./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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_638ead16-68db-4b10-8b6c-190a99c6b217/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 60b21ba3fb00b4e335ec36ddd9989e75eec0a28c31e45cd8a1acbc527ae3aa22 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:45:38,101 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:45:38,169 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 01:45:38,174 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:45:38,174 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:45:38,196 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:45:38,197 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:45:38,197 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:45:38,198 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:45:38,199 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:45:38,199 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:45:38,200 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:45:38,200 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:45:38,201 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:45:38,201 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:45:38,202 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:45:38,202 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:45:38,203 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:45:38,203 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:45:38,204 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:45:38,204 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:45:38,205 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:45:38,205 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:45:38,206 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:45:38,206 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:45:38,206 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:45:38,207 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:45:38,207 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:45:38,208 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:45:38,208 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:45:38,208 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:45:38,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:45:38,209 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:45:38,210 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:45:38,210 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:45:38,210 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:45:38,210 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:45:38,210 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:45:38,210 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:45:38,211 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:45:38,211 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:45:38,211 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:45:38,211 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_638ead16-68db-4b10-8b6c-190a99c6b217/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60b21ba3fb00b4e335ec36ddd9989e75eec0a28c31e45cd8a1acbc527ae3aa22 [2023-11-29 01:45:38,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:45:38,481 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:45:38,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:45:38,484 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:45:38,485 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:45:38,486 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i [2023-11-29 01:45:41,223 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:45:41,426 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:45:41,426 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i [2023-11-29 01:45:41,436 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/data/f82cd8b2b/5129f41e9ab24e4ea499b7eb7f7831bb/FLAG4b83bb9e7 [2023-11-29 01:45:41,453 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/data/f82cd8b2b/5129f41e9ab24e4ea499b7eb7f7831bb [2023-11-29 01:45:41,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:45:41,457 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:45:41,458 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:45:41,458 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:45:41,462 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:45:41,463 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:45:41" (1/1) ... [2023-11-29 01:45:41,464 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1184df26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:41, skipping insertion in model container [2023-11-29 01:45:41,464 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:45:41" (1/1) ... [2023-11-29 01:45:41,497 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:45:41,637 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_638ead16-68db-4b10-8b6c-190a99c6b217/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i[917,930] [2023-11-29 01:45:41,694 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:45:41,704 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:45:41,717 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_638ead16-68db-4b10-8b6c-190a99c6b217/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i[917,930] [2023-11-29 01:45:41,746 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:45:41,762 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:45:41,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:41 WrapperNode [2023-11-29 01:45:41,763 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:45:41,764 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:45:41,764 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:45:41,764 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:45:41,771 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:41" (1/1) ... [2023-11-29 01:45:41,781 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:41" (1/1) ... [2023-11-29 01:45:41,815 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2023-11-29 01:45:41,815 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:45:41,816 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:45:41,816 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:45:41,816 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:45:41,825 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:41" (1/1) ... [2023-11-29 01:45:41,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:41" (1/1) ... [2023-11-29 01:45:41,829 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:41" (1/1) ... [2023-11-29 01:45:41,848 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 01:45:41,848 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:41" (1/1) ... [2023-11-29 01:45:41,848 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:41" (1/1) ... [2023-11-29 01:45:41,864 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:41" (1/1) ... [2023-11-29 01:45:41,868 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:41" (1/1) ... [2023-11-29 01:45:41,872 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:41" (1/1) ... [2023-11-29 01:45:41,875 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:41" (1/1) ... [2023-11-29 01:45:41,882 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:45:41,883 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:45:41,884 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:45:41,884 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:45:41,884 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:41" (1/1) ... [2023-11-29 01:45:41,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:45:41,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:45:41,910 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:45:41,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:45:41,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:45:41,945 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:45:41,945 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:45:41,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:45:41,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:45:41,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:45:42,023 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:45:42,025 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:45:42,385 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:45:42,413 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:45:42,413 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:45:42,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:45:42 BoogieIcfgContainer [2023-11-29 01:45:42,414 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:45:42,416 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:45:42,416 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:45:42,419 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:45:42,419 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:45:41" (1/3) ... [2023-11-29 01:45:42,420 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a171c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:45:42, skipping insertion in model container [2023-11-29 01:45:42,420 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:41" (2/3) ... [2023-11-29 01:45:42,420 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a171c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:45:42, skipping insertion in model container [2023-11-29 01:45:42,421 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:45:42" (3/3) ... [2023-11-29 01:45:42,422 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-88.i [2023-11-29 01:45:42,436 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:45:42,436 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:45:42,479 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:45:42,485 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;@5c42fec2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:45:42,485 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:45:42,489 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 01:45:42,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-29 01:45:42,503 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:45:42,503 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:45:42,504 