./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6e4c99f3f2b3af55bcad347a1b5bde7c2cd0c2bc102d0028ba92b38579ab012d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:28:20,251 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:28:20,309 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 00:28:20,313 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:28:20,314 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:28:20,332 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:28:20,333 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:28:20,333 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:28:20,334 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:28:20,334 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:28:20,334 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:28:20,334 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:28:20,334 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:28:20,335 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:28:20,335 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:28:20,335 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:28:20,335 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:28:20,335 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:28:20,335 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:28:20,335 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:28:20,335 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:28:20,335 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:28:20,335 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:28:20,336 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:28:20,336 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:28:20,336 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:28:20,336 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:28:20,336 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:28:20,336 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:28:20,336 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:28:20,336 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:28:20,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:28:20,337 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b 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 ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e4c99f3f2b3af55bcad347a1b5bde7c2cd0c2bc102d0028ba92b38579ab012d [2024-12-06 00:28:20,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:28:20,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:28:20,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:28:20,553 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:28:20,554 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:28:20,555 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2024-12-06 00:28:23,162 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/data/e05158602/c0a3e28423ed4af3944069fd5dc14c31/FLAGb9aa2b6fe [2024-12-06 00:28:23,473 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:28:23,473 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2024-12-06 00:28:23,493 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/data/e05158602/c0a3e28423ed4af3944069fd5dc14c31/FLAGb9aa2b6fe [2024-12-06 00:28:23,506 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/data/e05158602/c0a3e28423ed4af3944069fd5dc14c31 [2024-12-06 00:28:23,508 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:28:23,509 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:28:23,511 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:28:23,511 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:28:23,514 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:28:23,515 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:28:23" (1/1) ... [2024-12-06 00:28:23,515 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14c029a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:23, skipping insertion in model container [2024-12-06 00:28:23,516 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:28:23" (1/1) ... [2024-12-06 00:28:23,562 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:28:24,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:28:24,307 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:28:24,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:28:24,537 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 00:28:24,544 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:28:24,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:24 WrapperNode [2024-12-06 00:28:24,545 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:28:24,546 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:28:24,546 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:28:24,546 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:28:24,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:24" (1/1) ... [2024-12-06 00:28:24,576 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:24" (1/1) ... [2024-12-06 00:28:24,624 INFO L138 Inliner]: procedures = 574, calls = 489, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 792 [2024-12-06 00:28:24,625 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:28:24,625 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:28:24,625 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:28:24,625 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:28:24,632 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:24" (1/1) ... [2024-12-06 00:28:24,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:24" (1/1) ... [2024-12-06 00:28:24,639 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:24" (1/1) ... [2024-12-06 00:28:24,640 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:24" (1/1) ... [2024-12-06 00:28:24,667 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:24" (1/1) ... [2024-12-06 00:28:24,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:24" (1/1) ... [2024-12-06 00:28:24,674 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:24" (1/1) ... [2024-12-06 00:28:24,680 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:24" (1/1) ... [2024-12-06 00:28:24,683 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:24" (1/1) ... [2024-12-06 00:28:24,692 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:28:24,692 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:28:24,692 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:28:24,692 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:28:24,693 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:28:24" (1/1) ... [2024-12-06 00:28:24,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:28:24,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:28:24,725 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:28:24,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:28:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 00:28:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-12-06 00:28:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-06 00:28:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 00:28:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 00:28:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:28:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 00:28:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:28:24,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:28:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 00:28:24,745 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 00:28:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 00:28:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 00:28:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:28:24,745 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:28:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 00:28:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 00:28:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 00:28:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:28:25,032 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:28:25,033 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:28:25,717 INFO L? ?]: Removed 217 outVars from TransFormulas that were not future-live. [2024-12-06 00:28:25,718 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:28:25,940 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:28:25,941 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-12-06 00:28:25,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:28:25 BoogieIcfgContainer [2024-12-06 00:28:25,941 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:28:25,942 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:28:25,942 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:28:25,953 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:28:25,954 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:28:25" (1/1) ... [2024-12-06 00:28:25,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:28:26,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:26,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 117 states and 146 transitions. [2024-12-06 00:28:26,017 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 146 transitions. [2024-12-06 00:28:26,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 00:28:26,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:26,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:26,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:28:26,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:26,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 119 states and 149 transitions. [2024-12-06 00:28:26,561 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 149 transitions. [2024-12-06 00:28:26,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:28:26,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:26,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:26,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:26,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:28:26,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:26,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 120 states and 150 transitions. [2024-12-06 00:28:26,814 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 150 transitions. [2024-12-06 00:28:26,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:28:26,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:26,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:27,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:28:27,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:27,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 122 states and 153 transitions. [2024-12-06 00:28:27,091 