 364 transitions. [2023-11-29 01:45:05,162 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 364 transitions. Word has length 148 [2023-11-29 01:45:05,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:45:05,163 INFO L495 AbstractCegarLoop]: Abstraction has 252 states and 364 transitions. [2023-11-29 01:45:05,163 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:45:05,163 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 364 transitions. [2023-11-29 01:45:05,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-29 01:45:05,165 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:45:05,165 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:45:05,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 01:45:05,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:45:05,368 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:45:05,369 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:45:05,369 INFO L85 PathProgramCache]: Analyzing trace with hash 2139239058, now seen corresponding path program 1 times [2023-11-29 01:45:05,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:45:05,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707091027] [2023-11-29 01:45:05,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:45:05,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:45:05,397 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:45:05,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2089922248] [2023-11-29 01:45:05,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:45:05,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:45:05,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:45:05,398 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:45:05,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 01:45:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:45:05,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-29 01:45:05,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:45:05,660 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 01:45:05,680 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 01:45:05,769 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 28 treesize of output 12 [2023-11-29 01:45:21,411 WARN L293 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:45:36,833 WARN L293 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:45:57,368 WARN L293 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:45:57,418 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 24 treesize of output 12 [2023-11-29 01:45:57,425 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 01:45:57,426 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 35 treesize of output 15 [2023-11-29 01:46:00,822 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 393 proven. 30 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2023-11-29 01:46:00,823 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:46:48,665 WARN L293 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:47:15,017 WARN L293 SmtUtils]: Spent 6.36s on a formula simplification. DAG size of input: 139 DAG size of output: 62 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:47:35,648 WARN L293 SmtUtils]: Spent 5.99s on a formula simplification. DAG size of input: 139 DAG size of output: 138 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:47:59,202 WARN L293 SmtUtils]: Spent 6.33s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:48:05,555 WARN L293 SmtUtils]: Spent 6.32s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:48:15,634 WARN L293 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:48:31,465 WARN L293 SmtUtils]: Spent 7.02s on a formula simplification that was a NOOP. DAG size: 20 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:48:35,787 WARN L876 $PredicateComparison]: unable to prove that (or (let ((.cse18 (select |c_#memory_int#5| |c_~#signed_long_int_Array_0~0.base|))) (let ((.cse8 (select (select |c_#memory_int#4| |c_~#signed_char_Array_0~0.base|) |c_~#signed_char_Array_0~0.offset|)) (.cse5 (select .cse18 (+ 4 |c_~#signed_long_int_Array_0~0.offset|))) (.cse10 (select .cse18 |c_~#signed_long_int_Array_0~0.offset|))) (let ((.cse16 (div .cse8 .cse5 .cse10)) (.cse9 (div .cse8 .cse5))) (let ((.cse13 (+ .cse9 1)) (.cse17 (+ 1 .cse16))) (let ((.cse4 (< .cse8 .cse17)) (.cse15 (= (mod .cse9 .cse10) 0)) (.cse14 (div .cse13 .cse10)) (.cse6 (= (mod .cse8 .cse5) 0))) (let ((.cse1 (not .cse6)) (.cse7 (< 0 (+ .cse8 1))) (.cse11 (< .cse5 0)) (.cse12 (< .cse8 (+ .cse14 1))) (.cse0 (and (<= .cse8 .cse17) (or .cse4 (not .cse15)))) (.cse2 (< .cse8 0))) (and (or .cse0 .cse1) (or (let ((.cse3 (= .cse13 0))) (and (or .cse2 .cse3 .cse4) (or (< 0 (+ .cse5 1)) .cse6 .cse7 (< .cse8 (+ (div (+ (- 1) .cse9) .cse10) 1))) (or .cse6 .cse7 .cse11 .cse12) (or .cse1 .cse3 .cse4))) (< .cse13 0)) (or .cse6 (< .cse8 (+ 2 .cse14)) .cse7 .cse11) (or .cse15 (< .cse8 .cse16) (< 0 (+ .cse10 1)) (< 0 .cse13)) (or .cse6 .cse7 (not (= (mod .cse13 .cse10) 0)) .cse11 .cse12) (or .cse0 .cse2)))))))) (let ((.cse47 (div |c_ULTIMATE.start_step_#t~mem21#1| |c_ULTIMATE.start_step_#t~mem22#1|))) (let ((.cse58 (+ .cse47 1))) (let ((.cse60 (+ |c_ULTIMATE.start_step_#t~mem25#1| 1)) (.cse48 (div .cse58 |c_ULTIMATE.start_step_#t~mem23#1|)) (.cse59 (div |c_ULTIMATE.start_step_#t~mem21#1| |c_ULTIMATE.start_step_#t~mem22#1| |c_ULTIMATE.start_step_#t~mem23#1|)) (.cse27 (= (mod .cse47 |c_ULTIMATE.start_step_#t~mem23#1|) 0))) (let ((.cse55 (not .cse27)) (.cse56 (< .cse47 0)) (.cse22 (< (+ .cse59 1) |c_ULTIMATE.start_step_#t~mem25#1|)) (.cse24 (< 0 .cse58)) (.cse19 (< |c_ULTIMATE.start_step_#t~mem23#1| 0)) (.cse40 (< .cse59 |c_ULTIMATE.start_step_#t~mem25#1|)) (.cse23 (< .cse48 |c_ULTIMATE.start_step_#t~mem25#1|)) (.cse42 (< |c_ULTIMATE.start_step_#t~mem22#1| 0)) (.cse30 (< .cse59 .cse60))) (let ((.cse54 (= (mod .cse58 |c_ULTIMATE.start_step_#t~mem23#1|) 0)) (.cse20 (= (mod |c_ULTIMATE.start_step_#t~mem21#1| |c_ULTIMATE.start_step_#t~mem22#1|) 0)) (.cse41 (< .cse48 .cse60)) (.cse39 (< (div (+ (- 1) .cse47) |c_ULTIMATE.start_step_#t~mem23#1|) |c_ULTIMATE.start_step_#t~mem25#1|)) (.cse57 (or .cse23 .cse42 .cse30)) (.cse50 (or .cse19 .cse40)) (.cse51 (or .cse22 .cse19 .cse27 .cse24)) (.cse52 (or .cse56 .cse40)) (.cse53 (or .cse55 .cse40)) (.cse34 (< |c_ULTIMATE.start_step_#t~mem21#1| 0))) (let ((.cse26 (or .cse23 .cse34 .cse40)) (.cse28 (or .cse23 .cse42 .cse40)) (.cse35 (and .cse50 .cse51 .cse52 .cse53)) (.cse37 (and (or .cse39 .cse23 .cse30) .cse57)) (.cse44 (or .cse39 .cse23 .cse40)) (.cse25 (or .cse23 .cse42)) (.cse33 (or .cse41 .cse30)) (.cse31 (or .cse23 .cse30)) (.cse21 (< 0 (+ |c_ULTIMATE.start_step_#t~mem21#1| 1))) (.cse32 (not .cse20)) (.cse49 (<= .cse59 |c_ULTIMATE.start_step_#t~mem25#1|)) (.cse45 (< .cse47 1)) (.cse38 (= .cse58 0)) (.cse29 (< .cse58 0)) (.cse36 (not .cse54))) (and (or .cse19 (and (or .cse20 .cse21 (and (or .cse22 .cse23 .cse24) .cse25)) .cse26 (or .cse22 .cse23 .cse27 .cse24) .cse28)) (or (and (or .cse29 .cse23 .cse30) .cse31 (or .cse23 .cse30 .cse32) .cse33) .cse27 .cse24) (or .cse23 .cse34 .cse30) (or .cse34 .cse35) (or .cse36 .cse37) (or .cse38 (let ((.cse43 (and .cse49 .cse50 .cse51 .cse52 .cse53))) (and (or .cse29 .cse39 .cse23 .cse40) (or .cse20 .cse21 .cse41 .cse42) (or .cse34 .cse43) (or .cse19 (let ((.cse46 (< (+ .cse48 1) |c_ULTIMATE.start_step_#t~mem25#1|))) (and (or .cse20 (and .cse44 (or .cse39 .cse23 .cse45) .cse25 (or .cse46 (< 0 (+ 2 .cse47)))) .cse21) (or .cse46 .cse20 .cse21 .cse27 .cse24)))) (or .cse43 .cse32) (or .cse41 .cse30 .cse27 .cse24))) .cse54) (or .cse55 (and (or (and (or .cse41 .cse40) (or .cse36 .cse23 .cse40) (or .cse29 .cse23 .cse40)) .cse42) .cse26)) (or (and .cse26 .cse28) .cse56) (or .cse32 .cse35) (or .cse29 .cse37) (or .cse20 (and (or .cse29 (and (or (not (= (mod (- 1) |c_ULTIMATE.start_step_#t~mem23#1|) 0)) (and .cse44 .cse25)) .cse57)) (or (and (or .cse55 .cse41) (or .cse41 .cse56) .cse33) .cse42) (or .cse36 .cse42 (and (or .cse23 .cse56) .cse31 (or .cse55 .cse23)))) .cse21) (or (and (or .cse41 .cse30 .cse32) (or (and .cse52 .cse53) .cse32) (or .cse19 .cse40 .cse32) (or (and .cse49 (or .cse22 .cse19)) .cse27 .cse24) (or .cse36 (and (or .cse30 .cse32) (or .cse55 .cse40 .cse32) (or .cse56 .cse40 .cse32))) (or .cse41 .cse34 .cse30) (or .cse20 (and (or .cse39 .cse19 .cse40) (or (and .cse49 .cse52 .cse53) .cse34) (or .cse39 .cse45) (or .cse38 .cse29 .cse39 .cse40) (or .cse55 .cse39 .cse34 .cse40) (or .cse36 .cse55 .cse39 .cse40)))) (< 0 (+ |c_ULTIMATE.start_step_#t~mem22#1| 1))))))))))) is different from true [2023-11-29 01:48:38,129 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:48:38,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:48:38,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707091027] [2023-11-29 01:48:38,129 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:48:38,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2089922248] [2023-11-29 01:48:38,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2089922248] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 01:48:38,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:48:38,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [14] total 20 [2023-11-29 01:48:38,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314512887] [2023-11-29 01:48:38,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:48:38,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:48:38,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:48:38,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:48:38,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=279, Unknown=1, NotChecked=34, Total=380 [2023-11-29 01:48:38,132 INFO L87 Difference]: Start difference. First operand 252 states and 364 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:48:51,477 WARN L293 SmtUtils]: Spent 7.41s on a formula simplification that was a NOOP. DAG size: 168 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:48:53,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:48:53,106 INFO L93 Difference]: Finished difference Result 651 states and 923 transitions. [2023-11-29 01:48:53,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:48:53,107 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 148 [2023-11-29 01:48:53,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:48:53,111 INFO L225 Difference]: With dead ends: 651 [2023-11-29 01:48:53,111 INFO L226 Difference]: Without dead ends: 435 [2023-11-29 01:48:53,112 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 296 GetRequests, 276 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 30.6s TimeCoverageRelationStatistics Valid=78, Invalid=345, Unknown=1, NotChecked=38, Total=462 [2023-11-29 01:48:53,113 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 204 mSDsluCounter, 599 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 797 SdHoareTripleChecker+Invalid, 499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 345 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:48:53,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [204 Valid, 797 Invalid, 499 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 150 Invalid, 0 Unknown, 345 Unchecked, 3.5s Time] [2023-11-29 01:48:53,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2023-11-29 01:48:53,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 277. [2023-11-29 01:48:53,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 229 states have (on average 1.3668122270742358) internal successors, (313), 231 states have internal predecessors, (313), 43 states have call successors, (43), 4 states have call predecessors, (43), 4 states have return successors, (43), 41 states have call predecessors, (43), 43 states have call successors, (43) [2023-11-29 01:48:53,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 399 transitions. [2023-11-29 01:48:53,150 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 399 transitions. Word has length 148 [2023-11-29 01:48:53,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:48:53,150 INFO L495 AbstractCegarLoop]: Abstraction has 277 states and 399 transitions. [2023-11-29 01:48:53,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:48:53,151 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 399 transitions. [2023-11-29 01:48:53,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-29 01:48:53,153 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:48:53,153 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:48:53,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-29 01:48:53,357 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 01:48:53,357 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:48:53,358 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:48:53,358 INFO L85 PathProgramCache]: Analyzing trace with hash -1820615324, now seen corresponding path program 1 times [2023-11-29 01:48:53,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:48:53,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121284525] [2023-11-29 01:48:53,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:53,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:48:53,398 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:48:53,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [263183630] [2023-11-29 01:48:53,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:53,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:48:53,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:48:53,400 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:48:53,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 01:48:53,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:53,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-29 01:48:53,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:48:53,696 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 33 treesize of output 15 [2023-11-29 01:48:53,698 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 11 [2023-11-29 01:48:53,711 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:48:53,712 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:48:53,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:48:53,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121284525] [2023-11-29 01:48:53,712 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:48:53,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [263183630] [2023-11-29 01:48:53,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [263183630] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:48:53,712 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:48:53,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:48:53,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042409963] [2023-11-29 01:48:53,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:48:53,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:48:53,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:48:53,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:48:53,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:48:53,714 INFO L87 Difference]: Start difference. First operand 277 states and 399 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:48:54,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:48:54,011 INFO L93 Difference]: Finished difference