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:45:42,508 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:45:42,508 INFO L85 PathProgramCache]: Analyzing trace with hash -1585390591, now seen corresponding path program 1 times [2023-11-29 01:45:42,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:45:42,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134578638] [2023-11-29 01:45:42,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:45:42,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:45:42,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:45:42,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:45:42,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134578638] [2023-11-29 01:45:42,725 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 01:45:42,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [401545945] [2023-11-29 01:45:42,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:45:42,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:45:42,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:45:42,727 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:45:42,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 01:45:42,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:45:42,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 01:45:42,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:45:43,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2023-11-29 01:45:43,011 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:45:43,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [401545945] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:45:43,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:45:43,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:45:43,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650163333] [2023-11-29 01:45:43,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:45:43,018 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:45:43,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:45:43,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:45:43,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:45:43,046 INFO L87 Difference]: Start difference. First operand has 88 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 01:45:43,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:45:43,086 INFO L93 Difference]: Finished difference Result 173 states and 312 transitions. [2023-11-29 01:45:43,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:45:43,089 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 195 [2023-11-29 01:45:43,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:45:43,096 INFO L225 Difference]: With dead ends: 173 [2023-11-29 01:45:43,096 INFO L226 Difference]: Without dead ends: 86 [2023-11-29 01:45:43,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 194 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 01:45:43,103 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:45:43,104 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 133 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:45:43,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-29 01:45:43,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-29 01:45:43,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.3846153846153846) internal successors, (72), 52 states have internal predecessors, (72), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 01:45:43,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 136 transitions. [2023-11-29 01:45:43,151 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 136 transitions. Word has length 195 [2023-11-29 01:45:43,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:45:43,152 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 136 transitions. [2023-11-29 01:45:43,152 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 01:45:43,153 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 136 transitions. [2023-11-29 01:45:43,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-29 01:45:43,158 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:45:43,158 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:45:43,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 01:45:43,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 01:45:43,359 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:45:43,360 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:45:43,360 INFO L85 PathProgramCache]: Analyzing trace with hash 1064565309, now seen corresponding path program 1 times [2023-11-29 01:45:43,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:45:43,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032193993] [2023-11-29 01:45:43,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:45:43,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:45:43,419 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:45:43,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1690081384] [2023-11-29 01:45:43,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:45:43,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:45:43,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:45:43,421 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:45:43,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 01:45:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:45:43,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 01:45:43,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:45:43,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 891 proven. 63 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2023-11-29 01:45:43,882 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:45:44,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 30 proven. 63 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-29 01:45:44,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:45:44,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032193993] [2023-11-29 01:45:44,137 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:45:44,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1690081384] [2023-11-29 01:45:44,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1690081384] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:45:44,137 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:45:44,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 01:45:44,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245234651] [2023-11-29 01:45:44,138 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:45:44,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:45:44,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:45:44,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:45:44,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:45:44,142 INFO L87 Difference]: Start difference. First operand 86 states and 136 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2023-11-29 01:45:44,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:45:44,506 INFO L93 Difference]: Finished difference Result 179 states and 278 transitions. [2023-11-29 01:45:44,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:45:44,507 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 195 [2023-11-29 01:45:44,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:45:44,510 INFO L225 Difference]: With dead ends: 179 [2023-11-29 01:45:44,510 INFO L226 Difference]: Without dead ends: 94 [2023-11-29 01:45:44,512 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 393 GetRequests, 380 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:45:44,513 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 179 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 301 SdHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:45:44,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 301 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:45:44,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-29 01:45:44,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 90. [2023-11-29 01:45:44,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 55 states have (on average 1.3454545454545455) internal successors, (74), 55 states have internal predecessors, (74), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 01:45:44,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 138 transitions. [2023-11-29 01:45:44,534 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 138 transitions. Word has length 195 [2023-11-29 01:45:44,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:45:44,536 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 138 transitions. [2023-11-29 01:45:44,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2023-11-29 01:45:44,536 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 138 transitions. [2023-11-29 01:45:44,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-29 01:45:44,540 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:45:44,540 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:45:44,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 01:45:44,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-29 01:45:44,746 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:45:44,747 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:45:44,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1744623679, now seen corresponding path program 1 times [2023-11-29 01:45:44,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:45:44,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690694981] [2023-11-29 01:45:44,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:45:44,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:45:44,788 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:45:44,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [790219974] [2023-11-29 01:45:44,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:45:44,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:45:44,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:45:44,790 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:45:44,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 01:45:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:45:44,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 01:45:45,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:45:45,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2023-11-29 