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 153 transitions. [2024-12-06 00:28:27,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:28:27,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:27,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:27,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:27,259 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 00:28:27,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:27,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 121 states and 152 transitions. [2024-12-06 00:28:27,350 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 152 transitions. [2024-12-06 00:28:27,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:28:27,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:27,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:27,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:28:27,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:27,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 122 states and 153 transitions. [2024-12-06 00:28:27,598 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 153 transitions. [2024-12-06 00:28:27,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:28:27,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:27,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:27,744 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:28:27,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:27,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 121 states and 152 transitions. [2024-12-06 00:28:27,876 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 152 transitions. [2024-12-06 00:28:27,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 00:28:27,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:27,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:27,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:28,045 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 00:28:28,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:28,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 120 states and 151 transitions. [2024-12-06 00:28:28,080 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 151 transitions. [2024-12-06 00:28:28,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:28:28,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:28,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:28,314 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:28:28,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:28,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 123 states and 154 transitions. [2024-12-06 00:28:28,499 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 154 transitions. [2024-12-06 00:28:28,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:28:28,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:28,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:28,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:28,671 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:28:28,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:28,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 126 states and 157 transitions. [2024-12-06 00:28:28,807 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 157 transitions. [2024-12-06 00:28:28,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 00:28:28,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:28,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:28,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:29,003 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:28:29,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:29,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 129 states and 160 transitions. [2024-12-06 00:28:29,167 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 160 transitions. [2024-12-06 00:28:29,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 00:28:29,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:29,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:29,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:29,383 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:28:29,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:29,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 132 states and 163 transitions. [2024-12-06 00:28:29,555 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 163 transitions. [2024-12-06 00:28:29,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 00:28:29,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:29,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:29,761 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:28:29,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:29,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 135 states and 166 transitions. [2024-12-06 00:28:29,950 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 166 transitions. [2024-12-06 00:28:29,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 00:28:29,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:29,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:29,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:30,189 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:28:30,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:30,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 138 states and 169 transitions. [2024-12-06 00:28:30,390 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 169 transitions. [2024-12-06 00:28:30,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 00:28:30,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:30,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:30,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:30,688 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:28:30,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:30,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 141 states and 172 transitions. [2024-12-06 00:28:30,888 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 172 transitions. [2024-12-06 00:28:30,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 00:28:30,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:30,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:31,127 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:28:31,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:31,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 144 states and 174 transitions. [2024-12-06 00:28:31,260 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 174 transitions. [2024-12-06 00:28:31,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 00:28:31,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:31,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:31,556 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:28:31,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:31,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 143 states and 173 transitions. [2024-12-06 00:28:31,731 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 173 transitions. [2024-12-06 00:28:31,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 00:28:31,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:31,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:31,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:31,854 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:28:31,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:31,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 142 states and 172 transitions. [2024-12-06 00:28:31,875 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 172 transitions. [2024-12-06 00:28:31,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 00:28:31,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:31,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:31,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:32,012 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:28:32,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:32,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 141 states and 171 transitions. [2024-12-06 00:28:32,123 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 171 transitions. [2024-12-06 00:28:32,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 00:28:32,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:32,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:32,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:32,319 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:28:32,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:32,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 143 states and 174 transitions. [2024-12-06 00:28:32,385 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 174 transitions. [2024-12-06 00:28:32,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 00:28:32,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:32,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:32,535 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:28:32,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:32,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 144 states and 175 transitions. [2024-12-06 00:28:32,551 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 175 transitions. [2024-12-06 00:28:32,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 00:28:32,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:32,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:32,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:32,755 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:28:32,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:32,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 146 states and 178 transitions. [2024-12-06 00:28:32,880 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 178 transitions. [2024-12-06 00:28:32,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 00:28:32,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:32,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:33,039 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 00:28:33,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:33,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 152 states and 189 transitions. [2024-12-06 00:28:33,392 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 189 transitions. [2024-12-06 00:28:33,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 00:28:33,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:33,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:33,541 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 00:28:33,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:33,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 151 states and 188 transitions. [2024-12-06 