Result 626 states and 888 transitions. [2023-11-29 01:48:54,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:48:54,012 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 149 [2023-11-29 01:48:54,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:48:54,015 INFO L225 Difference]: With dead ends: 626 [2023-11-29 01:48:54,015 INFO L226 Difference]: Without dead ends: 389 [2023-11-29 01:48:54,016 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:48:54,017 INFO L413 NwaCegarLoop]: 266 mSDtfsCounter, 203 mSDsluCounter, 818 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 1084 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:48:54,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 1084 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:48:54,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2023-11-29 01:48:54,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 300. [2023-11-29 01:48:54,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 240 states have (on average 1.325) internal successors, (318), 242 states have internal predecessors, (318), 53 states have call successors, (53), 6 states have call predecessors, (53), 6 states have return successors, (53), 51 states have call predecessors, (53), 53 states have call successors, (53) [2023-11-29 01:48:54,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 424 transitions. [2023-11-29 01:48:54,064 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 424 transitions. Word has length 149 [2023-11-29 01:48:54,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:48:54,064 INFO L495 AbstractCegarLoop]: Abstraction has 300 states and 424 transitions. [2023-11-29 01:48:54,064 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:48:54,065 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 424 transitions. [2023-11-29 01:48:54,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-29 01:48:54,066 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:48:54,066 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:48:54,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-11-29 01:48:54,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:48:54,267 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:48:54,267 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:48:54,267 INFO L85 PathProgramCache]: Analyzing trace with hash 1830673212, now seen corresponding path program 1 times [2023-11-29 01:48:54,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:48:54,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84117886] [2023-11-29 01:48:54,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:54,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:48:54,299 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:48:54,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2137926773] [2023-11-29 01:48:54,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:54,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:48:54,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:48:54,300 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:48:54,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 01:48:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 01:48:54,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:48:54,565 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 20 treesize of output 8 [2023-11-29 01:48:54,575 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:48:54,575 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:48:54,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:48:54,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84117886] [2023-11-29 01:48:54,575 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:48:54,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2137926773] [2023-11-29 01:48:54,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2137926773] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:48:54,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:48:54,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:48:54,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619276541] [2023-11-29 01:48:54,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:48:54,576 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:48:54,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:48:54,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:48:54,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:48:54,577 INFO L87 Difference]: Start difference. First operand 300 states and 424 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:48:54,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:48:54,899 INFO L93 Difference]: Finished difference Result 713 states and 1007 transitions. [2023-11-29 01:48:54,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 01:48:54,899 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 149 [2023-11-29 01:48:54,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:48:54,902 INFO L225 Difference]: With dead ends: 713 [2023-11-29 01:48:54,902 INFO L226 Difference]: Without dead ends: 453 [2023-11-29 01:48:54,903 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:48:54,903 INFO L413 NwaCegarLoop]: 257 mSDtfsCounter, 188 mSDsluCounter, 768 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 1025 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:48:54,903 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 1025 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:48:54,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2023-11-29 01:48:54,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 410. [2023-11-29 01:48:54,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 410 states, 334 states have (on average 1.3293413173652695) internal successors, (444), 337 states have internal predecessors, (444), 68 states have call successors, (68), 7 states have call predecessors, (68), 7 states have return successors, (68), 65 states have call predecessors, (68), 68 states have call successors, (68) [2023-11-29 01:48:54,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 580 transitions. [2023-11-29 01:48:54,960 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 580 transitions. Word has length 149 [2023-11-29 01:48:54,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:48:54,960 INFO L495 AbstractCegarLoop]: Abstraction has 410 states and 580 transitions. [2023-11-29 01:48:54,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:48:54,961 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 580 transitions. [2023-11-29 01:48:54,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-29 01:48:54,963 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:48:54,963 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:48:54,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-29 01:48:55,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:48:55,165 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:48:55,165 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:48:55,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1971221822, now seen corresponding path program 1 times [2023-11-29 01:48:55,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:48:55,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085655197] [2023-11-29 01:48:55,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:55,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:48:55,197 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:48:55,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [130985261] [2023-11-29 01:48:55,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:55,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:48:55,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:48:55,199 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:48:55,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-29 01:48:55,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:55,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 01:48:55,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:48:55,555 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 34 treesize of output 16 [2023-11-29 01:48:55,558 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 16 treesize of output 8 [2023-11-29 01:48:55,568 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:48:55,568 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:48:55,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:48:55,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085655197] [2023-11-29 01:48:55,568 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:48:55,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [130985261] [2023-11-29 01:48:55,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [130985261] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:48:55,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:48:55,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:48:55,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765887166] [2023-11-29 01:48:55,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:48:55,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:48:55,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:48:55,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:48:55,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:48:55,570 INFO L87 Difference]: Start difference. First operand 410 states and 580 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:48:55,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:48:55,825 INFO L93 Difference]: Finished difference Result 847 states and 1192 transitions. [2023-11-29 01:48:55,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:48:55,826 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 149 [2023-11-29 01:48:55,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:48:55,829 INFO L225 Difference]: With dead ends: 847 [2023-11-29 01:48:55,829 INFO L226 Difference]: Without dead ends: 477 [2023-11-29 01:48:55,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:48:55,831 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 189 mSDsluCounter, 430 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 613 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:48:55,832 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 613 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:48:55,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2023-11-29 01:48:55,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 410. [2023-11-29 01:48:55,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 410 states, 334 states have (on average 1.3233532934131738) internal successors, (442), 337 states have internal predecessors, (442), 68 states have call successors, (68), 7 states have call predecessors, (68), 7 states have return successors, (68), 65 states have call predecessors, (68), 68 states have call successors, (68) [2023-11-29 01:48:55,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 578 transitions. [2023-11-29 01:48:55,873 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 578 transitions. Word has length 149 [2023-11-29 01:48:55,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:48:55,873 INFO L495 AbstractCegarLoop]: Abstraction has 410 states and 578 transitions. [2023-11-29 01:48:55,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:48:55,874 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 578 transitions. [2023-11-29 01:48:55,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 01:48:55,876 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:48:55,876 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:48:55,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-11-29 01:48:56,078 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:48:56,079 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:48:56,079 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:48:56,079 INFO L85 PathProgramCache]: Analyzing trace with hash 87312717, now seen corresponding path program 1 times [2023-11-29 01:48:56,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:48:56,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809574407] [2023-11-29 01:48:56,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:56,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:48:56,109 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:48:56,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1998982480] [2023-11-29 01:48:56,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:56,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:48:56,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:48:56,110 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:48:56,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-29 01:48:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:56,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:48:56,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:48:56,373 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:48:56,373 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:48:56,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:48:56,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809574407] [2023-11-29 01:48:56,374 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:48:56,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1998982480] [2023-11-29 01:48:56,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1998982480] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:48:56,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:48:56,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:48:56,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567308001] [2023-11-29 01:48:56,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:48:56,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:48:56,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:48:56,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:48:56,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:48:56,376 INFO L87 Difference]: Start difference. First operand 410 states and 578 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:48:56,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:48:56,495 INFO L93 Difference]: Finished difference Result 1107 states and 1528 transitions. [2023-11-29 01:48:56,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 01:48:56,496 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 150 [2023-11-29 01:48:56,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:48:56,499 INFO L225 Difference]: With dead ends: 1107 [2023-11-29 01:48:56,499 INFO L226 Difference]: Without dead ends: 737 [2023-11-29 01:48:56,500 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-29 01:48:56,501 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 121 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 858 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:48:56,501 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 858 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:48:56,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2023-11-29 01:48:56,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 416. [2023-11-29 01:48:56,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 416 states, 340 states have (on average 1.3176470588235294) internal