01:45:45,570 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:45:46,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:45:46,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690694981] [2023-11-29 01:45:46,111 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:45:46,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [790219974] [2023-11-29 01:45:46,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [790219974] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:45:46,112 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:45:46,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2023-11-29 01:45:46,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59479724] [2023-11-29 01:45:46,112 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 01:45:46,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:45:46,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:45:46,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:45:46,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:45:46,114 INFO L87 Difference]: Start difference. First operand 90 states and 138 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 6 states have internal predecessors, (44), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 01:45:46,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:45:46,472 INFO L93 Difference]: Finished difference Result 278 states and 421 transitions. [2023-11-29 01:45:46,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 01:45:46,473 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 6 states have internal predecessors, (44), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 195 [2023-11-29 01:45:46,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:45:46,477 INFO L225 Difference]: With dead ends: 278 [2023-11-29 01:45:46,477 INFO L226 Difference]: Without dead ends: 189 [2023-11-29 01:45:46,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:45:46,480 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 90 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 278 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 484 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 278 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:45:46,480 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 484 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 278 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:45:46,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2023-11-29 01:45:46,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 180. [2023-11-29 01:45:46,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 110 states have (on average 1.3272727272727274) internal successors, (146), 110 states have internal predecessors, (146), 64 states have call successors, (64), 5 states have call predecessors, (64), 5 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-29 01:45:46,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 274 transitions. [2023-11-29 01:45:46,520 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 274 transitions. Word has length 195 [2023-11-29 01:45:46,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:45:46,521 INFO L495 AbstractCegarLoop]: Abstraction has 180 states and 274 transitions. [2023-11-29 01:45:46,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 6 states have internal predecessors, (44), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 01:45:46,521 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 274 transitions. [2023-11-29 01:45:46,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-29 01:45:46,525 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:45:46,525 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:45:46,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 01:45:46,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-29 01:45:46,727 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:45:46,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:45:46,728 INFO L85 PathProgramCache]: Analyzing trace with hash -1849279039, now seen corresponding path program 1 times [2023-11-29 01:45:46,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:45:46,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050715637] [2023-11-29 01:45:46,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:45:46,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:45:46,761 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:45:46,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [34660398] [2023-11-29 01:45:46,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:45:46,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:45:46,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:45:46,763 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:45:46,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 01:45:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:45:46,906 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 01:45:46,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:45:47,060 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 01:45:47,060 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 01:45:47,062 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 01:45:47,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 01:45:47,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:45:47,271 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-29 01:45:47,273 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 01:45:47,361 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 01:45:47,362 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short27 could not be translated [2023-11-29 01:45:47,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 01:45:47 BoogieIcfgContainer [2023-11-29 01:45:47,386 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 01:45:47,387 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 01:45:47,387 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 01:45:47,387 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 01:45:47,387 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:45:42" (3/4) ... [2023-11-29 01:45:47,389 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 01:45:47,390 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 01:45:47,391 INFO L158 Benchmark]: Toolchain (without parser) took 5934.22ms. Allocated memory was 157.3MB in the beginning and 195.0MB in the end (delta: 37.7MB). Free memory was 126.5MB in the beginning and 51.9MB in the end (delta: 74.6MB). Peak memory consumption was 114.7MB. Max. memory is 16.1GB. [2023-11-29 01:45:47,391 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 157.3MB. Free memory is still 125.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:45:47,392 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.30ms. Allocated memory is still 157.3MB. Free memory was 126.5MB in the beginning and 111.9MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 01:45:47,392 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.14ms. Allocated memory is still 157.3MB. Free memory was 111.9MB in the beginning and 107.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 01:45:47,392 INFO L158 Benchmark]: Boogie Preprocessor took 66.94ms. Allocated memory is still 157.3MB. Free memory was 107.7MB in the beginning and 102.0MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 01:45:47,393 INFO L158 Benchmark]: RCFGBuilder took 530.29ms. Allocated memory is still 157.3MB. Free memory was 102.0MB in the beginning and 74.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-29 01:45:47,393 INFO L158 Benchmark]: TraceAbstraction took 4969.99ms. Allocated memory was 157.3MB in the beginning and 195.0MB in the end (delta: 37.7MB). Free memory was 74.2MB in the beginning and 53.0MB in the end (delta: 21.2MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. [2023-11-29 01:45:47,393 INFO L158 Benchmark]: Witness Printer took 3.69ms. Allocated memory is still 195.0MB. Free memory was 53.0MB in the beginning and 51.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 01:45:47,395 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 157.3MB. Free memory is still 125.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.30ms. Allocated memory is still 157.3MB. Free memory was 126.5MB in the beginning and 111.9MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.14ms. Allocated memory is still 157.3MB. Free memory was 111.9MB in the beginning and 107.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.94ms. Allocated memory is still 157.3MB. Free memory was 107.7MB in the beginning and 102.0MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 530.29ms. Allocated memory is still 157.3MB. Free memory was 102.0MB in the beginning and 74.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 4969.99ms. Allocated memory was 157.3MB in the beginning and 195.0MB in the end (delta: 37.7MB). Free memory was 74.2MB in the beginning and 53.0MB in the end (delta: 21.2MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. * Witness Printer took 3.69ms. Allocated memory is still 195.0MB. Free memory was 53.0MB in the beginning and 51.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short27 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 someBinaryFLOATComparisonOperation at line 153, overapproximation of someBinaryDOUBLEComparisonOperation at line 153, overapproximation of shiftLeft at line 88. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 15.8; [L23] float var_1_2 = 9.5; [L24] unsigned char var_1_3 = 1; [L25] float var_1_4 = 127.6; [L26] double var_1_5 = 100000000000000.5; [L27] double var_1_6 = 100000000000000.7; [L28] double var_1_7 = 256.75; [L29] unsigned char var_1_8 = 0; [L30] unsigned char var_1_9 = 1; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 0; [L33] signed char var_1_12 = 0; [L34] signed char var_1_13 = 2; [L35] unsigned char var_1_14 = 1; [L36] unsigned char var_1_15 = 16; [L37] unsigned char var_1_16 = 10; [L38] unsigned char var_1_17 = 5; [L39] unsigned char var_1_18 = 4; [L40] unsigned char var_1_19 = 8; [L41] unsigned char var_1_20 = 8; [L42] unsigned short int var_1_21 = 128; [L43] unsigned char var_1_22 = 0; [L44] unsigned short int var_1_23 = 100; [L45] unsigned short int var_1_24 = 34649; [L157] isInitial = 1 [L158] FCALL initially() [L159] COND TRUE 1 [L160] FCALL updateLastVariables() [L161] CALL updateVariables() [L99] var_1_2 = __VERIFIER_nondet_float() [L100] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L100] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L101] var_1_3 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L102] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L103] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L103] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L104] var_1_4 = __VERIFIER_nondet_float() [L105] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L105] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L106] var_1_5 = __VERIFIER_nondet_double() [L107] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L107] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L108] var_1_6 = __VERIFIER_nondet_double() [L109] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L109] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L110] var_1_7 = __VERIFIER_nondet_double() [L111] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L111] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L112] var_1_9 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L113] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L114] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L114] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L115] var_1_10 = __VERIFIER_nondet_uchar() [L116] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L116] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L117] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L117] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L118] var_1_11 = __VERIFIER_nondet_uchar() [L119] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L119] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L120] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L120] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L121] var_1_13 = __VERIFIER_nondet_char() [L122] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L122] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L123] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L123] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L124] var_1_15 = __VERIFIER_nondet_uchar() [L125] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L125] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L126] CALL assume_abort_if_not(var_1_15 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L126] RET assume_abort_if_not(var_1_15 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L127] var_1_16 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L128] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L129] CALL assume_abort_if_not(var_1_16 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L129] RET assume_abort_if_not(var_1_16 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L130] CALL assume_abort_if_not(var_1_16 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L130] RET assume_abort_if_not(var_1_16 != 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L131] var_1_17 = __VERIFIER_nondet_uchar() [L132] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L132] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L133] CALL assume_abort_if_not(var_1_17 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L133] RET assume_abort_if_not(var_1_17 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L134] var_1_18 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L135] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L136] CALL assume_abort_if_not(var_1_18 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L136] RET assume_abort_if_not(var_1_18 <= 64) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L137] var_1_19 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L138] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L139] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L139] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L140] var_1_20 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L141] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L142] CALL assume_abort_if_not(var_1_20 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L142] RET assume_abort_if_not(var_1_20 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L143] var_1_23 = __VERIFIER_nondet_ushort() [L144] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L144] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L145] CALL assume_abort_if_not(var_1_23 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L145] RET assume_abort_if_not(var_1_23 <= 65535) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L146] var_1_24 = __VERIFIER_nondet_ushort() [L147] CALL assume_abort_if_not(var_1_24 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L147] RET assume_abort_if_not(var_1_24 >= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L148] CALL assume_abort_if_not(var_1_24 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L148] RET assume_abort_if_not(var_1_24 <= 65535) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L161] RET updateVariables() [L162] CALL step() [L49] COND FALSE !(64.5f <= var_1_2) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L60] COND FALSE !(var_1_1 > ((var_1_4 * var_1_5) + 5.3)) [L67] var_1_8 = var_1_11 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L69] COND FALSE !(((- var_1_4) / 24.75) < var_1_6) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L76] unsigned char stepLocal_0 = var_1_15; VAL [isInitial=1, stepLocal_0=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L77] COND FALSE !(stepLocal_0 < ((var_1_12 / var_1_16) * var_1_17)) [L80] var_1_14 = var_1_18 VAL [isInitial=1, stepLocal_0=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=61, var_1_15=1, var_1_16=2, var_1_17=1, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L82] unsigned char stepLocal_1 = var_1_10; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=61, var_1_15=1, var_1_16=2, var_1_17=1, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L83] COND FALSE !(var_1_3 && stepLocal_1) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=61, var_1_15=1, var_1_16=2, var_1_17=1, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L86] unsigned short int stepLocal_3 = var_1_23; [L87] unsigned char stepLocal_2 = var_1_19; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=63, stepLocal_3=19, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=61, var_1_15=1, var_1_16=2, var_1_17=1, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=19, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L88] EXPR var_1_18 << var_1_15 VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=63, stepLocal_3=19, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=61, var_1_15=1, var_1_16=2, var_1_17=1, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=19, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L88] COND FALSE !(stepLocal_2 == (var_1_18 << var_1_15)) [L95] var_1_22 = 64 VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=63, stepLocal_3=19, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=61, var_1_15=1, var_1_16=2, var_1_17=1, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_23=19, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L162] RET step() [L163] CALL, EXPR property() [L153] EXPR ((((((64.5f <= var_1_2) ? (var_1_3 ? ((var_1_2 == var_1_4) ? (var_1_1 == ((double) (var_1_5 + ((((((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) < (50.25)) ? (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) : (50.25)))))) : (var_1_1 == ((double) var_1_7))) : (var_1_1 == ((double) var_1_5))) : 1) && ((var_1_1 > ((var_1_4 * var_1_5) + 5.3)) ? (((var_1_7 + var_1_4) < var_1_6) ? (var_1_8 == ((unsigned char) var_1_9)) : (var_1_8 == ((unsigned char) var_1_10))) : (var_1_8 == ((unsigned char) var_1_11)))) && ((((- var_1_4) / 24.75) < var_1_6) ? ((var_1_7 >= var_1_4) ? (var_1_12 == ((signed char) var_1_13)) : (var_1_12 == ((signed char) var_1_13))) : 1)) && ((var_1_15 < ((var_1_12 / var_1_16) * var_1_17)) ? (var_1_14 == ((unsigned char) ((var_1_18 + var_1_19) + var_1_20))) : (var_1_14 == ((unsigned char) var_1_18)))) && ((var_1_3 && var_1_10) ? (var_1_21 == ((unsigned short int) ((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) > (2)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (2))))) : 1)) && ((var_1_19 == (var_1_18 << var_1_15)) ? ((var_1_23 >= ((var_1_15 | var_1_18) / (var_1_24 - 1))) ? (var_1_22 == ((unsigned char) 2)) : (var_1_22 == ((unsigned char) var_1_20))) : (var_1_22 == ((unsigned char) 64))) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=61, var_1_15=1, var_1_16=2, var_1_17=1, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_23=19, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L153-L154] return ((((((64.5f <= var_1_2) ? (var_1_3 ? ((var_1_2 == var_1_4) ? (var_1_1 == ((double) (var_1_5 + ((((((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) < (50.25)) ? (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) : (50.25)))))) : (var_1_1 == ((double) var_1_7))) : (var_1_1 == ((double) var_1_5))) : 1) && ((var_1_1 > ((var_1_4 * var_1_5) + 5.3)) ? (((var_1_7 + var_1_4) < var_1_6) ? (var_1_8 == ((unsigned char) var_1_9)) : (var_1_8 == ((unsigned char) var_1_10))) : (var_1_8 == ((unsigned char) var_1_11)))) && ((((- var_1_4) / 24.75) < var_1_6) ? ((var_1_7 >= var_1_4) ? (var_1_12 == ((signed char) var_1_13)) : (var_1_12 == ((signed char) var_1_13))) : 1)) && ((var_1_15 < ((var_1_12 / var_1_16) * var_1_17)) ? (var_1_14 == ((unsigned char) ((var_1_18 + var_1_19) + var_1_20))) : (var_1_14 == ((unsigned char) var_1_18)))) && ((var_1_3 && var_1_10) ? (var_1_21 == ((unsigned short int) ((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) > (2)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (2))))) : 1)) && ((var_1_19 == (var_1_18 << var_1_15)) ? ((var_1_23 >= ((var_1_15 | var_1_18) / (var_1_24 - 1))) ? (var_1_22 == ((unsigned char) 2)) : (var_1_22 == ((unsigned char) var_1_20))) : (var_1_22 == ((unsigned char) 64))) ; [L163] RET, EXPR