00:28:33,761 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 188 transitions. [2024-12-06 00:28:33,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 00:28:33,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:33,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:33,875 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 00:28:33,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:33,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 152 states and 189 transitions. [2024-12-06 00:28:33,892 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 189 transitions. [2024-12-06 00:28:33,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 00:28:33,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:33,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:34,049 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 00:28:34,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:34,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 154 states and 193 transitions. [2024-12-06 00:28:34,111 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 193 transitions. [2024-12-06 00:28:34,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 00:28:34,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:34,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:34,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:34,210 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 00:28:34,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:34,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 155 states and 194 transitions. [2024-12-06 00:28:34,225 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 194 transitions. [2024-12-06 00:28:34,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 00:28:34,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:34,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:34,445 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 00:28:34,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:34,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 154 states and 193 transitions. [2024-12-06 00:28:34,771 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 193 transitions. [2024-12-06 00:28:34,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 00:28:34,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:34,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:34,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:34,993 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-12-06 00:28:35,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:35,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 156 states and 196 transitions. [2024-12-06 00:28:35,373 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 196 transitions. [2024-12-06 00:28:35,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 00:28:35,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:35,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:35,578 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 00:28:35,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:35,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 158 states and 200 transitions. [2024-12-06 00:28:35,730 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 200 transitions. [2024-12-06 00:28:35,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 00:28:35,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:35,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:36,026 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 00:28:36,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:36,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 93 states and 115 transitions. [2024-12-06 00:28:36,151 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 115 transitions. [2024-12-06 00:28:36,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 00:28:36,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:36,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:36,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:36,367 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 00:28:36,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:36,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 96 states and 119 transitions. [2024-12-06 00:28:36,625 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 119 transitions. [2024-12-06 00:28:36,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 00:28:36,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:36,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:36,812 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-06 00:28:37,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:37,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 98 states and 120 transitions. [2024-12-06 00:28:37,056 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2024-12-06 00:28:37,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 00:28:37,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:37,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:37,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:37,280 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 00:28:37,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:37,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 99 states and 121 transitions. [2024-12-06 00:28:37,533 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 121 transitions. [2024-12-06 00:28:37,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 00:28:37,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:37,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:37,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:37,808 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-12-06 00:28:38,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:38,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 98 states and 120 transitions. [2024-12-06 00:28:38,162 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2024-12-06 00:28:38,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 00:28:38,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:38,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:38,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:38,818 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-12-06 00:28:39,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:39,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 99 states and 122 transitions. [2024-12-06 00:28:39,252 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 122 transitions. [2024-12-06 00:28:39,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 00:28:39,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:39,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:39,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:39,442 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 00:28:39,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:39,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 100 states and 123 transitions. [2024-12-06 00:28:39,640 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 123 transitions. [2024-12-06 00:28:39,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 00:28:39,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:39,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:39,908 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-12-06 00:28:41,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:41,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 109 states and 138 transitions. [2024-12-06 00:28:41,033 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 138 transitions. [2024-12-06 00:28:41,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 00:28:41,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:41,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:41,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:41,286 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-12-06 00:28:42,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:42,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 119 states and 153 transitions. [2024-12-06 00:28:42,721 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 153 transitions. [2024-12-06 00:28:42,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 00:28:42,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:42,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:42,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:42,935 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 00:28:43,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:43,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 121 states and 154 transitions. [2024-12-06 00:28:43,241 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 154 transitions. [2024-12-06 00:28:43,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-06 00:28:43,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:43,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:43,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:43,453 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 00:28:43,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:43,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 123 states and 155 transitions. [2024-12-06 00:28:43,754 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 155 transitions. [2024-12-06 00:28:43,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-12-06 00:28:43,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:43,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:43,972 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 00:28:44,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:44,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 126 states and 158 transitions. [2024-12-06 00:28:44,505 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 158 transitions. [2024-12-06 00:28:44,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-06 00:28:44,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:44,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:44,840 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 00:28:45,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:45,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 129 states and 161 transitions. [2024-12-06 00:28:45,295 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 161 transitions. [2024-12-06 00:28:45,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 00:28:45,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:45,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:45,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:45,553 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 