successors, (448), 343 states have internal predecessors, (448), 68 states have call successors, (68), 7 states have call predecessors, (68), 7 states have return successors, (68), 65 states have call predecessors, (68), 68 states have call successors, (68) [2023-11-29 01:48:56,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 584 transitions. [2023-11-29 01:48:56,564 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 584 transitions. Word has length 150 [2023-11-29 01:48:56,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:48:56,564 INFO L495 AbstractCegarLoop]: Abstraction has 416 states and 584 transitions. [2023-11-29 01:48:56,564 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:48:56,565 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 584 transitions. [2023-11-29 01:48:56,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 01:48:56,566 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:48:56,566 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:48:56,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-11-29 01:48:56,767 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-29 01:48:56,767 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:48:56,767 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:48:56,768 INFO L85 PathProgramCache]: Analyzing trace with hash 337128374, now seen corresponding path program 1 times [2023-11-29 01:48:56,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:48:56,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337705894] [2023-11-29 01:48:56,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:56,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:48:56,805 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:48:56,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1243902587] [2023-11-29 01:48:56,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:56,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:48:56,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:48:56,806 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:48:56,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-29 01:48:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:57,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:48:57,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:48:57,093 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 01:48:57,110 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 01:48:57,205 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 01:48:57,211 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:48:57,211 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:48:57,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:48:57,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337705894] [2023-11-29 01:48:57,211 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:48:57,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1243902587] [2023-11-29 01:48:57,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1243902587] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:48:57,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:48:57,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:48:57,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714018204] [2023-11-29 01:48:57,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:48:57,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:48:57,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:48:57,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:48:57,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:48:57,214 INFO L87 Difference]: Start difference. First operand 416 states and 584 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:48:57,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:48:57,347 INFO L93 Difference]: Finished difference Result 1056 states and 1480 transitions. [2023-11-29 01:48:57,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:48:57,348 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 150 [2023-11-29 01:48:57,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:48:57,352 INFO L225 Difference]: With dead ends: 1056 [2023-11-29 01:48:57,352 INFO L226 Difference]: Without dead ends: 680 [2023-11-29 01:48:57,353 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 147 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 01:48:57,354 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 85 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:48:57,354 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 389 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:48:57,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2023-11-29 01:48:57,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 593. [2023-11-29 01:48:57,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 593 states, 495 states have (on average 1.3313131313131312) internal successors, (659), 498 states have internal predecessors, (659), 87 states have call successors, (87), 10 states have call predecessors, (87), 10 states have return successors, (87), 84 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:48:57,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 833 transitions. [2023-11-29 01:48:57,440 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 833 transitions. Word has length 150 [2023-11-29 01:48:57,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:48:57,441 INFO L495 AbstractCegarLoop]: Abstraction has 593 states and 833 transitions. [2023-11-29 01:48:57,441 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:48:57,441 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 833 transitions. [2023-11-29 01:48:57,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 01:48:57,443 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:48:57,443 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:48:57,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2023-11-29 01:48:57,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-29 01:48:57,644 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:48:57,644 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:48:57,644 INFO L85 PathProgramCache]: Analyzing trace with hash 399167988, now seen corresponding path program 1 times [2023-11-29 01:48:57,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:48:57,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070337979] [2023-11-29 01:48:57,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:57,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:48:57,678 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:48:57,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [723986526] [2023-11-29 01:48:57,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:57,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:48:57,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:48:57,680 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:48:57,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-29 01:48:57,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:57,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 01:48:57,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:48:57,957 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 16 treesize of output 8 [2023-11-29 01:48:57,973 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:48:57,973 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:48:57,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:48:57,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070337979] [2023-11-29 01:48:57,973 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:48:57,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [723986526] [2023-11-29 01:48:57,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [723986526] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:48:57,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:48:57,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:48:57,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823133330] [2023-11-29 01:48:57,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:48:57,974 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:48:57,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:48:57,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:48:57,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:48:57,976 INFO L87 Difference]: Start difference. First operand 593 states and 833 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:48:58,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:48:58,248 INFO L93 Difference]: Finished difference Result 1449 states and 2029 transitions. [2023-11-29 01:48:58,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:48:58,249 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 150 [2023-11-29 01:48:58,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:48:58,255 INFO L225 Difference]: With dead ends: 1449 [2023-11-29 01:48:58,255 INFO L226 Difference]: Without dead ends: 896 [2023-11-29 01:48:58,257 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:48:58,257 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 202 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 489 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:48:58,258 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 489 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:48:58,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 896 states. [2023-11-29 01:48:58,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 896 to 800. [2023-11-29 01:48:58,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 800 states, 664 states have (on average 1.319277108433735) internal successors, (876), 668 states have internal predecessors, (876), 121 states have call successors, (121), 14 states have call predecessors, (121), 14 states have return successors, (121), 117 states have call predecessors, (121), 121 states have call successors, (121) [2023-11-29 01:48:58,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 1118 transitions. [2023-11-29 01:48:58,384 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 1118 transitions. Word has length 150 [2023-11-29 01:48:58,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:48:58,385 INFO L495 AbstractCegarLoop]: Abstraction has 800 states and 1118 transitions. [2023-11-29 01:48:58,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:48:58,385 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1118 transitions. [2023-11-29 01:48:58,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 01:48:58,387 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:48:58,387 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:48:58,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2023-11-29 01:48:58,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:48:58,588 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:48:58,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:48:58,588 INFO L85 PathProgramCache]: Analyzing trace with hash -621900366, now seen corresponding path program 1 times [2023-11-29 01:48:58,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:48:58,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336882706] [2023-11-29 01:48:58,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:58,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:48:58,615 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:48:58,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [556141342] [2023-11-29 01:48:58,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:58,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:48:58,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:48:58,617 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:48:58,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-29 01:48:59,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:48:59,398 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 01:48:59,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:48:59,825 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 01:48:59,826 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 01:48:59,827 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 01:48:59,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-11-29 01:49:00,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-11-29 01:49:00,031 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:49:00,034 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 01:49:00,094 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated [2023-11-29 01:49:00,096 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-29 01:49:00,097 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-29 01:49:00,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-29 01:49:00,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-29 01:49:00,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-29 01:49:00,100 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-29 01:49:00,100 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated [2023-11-29 01:49:00,100 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-29 01:49:00,100 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated [2023-11-29 01:49:00,101 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-29 01:49:00,102 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-29 01:49:00,102 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-29 01:49:00,102 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated [2023-11-29 01:49:00,102 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated [2023-11-29 01:49:00,103 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-29 01:49:00,105 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-29 01:49:00,106 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-29 01:49:00,107 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-29 01:49:00,108 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-29 01:49:00,110 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-29 01:49:00,111 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-29 01:49:00,112 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-29 01:49:00,113 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-29 01:49:00,114 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-29 01:49:00,115 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-29 01:49:00,116 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-29 01:49:00,117 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-29 01:49:00,118 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-29 01:49:00,119 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem21 could not be translated [2023-11-29 01:49:00,119 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem24 could not be translated [2023-11-29 01:49:00,119 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem23 could not be translated [2023-11-29 01:49:00,119 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated [2023-11-29 01:49:00,119 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem25 could not be translated [2023-11-29 01:49:00,120 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem22 could not be translated [2023-11-29 01:49:00,120 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated [2023-11-29 01:49:00,121 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem33 could