property() [L163] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=61, var_1_15=1, var_1_16=2, var_1_17=1, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_23=19, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=61, var_1_15=1, var_1_16=2, var_1_17=1, var_1_18=61, var_1_19=63, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_23=19, var_1_24=65535, var_1_3=1, var_1_8=0, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 88 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 4, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 295 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 269 mSDsluCounter, 918 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 599 mSDsCounter, 72 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 496 IncrementalHoareTripleChecker+Invalid, 568 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 72 mSolverCounterUnsat, 319 mSDtfsCounter, 496 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 802 GetRequests, 777 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=180occurred in iteration=3, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 13 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 975 NumberOfCodeBlocks, 975 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 776 ConstructedInterpolants, 0 QuantifiedInterpolants, 2351 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1257 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 7774/7936 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 01:45:47,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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_638ead16-68db-4b10-8b6c-190a99c6b217/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 60b21ba3fb00b4e335ec36ddd9989e75eec0a28c31e45cd8a1acbc527ae3aa22 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:45:49,302 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:45:49,375 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 01:45:49,382 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:45:49,382 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:45:49,410 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:45:49,410 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:45:49,411 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:45:49,412 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:45:49,412 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:45:49,413 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:45:49,413 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:45:49,414 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:45:49,415 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:45:49,415 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:45:49,416 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:45:49,416 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:45:49,417 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:45:49,417 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:45:49,417 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:45:49,418 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:45:49,418 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:45:49,419 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:45:49,419 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 01:45:49,420 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 01:45:49,420 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 01:45:49,421 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:45:49,421 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:45:49,421 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:45:49,422 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:45:49,422 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:45:49,423 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:45:49,423 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:45:49,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:45:49,423 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:45:49,424 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:45:49,424 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:45:49,424 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 01:45:49,424 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 01:45:49,425 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:45:49,425 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:45:49,425 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:45:49,425 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:45:49,426 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:45:49,426 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 01:45:49,426 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_638ead16-68db-4b10-8b6c-190a99c6b217/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60b21ba3fb00b4e335ec36ddd9989e75eec0a28c31e45cd8a1acbc527ae3aa22 [2023-11-29 01:45:49,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:45:49,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:45:49,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:45:49,723 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:45:49,723 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:45:49,725 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i [2023-11-29 01:45:52,522 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:45:52,728 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:45:52,729 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i [2023-11-29 01:45:52,739 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/data/91e8d103c/013f95b491ca4aeba0eb032d2a98f1cd/FLAG158c21092 [2023-11-29 01:45:52,754 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/data/91e8d103c/013f95b491ca4aeba0eb032d2a98f1cd [2023-11-29 01:45:52,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:45:52,758 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:45:52,760 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:45:52,760 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:45:52,765 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:45:52,766 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:45:52" (1/1) ... [2023-11-29 01:45:52,767 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ef064d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:52, skipping insertion in model container [2023-11-29 01:45:52,767 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:45:52" (1/1) ... [2023-11-29 01:45:52,798 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:45:52,951 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_638ead16-68db-4b10-8b6c-190a99c6b217/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i[917,930] [2023-11-29 01:45:53,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:45:53,024 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:45:53,037 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_638ead16-68db-4b10-8b6c-190a99c6b217/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i[917,930] [2023-11-29 01:45:53,069 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:45:53,087 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:45:53,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:53 WrapperNode [2023-11-29 01:45:53,088 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:45:53,089 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:45:53,089 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:45:53,089 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:45:53,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:53" (1/1) ... [2023-11-29 01:45:53,107 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:53" (1/1) ... [2023-11-29 01:45:53,138 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 173 [2023-11-29 01:45:53,138 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:45:53,139 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:45:53,139 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:45:53,139 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:45:53,150 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:53" (1/1) ... [2023-11-29 01:45:53,151 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:53" (1/1) ... [2023-11-29 01:45:53,156 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:53" (1/1) ... [2023-11-29 01:45:53,170 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 01:45:53,170 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:53" (1/1) ... [2023-11-29 01:45:53,170 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:53" (1/1) ... [2023-11-29 01:45:53,182 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:53" (1/1) ... [2023-11-29 01:45:53,186 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:53" (1/1) ... [2023-11-29 01:45:53,196 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:53" (1/1) ... [2023-11-29 01:45:53,198 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:53" (1/1) ... [2023-11-29 01:45:53,203 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:45:53,204 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:45:53,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:45:53,205 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:45:53,205 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:53" (1/1) ... [2023-11-29 01:45:53,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:45:53,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:45:53,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:45:53,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:45:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:45:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 01:45:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:45:53,305 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:45:53,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:45:53,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:45:53,388 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:45:53,391 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:46:15,616 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:46:15,656 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:46:15,656 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:46:15,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:46:15 BoogieIcfgContainer [2023-11-29 01:46:15,657 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:46:15,659 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:46:15,659 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:46:15,663 