00:28:45,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:45,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 132 states and 164 transitions. [2024-12-06 00:28:45,999 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 164 transitions. [2024-12-06 00:28:45,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-06 00:28:45,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:45,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:46,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:46,243 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 00:28:46,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:46,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 135 states and 167 transitions. [2024-12-06 00:28:46,710 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 167 transitions. [2024-12-06 00:28:46,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 00:28:46,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:46,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:46,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:47,033 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 00:28:47,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:47,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 138 states and 170 transitions. [2024-12-06 00:28:47,531 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 170 transitions. [2024-12-06 00:28:47,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 00:28:47,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:47,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:47,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:47,831 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 00:28:48,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:48,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 141 states and 173 transitions. [2024-12-06 00:28:48,408 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 173 transitions. [2024-12-06 00:28:48,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 00:28:48,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:48,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:48,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:48,778 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 00:28:49,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:49,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 144 states and 176 transitions. [2024-12-06 00:28:49,340 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 176 transitions. [2024-12-06 00:28:49,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-06 00:28:49,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:49,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:49,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:49,644 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 00:28:49,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:49,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 147 states and 178 transitions. [2024-12-06 00:28:49,960 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 178 transitions. [2024-12-06 00:28:49,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-06 00:28:49,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:49,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:50,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:50,586 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2024-12-06 00:28:50,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:50,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 148 states and 180 transitions. [2024-12-06 00:28:50,721 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 180 transitions. [2024-12-06 00:28:50,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-12-06 00:28:50,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:50,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:50,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:51,009 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2024-12-06 00:28:52,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:52,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 156 states and 192 transitions. [2024-12-06 00:28:52,702 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 192 transitions. [2024-12-06 00:28:52,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-06 00:28:52,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:52,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:52,960 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-12-06 00:29:00,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:00,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 209 states and 265 transitions. [2024-12-06 00:29:00,385 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 265 transitions. [2024-12-06 00:29:00,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-06 00:29:00,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:00,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:00,526 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-12-06 00:29:00,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:00,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 200 states and 251 transitions. [2024-12-06 00:29:00,898 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 251 transitions. [2024-12-06 00:29:00,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 00:29:00,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:00,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:01,096 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-12-06 00:29:01,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:01,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 202 states and 252 transitions. [2024-12-06 00:29:01,463 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 252 transitions. [2024-12-06 00:29:01,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 00:29:01,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:01,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:01,693 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-12-06 00:29:02,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:02,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 204 states and 253 transitions. [2024-12-06 00:29:02,083 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 253 transitions. [2024-12-06 00:29:02,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 00:29:02,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:02,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:02,272 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-12-06 00:29:02,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:02,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 206 states and 254 transitions. [2024-12-06 00:29:02,668 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 254 transitions. [2024-12-06 00:29:02,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-06 00:29:02,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:02,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:02,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:02,885 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 77 proven. 5 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 00:29:03,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:03,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 209 states and 257 transitions. [2024-12-06 00:29:03,573 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 257 transitions. [2024-12-06 00:29:03,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-06 00:29:03,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:03,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:03,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:03,760 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 108 proven. 12 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 00:29:04,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:04,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 212 states and 260 transitions. [2024-12-06 00:29:04,391 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 260 transitions. [2024-12-06 00:29:04,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-12-06 00:29:04,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:04,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:04,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:04,595 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 139 proven. 22 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 00:29:05,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:05,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 215 states and 263 transitions. [2024-12-06 00:29:05,206 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 263 transitions. [2024-12-06 00:29:05,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-12-06 00:29:05,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:05,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:05,466 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 170 proven. 35 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 00:29:06,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:06,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 218 states and 266 transitions. [2024-12-06 00:29:06,041 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 266 transitions. [2024-12-06 00:29:06,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-06 00:29:06,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:06,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:06,288 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 201 proven. 51 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 00:29:06,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:06,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 221 states and 269 transitions. [2024-12-06 00:29:06,938 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 269 transitions. [2024-12-06 00:29:06,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-06 00:29:06,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:06,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:07,333 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 232 proven. 70 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 00:29:08,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:08,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 224 states and 272 transitions. [2024-12-06 00:29:08,020 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 272 transitions. [2024-12-06 00:29:08,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-06 00:29:08,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:08,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:08,310 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 263 proven. 