not be translated [2023-11-29 01:49:00,121 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite32 could not be translated [2023-11-29 01:49:00,121 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated [2023-11-29 01:49:00,121 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 01:49:00,122 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 01:49:00,122 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 01:49:00,122 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated [2023-11-29 01:49:00,122 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 01:49:00,123 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated [2023-11-29 01:49:00,123 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-29 01:49:00,123 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 01:49:00,123 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-29 01:49:00,123 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-29 01:49:00,123 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 01:49:00,124 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet88 could not be translated [2023-11-29 01:49:00,124 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-29 01:49:00,124 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 01:49:00,124 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-29 01:49:00,124 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 01:49:00,124 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite94 could not be translated [2023-11-29 01:49:00,124 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-29 01:49:00,125 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated [2023-11-29 01:49:00,125 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-29 01:49:00,125 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-29 01:49:00,125 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet88 could not be translated [2023-11-29 01:49:00,125 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-29 01:49:00,125 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 01:49:00,125 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-29 01:49:00,125 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-29 01:49:00,125 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-29 01:49:00,126 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated [2023-11-29 01:49:00,126 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-29 01:49:00,126 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-29 01:49:00,126 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 01:49:00,126 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-29 01:49:00,126 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-29 01:49:00,127 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-29 01:49:00,127 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 01:49:00,127 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet88 could not be translated [2023-11-29 01:49:00,127 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 01:49:00,127 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite94 could not be translated [2023-11-29 01:49:00,127 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-29 01:49:00,127 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 01:49:00,127 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-29 01:49:00,128 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated [2023-11-29 01:49:00,128 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-29 01:49:00,128 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet88 could not be translated [2023-11-29 01:49:00,128 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-29 01:49:00,128 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 01:49:00,128 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 01:49:00,128 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite94 could not be translated [2023-11-29 01:49:00,128 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-29 01:49:00,128 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-29 01:49:00,128 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-29 01:49:00,129 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-29 01:49:00,129 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated [2023-11-29 01:49:00,129 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-29 01:49:00,129 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-29 01:49:00,129 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated [2023-11-29 01:49:00,129 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 01:49:00,129 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated [2023-11-29 01:49:00,129 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet88 could not be translated [2023-11-29 01:49:00,130 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-29 01:49:00,130 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-29 01:49:00,130 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-29 01:49:00,130 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-29 01:49:00,130 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 01:49:00,130 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-29 01:49:00,130 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite94 could not be translated [2023-11-29 01:49:00,130 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short112 could not be translated [2023-11-29 01:49:00,130 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 01:49:00,131 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short112 could not be translated [2023-11-29 01:49:00,131 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 01:49:00,131 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite94 could not be translated [2023-11-29 01:49:00,131 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-29 01:49:00,131 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-29 01:49:00,131 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated [2023-11-29 01:49:00,131 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 01:49:00,131 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short115 could not be translated [2023-11-29 01:49:00,131 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet88 could not be translated [2023-11-29 01:49:00,131 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-29 01:49:00,131 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-29 01:49:00,132 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-29 01:49:00,132 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-29 01:49:00,132 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-29 01:49:00,132 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated [2023-11-29 01:49:00,132 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 01:49:00,132 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 01:49:00,132 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 01:49:00,133 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet88 could not be translated [2023-11-29 01:49:00,133 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-29 01:49:00,133 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite94 could not be translated [2023-11-29 01:49:00,133 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-29 01:49:00,133 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short115 could not be translated [2023-11-29 01:49:00,133 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-29 01:49:00,133 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short112 could not be translated [2023-11-29 01:49:00,133 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated [2023-11-29 01:49:00,134 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated [2023-11-29 01:49:00,134 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-29 01:49:00,134 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated [2023-11-29 01:49:00,134 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-29 01:49:00,134 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-29 01:49:00,134 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 01:49:00,134 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-29 01:49:00,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-29 01:49:00,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite94 could not be translated [2023-11-29 01:49:00,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 01:49:00,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet88 could not be translated [2023-11-29 01:49:00,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-29 01:49:00,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 01:49:00,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-29 01:49:00,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated [2023-11-29 01:49:00,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-29 01:49:00,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short115 could not be translated [2023-11-29 01:49:00,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short121 could not be translated [2023-11-29 01:49:00,136 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-29 01:49:00,136 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated [2023-11-29 01:49:00,136 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short112 could not be translated [2023-11-29 01:49:00,136 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-29 01:49:00,136 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 01:49:00,136 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-29 01:49:00,136 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated [2023-11-29 01:49:00,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 01:49:00 BoogieIcfgContainer [2023-11-29 01:49:00,159 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 01:49:00,160 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 01:49:00,160 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 01:49:00,160 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 01:49:00,160 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:41:44" (3/4) ... [2023-11-29 01:49:00,162 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 01:49:00,163 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 01:49:00,164 INFO L158 Benchmark]: Toolchain (without parser) took 436864.96ms. Allocated memory was 146.8MB in the beginning and 381.7MB in the end (delta: 234.9MB). Free memory was 107.1MB in the beginning and 210.6MB in the end (delta: -103.5MB). Peak memory consumption was 131.9MB. Max. memory is 16.1GB. [2023-11-29 01:49:00,164 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 104.9MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:49:00,165 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.98ms. Allocated memory is still 146.8MB. Free memory was 107.1MB in the beginning and 92.9MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 01:49:00,165 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.08ms. Allocated memory is still 146.8MB. Free memory was 92.9MB in the beginning and 89.1MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 01:49:00,165 INFO L158 Benchmark]: Boogie Preprocessor took 87.74ms. Allocated memory is still 146.8MB. Free memory was 89.1MB in the beginning and 83.6MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 01:49:00,165 INFO L158 Benchmark]: RCFGBuilder took 725.76ms. Allocated memory is still 146.8MB. Free memory was 83.6MB in the beginning and 108.1MB in the end (delta: -24.5MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2023-11-29 01:49:00,166 INFO L158 Benchmark]: TraceAbstraction took 435656.69ms. Allocated memory was 146.8MB in the beginning and 381.7MB in the end (delta: 234.9MB). Free memory was 107.3MB in the beginning and 210.6MB in the end (delta: -103.3MB). Peak memory consumption was 131.2MB. Max. memory is 16.1GB. [2023-11-29 01:49:00,166 INFO L158 Benchmark]: Witness Printer took 3.58ms. Allocated memory is still 381.7MB. Free memory is still 210.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:49:00,168 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 104.9MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.98ms. Allocated memory is still 146.8MB. Free memory was 107.1MB in the beginning and 92.9MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.08ms. Allocated memory is still 146.8MB. Free memory was 92.9MB in the beginning and 89.1MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.74ms. Allocated memory is still 146.8MB. Free memory was 89.1MB in the beginning and 83.6MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 725.76ms. Allocated memory is still 146.8MB. Free memory was 83.6MB in the beginning and 108.1MB in the end (delta: -24.5MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * TraceAbstraction took 435656.69ms. Allocated memory was 146.8MB in the beginning and 381.7MB in the end (delta: 234.9MB). Free memory was 107.3MB in the beginning and 210.6MB in the end (delta: -103.3MB). Peak memory consumption was 131.2MB. Max. memory is 16.1GB. * Witness Printer took 3.58ms. Allocated memory is still 381.7MB. Free memory is still 210.