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:46:15,663 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:45:52" (1/3) ... [2023-11-29 01:46:15,664 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6056fc37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:46:15, skipping insertion in model container [2023-11-29 01:46:15,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:45:53" (2/3) ... [2023-11-29 01:46:15,665 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6056fc37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:46:15, skipping insertion in model container [2023-11-29 01:46:15,665 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:46:15" (3/3) ... [2023-11-29 01:46:15,666 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-88.i [2023-11-29 01:46:15,682 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:46:15,682 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:46:15,730 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:46:15,737 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;@5eb41d34, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:46:15,737 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:46:15,741 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 42 states have (on average 1.380952380952381) internal successors, (58), 43 states have internal predecessors, (58), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 01:46:15,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-29 01:46:15,759 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:46:15,760 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:46:15,760 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:46:15,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:46:15,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1202784969, now seen corresponding path program 1 times [2023-11-29 01:46:15,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:46:15,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [402056318] [2023-11-29 01:46:15,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:46:15,795 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 01:46:15,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:46:15,797 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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 01:46:15,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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 01:46:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:46:16,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 01:46:16,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:46:16,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 798 proven. 0 refuted. 0 times theorem prover too weak. 1186 trivial. 0 not checked. [2023-11-29 01:46:16,576 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:46:16,576 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:46:16,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [402056318] [2023-11-29 01:46:16,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [402056318] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:46:16,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:46:16,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:46:16,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101842900] [2023-11-29 01:46:16,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:46:16,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:46:16,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:46:16,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:46:16,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:46:16,613 INFO L87 Difference]: Start difference. First operand has 77 states, 42 states have (on average 1.380952380952381) internal successors, (58), 43 states have internal predecessors, (58), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 01:46:21,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:46:21,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:46:21,778 INFO L93 Difference]: Finished difference Result 151 states and 274 transitions. [2023-11-29 01:46:22,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:46:22,062 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 192 [2023-11-29 01:46:22,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:46:22,069 INFO L225 Difference]: With dead ends: 151 [2023-11-29 01:46:22,069 INFO L226 Difference]: Without dead ends: 75 [2023-11-29 01:46:22,072 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 191 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 01:46:22,074 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:46:22,075 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2023-11-29 01:46:22,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-11-29 01:46:22,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-11-29 01:46:22,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 41 states have internal predecessors, (53), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 01:46:22,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 117 transitions. [2023-11-29 01:46:22,118 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 117 transitions. Word has length 192 [2023-11-29 01:46:22,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:46:22,118 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 117 transitions. [2023-11-29 01:46:22,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 01:46:22,118 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 117 transitions. [2023-11-29 01:46:22,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-29 01:46:22,121 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:46:22,122 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:46:22,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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 01:46:22,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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 01:46:22,323 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:46:22,323 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:46:22,324 INFO L85 PathProgramCache]: Analyzing trace with hash -598673907, now seen corresponding path program 1 times [2023-11-29 01:46:22,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:46:22,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1581349466] [2023-11-29 01:46:22,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:46:22,325 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 01:46:22,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:46:22,326 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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 01:46:22,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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 01:46:22,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:46:23,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:46:23,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:46:25,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 891 proven. 63 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2023-11-29 01:46:25,095 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:46:26,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 30 proven. 63 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-29 01:46:26,207 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:46:26,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1581349466] [2023-11-29 01:46:26,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1581349466] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:46:26,207 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:46:26,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 01:46:26,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679497551] [2023-11-29 01:46:26,208 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:46:26,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:46:26,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:46:26,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:46:26,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:46:26,212 INFO L87 Difference]: Start difference. First operand 75 states and 117 transitions. Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2023-11-29 01:46:33,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:46:37,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:46:41,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:46:45,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:46:45,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:46:45,974 INFO L93 Difference]: Finished difference Result 157 states and 240 transitions. [2023-11-29 01:46:46,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:46:46,269 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 192 [2023-11-29 01:46:46,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:46:46,272 INFO L225 Difference]: With dead ends: 157 [2023-11-29 01:46:46,272 INFO L226 Difference]: Without dead ends: 83 [2023-11-29 01:46:46,273 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 387 GetRequests, 375 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:46:46,275 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 85 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 36 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:46:46,275 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 233 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 209 Invalid, 4 Unknown, 0 Unchecked, 19.4s Time] [2023-11-29 01:46:46,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-29 01:46:46,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 79. [2023-11-29 01:46:46,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 44 states have (on average 1.25) internal successors, (55), 44 states have internal predecessors, (55), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 01:46:46,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 119 transitions. [2023-11-29 01:46:46,294 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 119 transitions. Word has length 192 [2023-11-29 01:46:46,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:46:46,296 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 119 transitions. [2023-11-29 