92 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 00:29:09,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:09,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 227 states and 275 transitions. [2024-12-06 00:29:09,039 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 275 transitions. [2024-12-06 00:29:09,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-12-06 00:29:09,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:09,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:09,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:09,349 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 294 proven. 117 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 00:29:09,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:09,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 230 states and 277 transitions. [2024-12-06 00:29:09,809 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 277 transitions. [2024-12-06 00:29:09,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-06 00:29:09,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:09,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:29:10,528 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:29:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:29:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:29:21,636 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:29:21,641 INFO L158 Benchmark]: Toolchain (without parser) took 58131.38ms. Allocated memory was 117.4MB in the beginning and 562.0MB in the end (delta: 444.6MB). Free memory was 89.5MB in the beginning and 261.2MB in the end (delta: -171.7MB). Peak memory consumption was 275.9MB. Max. memory is 16.1GB. [2024-12-06 00:29:21,641 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 72.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:29:21,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1034.85ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 60.4MB in the end (delta: 28.9MB). Peak memory consumption was 70.1MB. Max. memory is 16.1GB. [2024-12-06 00:29:21,642 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.22ms. Allocated memory is still 117.4MB. Free memory was 60.4MB in the beginning and 52.9MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:29:21,642 INFO L158 Benchmark]: Boogie Preprocessor took 66.41ms. Allocated memory is still 117.4MB. Free memory was 52.9MB in the beginning and 47.2MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:29:21,643 INFO L158 Benchmark]: RCFGBuilder took 1249.06ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 47.2MB in the beginning and 151.7MB in the end (delta: -104.5MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2024-12-06 00:29:21,643 INFO L158 Benchmark]: CodeCheck took 55697.96ms. Allocated memory was 234.9MB in the beginning and 562.0MB in the end (delta: 327.2MB). Free memory was 151.7MB in the beginning and 261.2MB in the end (delta: -109.5MB). Peak memory consumption was 221.5MB. Max. memory is 16.1GB. [2024-12-06 00:29:21,646 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 72.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1034.85ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 60.4MB in the end (delta: 28.9MB). Peak memory consumption was 70.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.22ms. Allocated memory is still 117.4MB. Free memory was 60.4MB in the beginning and 52.9MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.41ms. Allocated memory is still 117.4MB. Free memory was 52.9MB in the beginning and 47.2MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1249.06ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 47.2MB in the beginning and 151.7MB in the end (delta: -104.5MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. * CodeCheck took 55697.96ms. Allocated memory was 234.9MB in the beginning and 562.0MB in the end (delta: 327.2MB). Free memory was 151.7MB in the beginning and 261.2MB in the end (delta: -109.5MB). Peak memory consumption was 221.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:29:21,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6e4c99f3f2b3af55bcad347a1b5bde7c2cd0c2bc102d0028ba92b38579ab012d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:29:23,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:29:23,644 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 00:29:23,667 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:29:23,668 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:29:23,668 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:29:23,668 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:29:23,669 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:29:23,669 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:29:23,669 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:29:23,669 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:29:23,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:29:23,669 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:29:23,670 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:29:23,670 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:29:23,670 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:29:23,670 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:29:23,670 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:29:23,670 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:29:23,670 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:29:23,670 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:29:23,670 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:29:23,670 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:29:23,670 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:29:23,671 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:29:23,671 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:23,671 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:29:23,671 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:29:23,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:29:23,671 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:29:23,671 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:29:23,671 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:29:23,671 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:29:23,671 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:23,671 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:29:23,671 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b 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 ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e4c99f3f2b3af55bcad347a1b5bde7c2cd0c2bc102d0028ba92b38579ab012d [2024-12-06 00:29:23,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:29:23,922 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:29:23,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:29:23,925 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:29:23,925 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:29:23,926 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2024-12-06 00:29:26,589 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/data/c67d83b0e/04c29d57ca214c7496dceb7170d8975e/FLAG95b3e091f [2024-12-06 00:29:26,872 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:29:26,873 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2024-12-06 00:29:26,890 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/data/c67d83b0e/04c29d57ca214c7496dceb7170d8975e/FLAG95b3e091f [2024-12-06 00:29:26,903 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/data/c67d83b0e/04c29d57ca214c7496dceb7170d8975e [2024-12-06 00:29:26,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:29:26,907 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:29:26,908 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:29:26,908 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:29:26,912 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:29:26,912 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:29:26" (1/1) ... [2024-12-06 00:29:26,913 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3236e9a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:26, skipping insertion in model container [2024-12-06 00:29:26,913 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:29:26" (1/1) ... [2024-12-06 00:29:26,950 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:29:27,640 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:29:27,644 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:29:27,646 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:29:27,647 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:29:27,649 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:29:27,650 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:29:27,651 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:29:27,651 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:29:27,653 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:29:27,655 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:29:27,657 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:29:27,663 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:29:27,663 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:29:27,668 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:29:27,670 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:29:27,674 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:29:27,686 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:29:27,699 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:29:27,724 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:29:27,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:29:27,946 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 00:29:27,951 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:29:27,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:27 WrapperNode [2024-12-06 00:29:27,952 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:29:27,953 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:29:27,953 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:29:27,953 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:29:27,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:27" (1/1) ... [2024-12-06 00:29:27,988 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:27" (1/1) ... [2024-12-06 00:29:28,042 INFO L138 Inliner]: procedures = 585, calls = 489, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 769 [2024-12-06 00:29:28,042 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:29:28,043 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:29:28,043 