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem21 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem33 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short118 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short121 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite82 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 67, overapproximation of bitwiseOr at line 105, overapproximation of someBinaryArithmeticDOUBLEoperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 0 }; [L25-L27] double double_Array_0[2] = { 8.4, 49.75 }; [L25-L27] double double_Array_0[2] = { 8.4, 49.75 }; [L25-L27] double double_Array_0[2] = { 8.4, 49.75 }; [L28-L30] float float_Array_0[1] = { 7.5 }; [L28-L30] float float_Array_0[1] = { 7.5 }; [L31-L33] signed char signed_char_Array_0[3] = { -2, 25, -5 }; [L31-L33] signed char signed_char_Array_0[3] = { -2, 25, -5 }; [L31-L33] signed char signed_char_Array_0[3] = { -2, 25, -5 }; [L31-L33] signed char signed_char_Array_0[3] = { -2, 25, -5 }; [L34-L36] signed long int signed_long_int_Array_0[3] = { -10, -2, -4 }; [L34-L36] signed long int signed_long_int_Array_0[3] = { -10, -2, -4 }; [L34-L36] signed long int signed_long_int_Array_0[3] = { -10, -2, -4 }; [L34-L36] signed long int signed_long_int_Array_0[3] = { -10, -2, -4 }; [L37-L39] signed short int signed_short_int_Array_0[2] = { 1, -256 }; [L37-L39] signed short int signed_short_int_Array_0[2] = { 1, -256 }; [L37-L39] signed short int signed_short_int_Array_0[2] = { 1, -256 }; [L40-L42] unsigned char unsigned_char_Array_0[3] = { 1, 64, 128 }; [L40-L42] unsigned char unsigned_char_Array_0[3] = { 1, 64, 128 }; [L40-L42] unsigned char unsigned_char_Array_0[3] = { 1, 64, 128 }; [L40-L42] unsigned char unsigned_char_Array_0[3] = { 1, 64, 128 }; [L43] double last_1_double_Array_0_0_ = 8.4; [L109] isInitial = 1 [L110] FCALL initially() [L111] COND TRUE 1 [L112] CALL updateLastVariables() [L102] EXPR double_Array_0[0] [L102] last_1_double_Array_0_0_ = double_Array_0[0] [L112] RET updateLastVariables() [L113] CALL updateVariables() [L72] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L73] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L73] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L73] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L74] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L74] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L74] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L75] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L76] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L76] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L76] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L77] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L77] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L77] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L78] double_Array_0[1] = __VERIFIER_nondet_double() [L79] EXPR double_Array_0[1] [L79] EXPR double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L79] EXPR double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F [L79] EXPR double_Array_0[1] [L79] EXPR double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L79] EXPR (double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L79] EXPR (double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L79] CALL assume_abort_if_not((double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L79] RET assume_abort_if_not((double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L80] signed_char_Array_0[1] = __VERIFIER_nondet_char() [L81] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L81] CALL assume_abort_if_not(signed_char_Array_0[1] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L81] RET assume_abort_if_not(signed_char_Array_0[1] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L82] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L82] CALL assume_abort_if_not(signed_char_Array_0[1] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L82] RET assume_abort_if_not(signed_char_Array_0[1] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L83] signed_char_Array_0[2] = __VERIFIER_nondet_char() [L84] EXPR signed_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L84] CALL assume_abort_if_not(signed_char_Array_0[2] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L84] RET assume_abort_if_not(signed_char_Array_0[2] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L85] EXPR signed_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L85] CALL assume_abort_if_not(signed_char_Array_0[2] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L85] RET assume_abort_if_not(signed_char_Array_0[2] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L86] signed_long_int_Array_0[0] = __VERIFIER_nondet_long() [L87] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L87] CALL assume_abort_if_not(signed_long_int_Array_0[0] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L87] RET assume_abort_if_not(signed_long_int_Array_0[0] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L88] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L88] CALL assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L88] RET assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L89] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L89] CALL assume_abort_if_not(signed_long_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L89] RET assume_abort_if_not(signed_long_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L90] signed_long_int_Array_0[1] = __VERIFIER_nondet_long() [L91] EXPR signed_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L91] CALL assume_abort_if_not(signed_long_int_Array_0[1] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L91] RET assume_abort_if_not(signed_long_int_Array_0[1] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L92] EXPR signed_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L92] CALL assume_abort_if_not(signed_long_int_Array_0[1] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L92] RET assume_abort_if_not(signed_long_int_Array_0[1] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L93] EXPR signed_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L93] CALL assume_abort_if_not(signed_long_int_Array_0[1] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L93] RET assume_abort_if_not(signed_long_int_Array_0[1] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L94] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L95] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L95] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L95] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L96] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L96] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L96] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L97] unsigned_char_Array_0[2] = __VERIFIER_nondet_uchar() [L98] EXPR unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L98] CALL assume_abort_if_not(unsigned_char_Array_0[2] >= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L98] RET assume_abort_if_not(unsigned_char_Array_0[2] >= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L99] EXPR unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L99] CALL assume_abort_if_not(unsigned_char_Array_0[2] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L99] RET assume_abort_if_not(unsigned_char_Array_0[2] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L113] RET updateVariables() [L114] CALL step() [L47] BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L47] COND FALSE !(BOOL_unsigned_char_Array_0[0]) [L50] EXPR double_Array_0[1] [L50] float_Array_0[0] = double_Array_0[1] [L51] EXPR signed_char_Array_0[0] [L51] signed_short_int_Array_0[0] = signed_char_Array_0[0] [L52] EXPR signed_char_Array_0[2] [L52] signed_short_int_Array_0[1] = signed_char_Array_0[2] [L53] BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L53] COND FALSE !(BOOL_unsigned_char_Array_0[1]) [L62] EXPR signed_char_Array_0[0] [L62] EXPR signed_long_int_Array_0[1] [L62] EXPR signed_long_int_Array_0[0] [L62] EXPR signed_short_int_Array_0[1] [L62] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L62] EXPR signed_short_int_Array_0[1] | signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L62] COND FALSE !(((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) [L65] EXPR unsigned_char_Array_0[0] [L65] unsigned_char_Array_0[1] = unsigned_char_Array_0[0] [L67] EXPR float_Array_0[0] [L67] EXPR float_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L67] EXPR ((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0]) [L67] EXPR ((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L67] COND TRUE float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0]))) [L68] EXPR double_Array_0[1] [L68] double_Array_0[0] = (double_Array_0[1] + (127.4 - 8.25)) [L114] RET step() [L115] CALL, EXPR property() [L105] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1 [L105] EXPR BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR (BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR (BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) [L105] EXPR signed_char_Array_0[0] [L105] EXPR signed_long_int_Array_0[1] [L105] EXPR signed_long_int_Array_0[0] [L105] EXPR signed_short_int_Array_0[1] [L105] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR signed_short_int_Array_0[1] | signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR (((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) [L105] EXPR unsigned_char_Array_0[1] [L105] EXPR unsigned_char_Array_0[2] [L105] EXPR unsigned_char_Array_0[0] [L105] EXPR (((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR (BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR ((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR ((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR (((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR (((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR ((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR ((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR (((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1]))) && (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR (((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1]))) && (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR ((((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1]))) && (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0]))) && (signed_short_int_Array_0[1] == ((signed short int) signed_char_Array_0[2])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105] EXPR ((((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1]))) && (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0]))) && (signed_short_int_Array_0[1] == ((signed short int) signed_char_Array_0[2])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L105-L106] return ((((((BOOL_unsigned_char_Array_0[1] ? ((BOOL_unsigned_char_Array_0[0] && (float_Array_0[0] <= (- 63.9f))) ? ((float_Array_0[0] >= float_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) : 1) : 1) : 1) : 1) && ((((signed_char_Array_0[0] / signed_long_int_Array_0[1]) / signed_long_int_Array_0[0]) >= (signed_short_int_Array_0[1] | signed_char_Array_0[0])) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) && ((float_Array_0[0] != ((((last_1_double_Array_0_0_) < (float_Array_0[0])) ? (last_1_double_Array_0_0_) : (float_Array_0[0])))) ? (double_Array_0[0] == ((double) (double_Array_0[1] + (127.4 - 8.25)))) : 1)) && (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[0] == ((signed char) ((((signed_char_Array_0[1]) > ((-2 + signed_char_Array_0[2]))) ? (signed_char_Array_0[1]) : ((-2 + signed_char_Array_0[2])))))) : 1)) && (float_Array_0[0] == ((float) double_Array_0[1]))) && (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0]))) && (signed_short_int_Array_0[1] == ((signed short int) signed_char_Array_0[2])) ; [L115] RET, EXPR property() [L115] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_double_Array_0_0_=42/5, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, signed_short_int_Array_0={9:0}, unsigned_char_Array_0={10:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 104 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 435.5s, OverallIterations: 17, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 40.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2425 SdHoareTripleChecker+Valid, 10.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2425 mSDsluCounter, 11085 SdHoareTripleChecker+Invalid, 9.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 345 IncrementalHoareTripleChecker+Unchecked, 8119 mSDsCounter, 91 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1606 IncrementalHoareTripleChecker+Invalid, 2042 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 91 mSolverCounterUnsat, 2966 mSDtfsCounter, 1606 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2827 GetRequests, 2697 SyntacticMatches, 0 SemanticMatches, 130 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 379 ImplicationChecksByTransitivity, 118.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=800occurred in iteration=16, InterpolantAutomatonStates: 114, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 16 MinimizatonAttempts, 1342 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 384.7s InterpolantComputationTime, 2657 NumberOfCodeBlocks, 2657 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 2787 ConstructedInterpolants, 0 QuantifiedInterpolants, 25244 SizeOfPredicates, 91 NumberOfNonLiveVariables, 8422 ConjunctsInSsa, 217 ConjunctsInUnsatCore, 19 InterpolantComputations, 16 PerfectInterpolantSequences, 12930/12996 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 01:49:00,389 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2023-11-29 01:49:00,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/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_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/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 0a15bafc8303311b2bd7bb6d250a0c3e0c3fd8acbc6e1c59dc33f3d3e662f861 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:49:02,198 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:49:02,270 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 01:49:02,281 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:49:02,282 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:49:02,310 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:49:02,311 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:49:02,312 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:49:02,313 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:49:02,313 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:49:02,314 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:49:02,315 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:49:02,316 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:49:02,316 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:49:02,317 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:49:02,318 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:49:02,318 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:49:02,319 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:49:02,320 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:49:02,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:49:02,321 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:49:02,321 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:49:02,322 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:49:02,322 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 01:49:02,323 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 01:49:02,323 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 01:49:02,324 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:49:02,324 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:49:02,325 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:49:02,325 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:49:02,326 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:49:02,326 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:49:02,327 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:49:02,327 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:49:02,327 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:49:02,328 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:49:02,328 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:49:02,328 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 01:49:02,328 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 01:49:02,329 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:49:02,329 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:49:02,329 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:49:02,329 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:49:02,330 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:49:02,330 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 01:49:02,330 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_2930f9f1-5333-4f6f-8247-37e8abdb81ed/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a15bafc8303311b2bd7bb6d250a0c3e0c3fd8acbc6e1c59dc33f3d3e662f861 [2023-11-29 01:49:02,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:49:02,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:49:02,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:49:02,662 