01:46:46,296 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2023-11-29 01:46:46,296 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 119 transitions. [2023-11-29 01:46:46,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-29 01:46:46,300 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:46:46,300 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:46:46,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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 01:46:46,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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 01:46:46,501 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:46:46,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:46:46,501 INFO L85 PathProgramCache]: Analyzing trace with hash -541415605, now seen corresponding path program 1 times [2023-11-29 01:46:46,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:46:46,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1793234471] [2023-11-29 01:46:46,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:46:46,503 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 01:46:46,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:46:46,504 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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 01:46:46,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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 01:46:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:46:47,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:46:47,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:46:51,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2023-11-29 01:46:51,145 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:46:52,162 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:46:52,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1793234471] [2023-11-29 01:46:52,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1793234471] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:46:52,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1817306660] [2023-11-29 01:46:52,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:46:52,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 01:46:52,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 01:46:52,165 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 01:46:52,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-29 01:46:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:46:54,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:46:54,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:46:58,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2023-11-29 01:46:58,124 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:46:58,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1817306660] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:46:58,858 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:46:58,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2023-11-29 01:46:58,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330761955] [2023-11-29 01:46:58,858 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:46:58,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:46:58,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:46:58,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:46:58,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:46:58,860 INFO L87 Difference]: Start difference. First operand 79 states and 119 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 01:47:05,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:47:09,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:47:13,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:47:17,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:47:21,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:47:26,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:47:30,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:47:34,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:47:34,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:47:34,369 INFO L93 Difference]: Finished difference Result 245 states and 364 transitions. [2023-11-29 01:47:34,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:47:34,370 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 192 [2023-11-29 01:47:34,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:47:34,374 INFO L225 Difference]: With dead ends: 245 [2023-11-29 01:47:34,374 INFO L226 Difference]: Without dead ends: 167 [2023-11-29 01:47:34,375 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 405 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2023-11-29 01:47:34,379 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 79 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 16 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:47:34,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 273 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 171 Invalid, 8 Unknown, 0 Unchecked, 35.2s Time] [2023-11-29 01:47:34,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2023-11-29 01:47:34,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 158. [2023-11-29 01:47:34,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 88 states have (on average 1.2272727272727273) internal successors, (108), 88 states have internal predecessors, (108), 64 states have call successors, (64), 5 states have call predecessors, (64), 5 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-29 01:47:34,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 236 transitions. [2023-11-29 01:47:34,415 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 236 transitions. Word has length 192 [2023-11-29 01:47:34,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:47:34,416 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 236 transitions. [2023-11-29 01:47:34,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 01:47:34,416 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 236 transitions. [2023-11-29 01:47:34,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-29 01:47:34,420 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:47:34,420 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:47:34,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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 01:47:34,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-29 01:47:34,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 01:47:34,823 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:47:34,823 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:47:34,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1350762231, now seen corresponding path program 1 times [2023-11-29 01:47:34,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:47:34,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [882054075] [2023-11-29 01:47:34,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:47:34,824 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 01:47:34,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:47:34,825 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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 01:47:34,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638ead16-68db-4b10-8b6c-190a99c6b217/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 01:47:35,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:47:35,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-29 01:47:35,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:47:49,321 WARN L293 SmtUtils]: Spent 8.25s 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 01:47:57,561 WARN L293 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:48:05,796 WARN L293 SmtUtils]: Spent 8.23s 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 01:48:14,043 WARN L293 SmtUtils]: Spent 8.25s 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 01:48:22,285 WARN L293 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:48:30,406 WARN L293 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:48:34,469 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~var_1_12~0 (_ bv0 8)) (not (= ((_ zero_extend 24) c_~var_1_16~0) (_ bv0 32))) (= c_~var_1_8~0 c_~var_1_11~0) (not (fp.gt c_~var_1_1~0 (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0) c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 53.0 10.0))))) (not (fp.leq ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 2.0)) c_~var_1_2~0)) (bvsle ((_ zero_extend 24) c_~var_1_10~0) (_ bv0 32))) is different from false [2023-11-29 01:48:38,533 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~var_1_12~0 (_ bv0 8)) (not (= ((_ zero_extend 24) c_~var_1_16~0) (_ bv0 32))) (= c_~var_1_8~0 c_~var_1_11~0) (not (fp.gt c_~var_1_1~0 (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0) c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 53.0 10.0))))) (not (fp.leq ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 2.0)) c_~var_1_2~0)) (bvsle ((_ zero_extend 24) c_~var_1_10~0) (_ bv0 32))) is different from true [2023-11-29 01:48:47,834 WARN L293 SmtUtils]: Spent 9.30s 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 01:48:57,138 WARN L293 SmtUtils]: Spent 9.30s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:49:06,505 WARN L293 SmtUtils]: Spent 9.37s 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 01:49:15,935 WARN L293 SmtUtils]: Spent 9.43s 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 01:49:25,253 WARN L293 SmtUtils]: Spent 9.32s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:49:34,008 WARN L293 SmtUtils]: Spent 8.75s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:49:43,208 WARN L293 SmtUtils]: Spent 9.20s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:49:47,499 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~var_1_12~0 (_ bv0 8)) (not (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.neg c_~var_1_4~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 4.0))) c_~var_1_6~0)) (not (= ((_ zero_extend 24) c_~var_1_16~0) (_ bv0 32))) (= c_~var_1_8~0 c_~var_1_11~0) (not (fp.gt c_~var_1_1~0 (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0) c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 53.0 10.0))))) (not (fp.leq ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 