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:49:02,665 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:49:02,668 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i [2023-11-29 01:49:05,544 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:49:05,751 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:49:05,752 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i [2023-11-29 01:49:05,764 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/data/f3cdd7dbb/22964f5fc24f4f5b837bf4000d5f9866/FLAG95868c0b4 [2023-11-29 01:49:05,781 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/data/f3cdd7dbb/22964f5fc24f4f5b837bf4000d5f9866 [2023-11-29 01:49:05,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:49:05,786 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:49:05,788 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:49:05,788 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:49:05,795 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:49:05,796 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:49:05" (1/1) ... [2023-11-29 01:49:05,797 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bf98ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:49:05, skipping insertion in model container [2023-11-29 01:49:05,797 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:49:05" (1/1) ... [2023-11-29 01:49:05,831 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:49:05,989 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_2930f9f1-5333-4f6f-8247-37e8abdb81ed/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i[916,929] [2023-11-29 01:49:06,055 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:49:06,071 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:49:06,084 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_2930f9f1-5333-4f6f-8247-37e8abdb81ed/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-40.i[916,929] [2023-11-29 01:49:06,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:49:06,149 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:49:06,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:49:06 WrapperNode [2023-11-29 01:49:06,150 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:49:06,151 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:49:06,151 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:49:06,151 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:49:06,159 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:49:06" (1/1) ... [2023-11-29 01:49:06,177 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:49:06" (1/1) ... [2023-11-29 01:49:06,215 INFO L138 Inliner]: procedures = 39, calls = 157, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 402 [2023-11-29 01:49:06,215 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:49:06,216 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:49:06,216 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:49:06,216 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:49:06,228 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:49:06" (1/1) ... [2023-11-29 01:49:06,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:49:06" (1/1) ... [2023-11-29 01:49:06,238 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:49:06" (1/1) ... [2023-11-29 01:49:06,265 INFO L175 MemorySlicer]: Split 120 memory accesses to 8 slices as follows [2, 16, 14, 15, 27, 17, 10, 19]. 23 percent of accesses are in the largest equivalence class. The 18 initializations are split as follows [2, 2, 2, 1, 3, 3, 2, 3]. The 17 writes are split as follows [0, 2, 2, 1, 3, 3, 2, 4]. [2023-11-29 01:49:06,266 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:49:06" (1/1) ... [2023-11-29 01:49:06,266 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:49:06" (1/1) ... [2023-11-29 01:49:06,300 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:49:06" (1/1) ... [2023-11-29 01:49:06,305 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:49:06" (1/1) ... [2023-11-29 01:49:06,313 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:49:06" (1/1) ... [2023-11-29 01:49:06,318 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:49:06" (1/1) ... [2023-11-29 01:49:06,329 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:49:06,330 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:49:06,330 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:49:06,330 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:49:06,331 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:49:06" (1/1) ... [2023-11-29 01:49:06,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:49:06,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:49:06,363 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:49:06,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:49:06,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:49:06,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2023-11-29 01:49:06,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2023-11-29 01:49:06,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2023-11-29 01:49:06,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2023-11-29 01:49:06,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2023-11-29 01:49:06,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2023-11-29 01:49:06,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2023-11-29 01:49:06,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2023-11-29 01:49:06,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2023-11-29 01:49:06,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2023-11-29 01:49:06,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2023-11-29 01:49:06,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2023-11-29 01:49:06,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2023-11-29 01:49:06,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2023-11-29 01:49:06,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2023-11-29 01:49:06,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7 [2023-11-29 01:49:06,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2023-11-29 01:49:06,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2023-11-29 01:49:06,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2023-11-29 01:49:06,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2023-11-29 01:49:06,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2023-11-29 01:49:06,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2023-11-29 01:49:06,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2023-11-29 01:49:06,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2023-11-29 01:49:06,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2023-11-29 01:49:06,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2023-11-29 01:49:06,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2023-11-29 01:49:06,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2023-11-29 01:49:06,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2023-11-29 01:49:06,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2023-11-29 01:49:06,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2023-11-29 01:49:06,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2023-11-29 01:49:06,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 01:49:06,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-29 01:49:06,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-29 01:49:06,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-29 01:49:06,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-29 01:49:06,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2023-11-29 01:49:06,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2023-11-29 01:49:06,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2023-11-29 01:49:06,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2023-11-29 01:49:06,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2023-11-29 01:49:06,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2023-11-29 01:49:06,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2023-11-29 01:49:06,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2023-11-29 01:49:06,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2023-11-29 01:49:06,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2023-11-29 01:49:06,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2023-11-29 01:49:06,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2023-11-29 01:49:06,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2023-11-29 01:49:06,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2023-11-29 01:49:06,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2023-11-29 01:49:06,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2023-11-29 01:49:06,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2023-11-29 01:49:06,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2023-11-29 01:49:06,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2023-11-29 01:49:06,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2023-11-29 01:49:06,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2023-11-29 01:49:06,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2023-11-29 01:49:06,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2023-11-29 01:49:06,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2023-11-29 01:49:06,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2023-11-29 01:49:06,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2023-11-29 01:49:06,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#7 [2023-11-29 01:49:06,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-29 01:49:06,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-29 01:49:06,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-11-29 01:49:06,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2023-11-29 01:49:06,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2023-11-29 01:49:06,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2023-11-29 01:49:06,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2023-11-29 01:49:06,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2023-11-29 01:49:06,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2023-11-29 01:49:06,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2023-11-29 01:49:06,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2023-11-29 01:49:06,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2023-11-29 01:49:06,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2023-11-29 01:49:06,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2023-11-29 01:49:06,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2023-11-29 01:49:06,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2023-11-29 01:49:06,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2023-11-29 01:49:06,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2023-11-29 01:49:06,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2023-11-29 01:49:06,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2023-11-29 01:49:06,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2023-11-29 01:49:06,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2023-11-29 01:49:06,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2023-11-29 01:49:06,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2023-11-29 01:49:06,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2023-11-29 01:49:06,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2023-11-29 01:49:06,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2023-11-29 01:49:06,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2023-11-29 01:49:06,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2023-11-29 01:49:06,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2023-11-29 01:49:06,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2023-11-29 01:49:06,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2023-11-29 01:49:06,435 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:49:06,435 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:49:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:49:06,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:49:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2023-11-29 01:49:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2023-11-29 01:49:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2023-11-29 01:49:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2023-11-29 01:49:06,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2023-11-29 01:49:06,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2023-11-29 01:49:06,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2023-11-29 01:49:06,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2023-11-29 01:49:06,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2023-11-29 01:49:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2023-11-29 01:49:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2023-11-29 01:49:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2023-11-29 01:49:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2023-11-29 01:49:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2023-11-29 01:49:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2023-11-29 01:49:06,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2023-11-29 01:49:06,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-29 01:49:06,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-29 01:49:06,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2023-11-29 01:49:06,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2023-11-29 01:49:06,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2023-11-29 01:49:06,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2023-11-29 01:49:06,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2023-11-29 01:49:06,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2023-11-29 01:49:06,651 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:49:06,654 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:49:10,664 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:49:10,709 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:49:10,709 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:49:10,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:49:10 BoogieIcfgContainer [2023-11-29 01:49:10,710 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:49:10,712 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:49:10,712 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:49:10,715 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:49:10,715 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:49:05" (1/3) ... [2023-11-29 01:49:10,716 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@396b3678 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:49:10, skipping insertion in model container [2023-11-29 01:49:10,716 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:49:06" (2/3) ... [2023-11-29 01:49:10,716 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@396b3678 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:49:10, skipping insertion in model container [2023-11-29 01:49:10,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:49:10" (3/3) ... [2023-11-29 01:49:10,718 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-40.i [2023-11-29 01:49:10,734 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:49:10,734 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:49:10,777 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:49:10,782 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;@21ad3502, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:49:10,783 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:49:10,789 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 78 states have (on average 1.435897435897436) internal successors, (112), 79 states have internal predecessors, (112), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-29 01:49:10,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-29 01:49:10,804 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:49:10,804 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:49:10,805 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:49:10,810 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:49:10,810 INFO L85 PathProgramCache]: Analyzing trace with hash -132390881, now seen corresponding path program 1 times [2023-11-29 01:49:10,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:49:10,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1051812179] [2023-11-29 01:49:10,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:10,825 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:49:10,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:49:10,853 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:49:10,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 01:49:11,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:11,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 01:49:11,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:49:11,509 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2023-11-29 01:49:11,510 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:49:11,511 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:49:11,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1051812179] [2023-11-29 01:49:11,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1051812179] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:49:11,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:49:11,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:49:11,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737634387] [2023-11-29 01:49:11,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:49:11,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:49:11,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:49:11,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:49:11,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:49:11,569 INFO L87 Difference]: Start difference. First operand has 100 states, 78 states have (on average 1.435897435897436) internal successors, (112), 79 states have internal predecessors, (112), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-29 01:49:11,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:49:11,632 INFO L93 Difference]: Finished difference Result 197 states and 317 transitions. [2023-11-29 01:49:11,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:49:11,635 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 144 [2023-11-29 01:49:11,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:49:11,643 INFO L225 Difference]: With dead ends: 197 [2023-11-29 01:49:11,643 INFO L226 Difference]: Without dead ends: 98 [2023-11-29 01:49:11,647 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 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 01:49:11,651 INFO L413 NwaCegarLoop]: 141 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, 141 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 01:49:11,651 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 141 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:49:11,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2023-11-29 01:49:11,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2023-11-29 01:49:11,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 77 states have (on average 1.3896103896103895) internal successors, (107), 77 states have internal predecessors, (107), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-29 01:49:11,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 145 transitions. [2023-11-29 01:49:11,698 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 145 transitions. Word has length 144 [2023-11-29 01:49:11,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:49:11,699 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 145 transitions. [2023-11-29 01:49:11,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-29 01:49:11,699 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 145 transitions. [2023-11-29 01:49:11,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-29 01:49:11,703 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:49:11,703 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:49:11,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 01:49:11,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:49:11,904 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:49:11,905 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:49:11,905 INFO L85 PathProgramCache]: Analyzing trace with hash -504892491, now seen corresponding path program 1 times [2023-11-29 01:49:11,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:49:11,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [19164170] [2023-11-29 01:49:11,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:11,906 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:49:11,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:49:11,907 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:49:11,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 01:49:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:12,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:49:12,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:49:12,556 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:49:12,557 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:49:12,557 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:49:12,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [19164170] [2023-11-29 01:49:12,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [19164170] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:49:12,557 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:49:12,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:49:12,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192791897] [2023-11-29 01:49:12,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:49:12,559 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:49:12,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:49:12,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:49:12,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:49:12,561 INFO L87 Difference]: Start difference. First operand 98 states and 145 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:49:12,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:49:12,668 INFO L93 Difference]: Finished difference Result 217 states and 322 transitions. [2023-11-29 01:49:12,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:49:12,669 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 144 [2023-11-29 01:49:12,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:49:12,672 INFO L225 Difference]: With dead ends: 217 [2023-11-29 01:49:12,672 INFO L226 Difference]: Without dead ends: 120 [2023-11-29 01:49:12,674 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 141 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 01:49:12,675 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 36 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:49:12,676 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 409 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:49:12,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2023-11-29 01:49:12,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 100. [2023-11-29 01:49:12,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 79 states have (on average 1.379746835443038) internal successors, (109), 79 states have internal predecessors, (109), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-29 01:49:12,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 147 transitions. [2023-11-29 01:49:12,691 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 147 transitions. Word has length 144 [2023-11-29 01:49:12,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:49:12,693 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 147 transitions. [2023-11-29 01:49:12,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:49:12,693 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 147 transitions. [2023-11-29 01:49:12,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-29 01:49:12,696 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:49:12,696 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:49:12,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 01:49:12,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:49:12,900 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:49:12,901 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:49:12,901 INFO L85 PathProgramCache]: Analyzing trace with hash 927762586, now seen corresponding path program 1 times [2023-11-29 01:49:12,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:49:12,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1220000201] [2023-11-29 01:49:12,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:12,902 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:49:12,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:49:12,903 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:49:12,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 01:49:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:49:13,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:49:13,644 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:49:13,644 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:49:13,644 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:49:13,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1220000201] [2023-11-29 01:49:13,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1220000201] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:49:13,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:49:13,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:49:13,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398216120] [2023-11-29 01:49:13,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:49:13,647 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:49:13,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:49:13,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:49:13,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:49:13,649 INFO L87 Difference]: Start difference. First operand 100 states and 147 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:49:13,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:49:13,998 INFO L93 Difference]: Finished difference Result 220 states and 323 transitions. [2023-11-29 01:49:13,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:49:13,999 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 146 [2023-11-29 01:49:14,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:49:14,001 INFO L225 Difference]: With dead ends: 220 [2023-11-29 01:49:14,002 INFO L226 Difference]: Without dead ends: 121 [2023-11-29 01:49:14,003 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:49:14,004 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 46 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 542 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:49:14,005 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 542 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:49:14,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2023-11-29 01:49:14,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 104. [2023-11-29 01:49:14,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 83 states have (on average 1.3614457831325302) internal successors, (113), 83 states have internal predecessors, (113), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-29 01:49:14,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 151 transitions. [2023-11-29 01:49:14,018 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 151 transitions. Word has length 146 [2023-11-29 01:49:14,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:49:14,019 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 151 transitions. [2023-11-29 01:49:14,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:49:14,019 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 151 transitions. [2023-11-29 01:49:14,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-29 01:49:14,022 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:49:14,022 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:49:14,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 01:49:14,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:49:14,223 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:49:14,223 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:49:14,224 INFO L85 PathProgramCache]: Analyzing trace with hash 118415960, now seen corresponding path program 1 times [2023-11-29 01:49:14,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:49:14,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [680142933] [2023-11-29 01:49:14,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:14,225 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:49:14,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:49:14,226 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:49:14,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 01:49:14,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:14,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:49:14,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:49:14,855 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-29 01:49:14,855 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:49:14,856 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:49:14,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [680142933] [2023-11-29 01:49:14,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [680142933] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:49:14,857 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:49:14,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:49:14,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144732435] [2023-11-29 01:49:14,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:49:14,858 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:49:14,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:49:14,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:49:14,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:49:14,860 INFO L87 Difference]: Start difference. First operand 104 states and 151 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:49:15,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:49:15,173 INFO L93 Difference]: Finished difference Result 227 states and 328 transitions. [2023-11-29 01:49:15,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 01:49:15,174 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 