2.0)) c_~var_1_2~0)) (bvsle ((_ zero_extend 24) c_~var_1_10~0) (_ bv0 32))) is different from false [2023-11-29 01:49:51,801 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~var_1_12~0 (_ bv0 8)) (not (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.neg c_~var_1_4~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 4.0))) c_~var_1_6~0)) (not (= ((_ zero_extend 24) c_~var_1_16~0) (_ bv0 32))) (= c_~var_1_8~0 c_~var_1_11~0) (not (fp.gt c_~var_1_1~0 (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0) c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 53.0 10.0))))) (not (fp.leq ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 2.0)) c_~var_1_2~0)) (bvsle ((_ zero_extend 24) c_~var_1_10~0) (_ bv0 32))) is different from true [2023-11-29 01:50:01,146 WARN L293 SmtUtils]: Spent 9.34s 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 01:50:10,453 WARN L293 SmtUtils]: Spent 9.31s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:50:19,777 WARN L293 SmtUtils]: Spent 9.32s 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 01:50:29,169 WARN L293 SmtUtils]: Spent 9.39s 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 01:50:38,507 WARN L293 SmtUtils]: Spent 9.34s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:50:47,266 WARN L293 SmtUtils]: Spent 8.76s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:50:56,489 WARN L293 SmtUtils]: Spent 9.22s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:51:05,878 WARN L293 SmtUtils]: Spent 9.38s 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 01:51:15,230 WARN L293 SmtUtils]: Spent 9.35s 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 01:51:24,550 WARN L293 SmtUtils]: Spent 9.32s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:51:33,874 WARN L293 SmtUtils]: Spent 9.32s 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 01:51:43,208 WARN L293 SmtUtils]: Spent 9.33s 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 01:51:52,581 WARN L293 SmtUtils]: Spent 9.37s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:52:02,667 WARN L293 SmtUtils]: Spent 8.75s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:52:11,865 WARN L293 SmtUtils]: Spent 9.20s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:52:16,155 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~var_1_12~0 (_ bv0 8)) (not (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.neg c_~var_1_4~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 4.0))) c_~var_1_6~0)) (= c_~var_1_18~0 c_~var_1_14~0) (not (= ((_ zero_extend 24) c_~var_1_16~0) (_ bv0 32))) (= c_~var_1_8~0 c_~var_1_11~0) (not (fp.gt c_~var_1_1~0 (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0) c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 53.0 10.0))))) (not (fp.leq ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 2.0)) c_~var_1_2~0)) (bvsle ((_ zero_extend 24) c_~var_1_10~0) (_ bv0 32))) is different from false [2023-11-29 01:52:20,459 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~var_1_12~0 (_ bv0 8)) (not (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.neg c_~var_1_4~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 4.0))) c_~var_1_6~0)) (= c_~var_1_18~0 c_~var_1_14~0) (not (= ((_ zero_extend 24) c_~var_1_16~0) (_ bv0 32))) (= c_~var_1_8~0 c_~var_1_11~0) (not (fp.gt c_~var_1_1~0 (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0) c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 53.0 10.0))))) (not (fp.leq ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 2.0)) c_~var_1_2~0)) (bvsle ((_ zero_extend 24) c_~var_1_10~0) (_ bv0 32))) is different from true [2023-11-29 01:52:29,826 WARN L293 SmtUtils]: Spent 9.36s 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 01:52:39,213 WARN L293 SmtUtils]: Spent 9.39s 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 01:52:48,560 WARN L293 SmtUtils]: Spent 9.35s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:52:57,947 WARN L293 SmtUtils]: Spent 9.39s 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 01:53:07,303 WARN L293 SmtUtils]: Spent 9.36s 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 01:53:16,667 WARN L293 SmtUtils]: Spent 9.36s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:53:25,443 WARN L293 SmtUtils]: Spent 8.78s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:53:34,762 WARN L293 SmtUtils]: Spent 9.32s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:53:44,096 WARN L293 SmtUtils]: Spent 9.33s 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 01:53:53,434 WARN L293 SmtUtils]: Spent 9.34s 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 01:54:02,760 WARN L293 SmtUtils]: Spent 9.33s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:54:12,076 WARN L293 SmtUtils]: Spent 9.32s 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 01:54:21,409 WARN L293 SmtUtils]: Spent 9.33s 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 01:54:30,870 WARN L293 SmtUtils]: Spent 9.46s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:54:39,713 WARN L293 SmtUtils]: Spent 8.84s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:54:49,050 WARN L293 SmtUtils]: Spent 9.34s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:54:58,451 WARN L293 SmtUtils]: Spent 9.40s 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 01:55:08,056 WARN L293 SmtUtils]: Spent 9.60s 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 01:55:17,457 WARN L293 SmtUtils]: Spent 9.40s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:55:26,866 WARN L293 SmtUtils]: Spent 9.41s 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 01:55:36,210 WARN L293 SmtUtils]: Spent 9.34s 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 01:55:45,576 WARN L293 SmtUtils]: Spent 9.37s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:55:54,965 WARN L293 SmtUtils]: Spent 9.39s 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 01:56:03,752 WARN L293 SmtUtils]: Spent 8.79s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:56:12,956 WARN L293 SmtUtils]: Spent 9.20s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:56:17,254 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~var_1_12~0 (_ bv0 8)) (not (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.neg c_~var_1_4~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 4.0))) c_~var_1_6~0)) (= c_~var_1_18~0 c_~var_1_14~0) (not (= ((_ zero_extend 24) c_~var_1_16~0) (_ bv0 32))) (= |c_ULTIMATE.start_step_~stepLocal_2~0#1| c_~var_1_19~0) (= c_~var_1_8~0 c_~var_1_11~0) (not (fp.gt c_~var_1_1~0 (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0) c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 53.0 10.0))))) (not (fp.leq ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 2.0)) c_~var_1_2~0)) (bvsle ((_ zero_extend 24) c_~var_1_10~0) (_ bv0 32))) is different from false [2023-11-29 01:56:21,546 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~var_1_12~0 (_ bv0 8)) (not (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.neg c_~var_1_4~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 4.0))) c_~var_1_6~0)) (= c_~var_1_18~0 c_~var_1_14~0) (not (= ((_ zero_extend 24) c_~var_1_16~0) (_ bv0 32))) (= |c_ULTIMATE.start_step_~stepLocal_2~0#1| c_~var_1_19~0) (= c_~var_1_8~0 c_~var_1_11~0) (not (fp.gt c_~var_1_1~0 (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0) c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 53.0 10.0))))) (not (fp.leq ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 2.0)) c_~var_1_2~0)) (bvsle ((_ zero_extend 24) c_~var_1_10~0) (_ bv0 32))) is different from true [2023-11-29 01:56:30,909 WARN L293 SmtUtils]: Spent 9.36s 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 01:56:40,293 WARN L293 SmtUtils]: Spent 9.38s 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 01:56:49,648 WARN L293 SmtUtils]: Spent 9.36s 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 01:56:58,987 WARN L293 SmtUtils]: Spent 9.34s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:57:08,334 WARN L293 SmtUtils]: Spent 9.35s 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 01:57:17,690 WARN L293 SmtUtils]: Spent 9.36s 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 01:57:27,221 WARN L293 SmtUtils]: Spent 9.53s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:57:35,993 WARN L293 SmtUtils]: Spent 8.77s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:57:45,208 WARN L293 SmtUtils]: Spent 9.21s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:57:54,605 WARN L293 SmtUtils]: Spent 9.40s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:57:58,917 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~var_1_12~0 (_ bv0 8)) (not (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.neg c_~var_1_4~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 4.0))) c_~var_1_6~0)) (not (= (bvshl ((_ zero_extend 24) c_~var_1_18~0) ((_ zero_extend 24) c_~var_1_15~0)) ((_ zero_extend 24) c_~var_1_19~0))) (= c_~var_1_18~0 c_~var_1_14~0) (not (= ((_ zero_extend 24) c_~var_1_16~0) (_ bv0 32))) (= c_~var_1_22~0 (_ bv64 8)) (= c_~var_1_8~0 c_~var_1_11~0) (not (fp.gt c_~var_1_1~0 (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0) c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 53.0 10.0))))) (not (fp.leq ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 2.0)) c_~var_1_2~0)) (bvsle ((_ zero_extend 24) c_~var_1_10~0) (_ bv0 32))) is different from false [2023-11-29 01:58:03,265 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~var_1_12~0 (_ bv0 8)) (not (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.neg c_~var_1_4~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 4.0))) c_~var_1_6~0)) (not (= (bvshl ((_ zero_extend 24) c_~var_1_18~0) ((_ zero_extend 24) c_~var_1_15~0)) ((_ zero_extend 24) c_~var_1_19~0))) (= c_~var_1_18~0 c_~var_1_14~0) (not (= ((_ zero_extend 24) c_~var_1_16~0) (_ bv0 32))) (= c_~var_1_22~0 (_ bv64 8)) (= c_~var_1_8~0 c_~var_1_11~0) (not (fp.gt c_~var_1_1~0 (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0) c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 53.0 10.0))))) (not (fp.leq ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 2.0)) c_~var_1_2~0)) (bvsle ((_ zero_extend 24) c_~var_1_10~0) (_ bv0 32))) is different from true