146 [2023-11-29 01:49:15,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:49:15,175 INFO L225 Difference]: With dead ends: 227 [2023-11-29 01:49:15,176 INFO L226 Difference]: Without dead ends: 124 [2023-11-29 01:49:15,176 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-29 01:49:15,177 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 49 mSDsluCounter, 537 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:49:15,178 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 671 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:49:15,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2023-11-29 01:49:15,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 106. [2023-11-29 01:49:15,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 85 states have (on average 1.3529411764705883) internal successors, (115), 85 states have internal predecessors, (115), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-29 01:49:15,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 153 transitions. [2023-11-29 01:49:15,188 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 153 transitions. Word has length 146 [2023-11-29 01:49:15,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:49:15,189 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 153 transitions. [2023-11-29 01:49:15,190 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-29 01:49:15,190 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 153 transitions. [2023-11-29 01:49:15,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-29 01:49:15,192 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:49:15,193 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:49:15,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 01:49:15,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:49:15,395 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:49:15,396 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:49:15,396 INFO L85 PathProgramCache]: Analyzing trace with hash 175674262, now seen corresponding path program 1 times [2023-11-29 01:49:15,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:49:15,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1907218632] [2023-11-29 01:49:15,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:15,399 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:49:15,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:49:15,402 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:49:15,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-29 01:49:16,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:16,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-29 01:49:16,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:49:16,181 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 01:49:16,182 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 56 treesize of output 20 [2023-11-29 01:49:20,530 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 01:49:20,531 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 128 treesize of output 56 [2023-11-29 01:49:21,023 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 15 treesize of output 1 [2023-11-29 01:49:23,847 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 57 treesize of output 33 [2023-11-29 01:49:26,756 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2023-11-29 01:49:26,757 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:49:26,757 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:49:26,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1907218632] [2023-11-29 01:49:26,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1907218632] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:49:26,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:49:26,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 01:49:26,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568736519] [2023-11-29 01:49:26,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:49:26,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:49:26,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:49:26,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:49:26,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:49:26,759 INFO L87 Difference]: Start difference. First operand 106 states and 153 transitions. Second operand has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 8 states have internal predecessors, (57), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-29 01:50:05,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:50:07,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:50:11,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:50:22,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:50:25,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:50:27,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:50:29,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:50:35,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:50:41,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:50:43,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:50:48,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:50:52,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:50:54,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:51:01,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:51:21,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:51:25,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:51:28,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:51:32,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:51:33,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:51:34,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:51:36,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:51:40,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:51:44,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:51:48,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:51:53,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:51:56,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:52:00,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:52:02,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:52:04,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:52:08,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:52:10,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:52:15,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:52:16,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:52:18,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:52:18,901 INFO L93 Difference]: Finished difference Result 597 states and 855 transitions. [2023-11-29 01:52:18,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 01:52:18,917 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 8 states have internal predecessors, (57), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 146 [2023-11-29 01:52:18,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:52:18,921 INFO L225 Difference]: With dead ends: 597 [2023-11-29 01:52:18,921 INFO L226 Difference]: Without dead ends: 492 [2023-11-29 01:52:18,922 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 23.6s TimeCoverageRelationStatistics Valid=127, Invalid=293, Unknown=0, NotChecked=0, Total=420 [2023-11-29 01:52:18,923 INFO L413 NwaCegarLoop]: 276 mSDtfsCounter, 496 mSDsluCounter, 1040 mSDsCounter, 0 mSdLazyCounter, 731 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 149.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 496 SdHoareTripleChecker+Valid, 1316 SdHoareTripleChecker+Invalid, 886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 153.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:52:18,923 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [496 Valid, 1316 Invalid, 886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 731 Invalid, 0 Unknown, 0 Unchecked, 153.0s Time] [2023-11-29 01:52:18,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2023-11-29 01:52:18,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 382. [2023-11-29 01:52:18,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 382 states, 289 states have (on average 1.314878892733564) internal successors, (380), 291 states have internal predecessors, (380), 87 states have call successors, (87), 5 states have call predecessors, (87), 5 states have return successors, (87), 85 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:52:18,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 554 transitions. [2023-11-29 01:52:18,985 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 554 transitions. Word has length 146 [2023-11-29 01:52:18,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:52:18,986 INFO L495 AbstractCegarLoop]: Abstraction has 382 states and 554 transitions. [2023-11-29 01:52:18,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 8 states have internal predecessors, (57), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-29 01:52:18,986 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 554 transitions. [2023-11-29 01:52:18,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-29 01:52:18,989 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:52:18,989 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:52:19,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2023-11-29 01:52:19,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:52:19,192 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:52:19,193 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:52:19,193 INFO L85 PathProgramCache]: Analyzing trace with hash 598376088, now seen corresponding path program 1 times [2023-11-29 01:52:19,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:52:19,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1387716222] [2023-11-29 01:52:19,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:52:19,193 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:52:19,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:52:19,194 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:52:19,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2930f9f1-5333-4f6f-8247-37e8abdb81ed/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-29 01:52:19,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:52:19,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-29 01:52:19,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:52:24,619 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 15 treesize of output 1 [2023-11-29 01:52:24,661 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 01:52:24,661 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 184 treesize of output 76 [2023-11-29 01:52:32,243 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 80 treesize of output 44 [2023-11-29 01:52:52,926 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2023-11-29 01:52:52,926 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:52:52,926 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:52:52,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1387716222] [2023-11-29 01:52:52,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1387716222] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:52:52,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:52:52,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 01:52:52,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486626778] [2023-11-29 01:52:52,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:52:52,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 01:52:52,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:52:52,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 01:52:52,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:52:52,928 INFO L87 Difference]: Start difference. First operand 382 states and 554 transitions. Second operand has 10 states, 10 states have (on average 5.7) internal successors, (57), 9 states have internal predecessors, (57), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-29 01:52:54,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:52:57,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:00,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:04,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:06,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:13,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:17,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:22,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:26,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:29,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:32,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:36,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:38,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:40,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:43,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:46,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:50,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:52,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:55,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:53:58,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:01,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:05,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:08,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:10,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:13,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:16,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:19,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:23,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:27,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:30,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:33,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:37,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:41,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:44,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:48,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:51,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:53,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:54:56,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:55:01,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:55:04,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:55:07,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:55:09,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:55:12,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:55:22,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:55:26,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:55:31,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:55:35,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:55:39,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:55:43,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:55:47,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:55:51,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:55:55,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:56:00,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:56:04,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:56:08,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:56:18,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:56:22,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]