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:29:28,043 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:29:28,050 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:27" (1/1) ... [2024-12-06 00:29:28,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:27" (1/1) ... [2024-12-06 00:29:28,060 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:27" (1/1) ... [2024-12-06 00:29:28,061 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:27" (1/1) ... [2024-12-06 00:29:28,091 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:27" (1/1) ... [2024-12-06 00:29:28,093 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:27" (1/1) ... [2024-12-06 00:29:28,098 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:27" (1/1) ... [2024-12-06 00:29:28,107 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:27" (1/1) ... [2024-12-06 00:29:28,111 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:27" (1/1) ... [2024-12-06 00:29:28,119 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:29:28,120 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:29:28,120 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:29:28,120 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:29:28,121 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:27" (1/1) ... [2024-12-06 00:29:28,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:29:28,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:29:28,150 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:29:28,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:29:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 00:29:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-12-06 00:29:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:29:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 00:29:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 00:29:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:29:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 00:29:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2024-12-06 00:29:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2024-12-06 00:29:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2024-12-06 00:29:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:29:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:29:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-06 00:29:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 00:29:28,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 00:29:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 00:29:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 00:29:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 00:29:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:29:28,178 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:29:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 00:29:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 00:29:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-06 00:29:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 00:29:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-12-06 00:29:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-12-06 00:29:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-12-06 00:29:28,464 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:29:28,465 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:29:29,628 INFO L? ?]: Removed 207 outVars from TransFormulas that were not future-live. [2024-12-06 00:29:29,628 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:29:29,834 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:29:29,834 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-12-06 00:29:29,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:29:29 BoogieIcfgContainer [2024-12-06 00:29:29,834 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:29:29,835 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:29:29,835 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:29:29,845 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:29:29,845 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:29:29" (1/1) ... [2024-12-06 00:29:29,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:29:29,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:29,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 117 states and 146 transitions. [2024-12-06 00:29:29,902 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 146 transitions. [2024-12-06 00:29:29,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 00:29:29,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:29,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:29,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:29,908 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:29,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:29:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:30,248 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:30,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:30,991 INFO L256 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 00:29:30,993 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:31,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:29:31,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:29:31,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:31,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 116 states and 145 transitions. [2024-12-06 00:29:31,481 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 145 transitions. [2024-12-06 00:29:31,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:29:31,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:31,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:31,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:31,486 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:31,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:29:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:32,240 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:32,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:32,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:29:32,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:32,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:29:32,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 00:29:33,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:33,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 119 states and 149 transitions. [2024-12-06 00:29:33,162 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 149 transitions. [2024-12-06 00:29:33,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:29:33,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:33,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:33,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:33,165 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:33,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 00:29:33,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:33,821 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:34,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:34,223 INFO L256 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 00:29:34,224 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:34,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:29:34,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 00:29:34,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:34,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 122 states and 152 transitions. [2024-12-06 00:29:34,476 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 152 transitions. [2024-12-06 00:29:34,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:29:34,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:34,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:34,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:34,478 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:34,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 00:29:35,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:35,225 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:35,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:35,622 INFO L256 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 00:29:35,623 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:35,705 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:29:35,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 00:29:35,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:35,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 125 states and 155 transitions. [2024-12-06 00:29:35,943 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 155 transitions. [2024-12-06 00:29:35,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:29:35,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:35,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:35,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:35,945 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:35,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 00:29:36,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:36,677 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:37,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:37,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:29:37,176 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:37,290 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:29:37,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 00:29:37,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:37,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 128 states and 158 transitions. [2024-12-06 00:29:37,550 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 158 transitions. [2024-12-06 00:29:37,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:29:37,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:37,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:37,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:37,552 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:37,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 00:29:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:38,244 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:38,627 INFO L256 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 00:29:38,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:38,768 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:29:38,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 00:29:39,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:39,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 131 states and 161 transitions. [2024-12-06 00:29:39,094 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 161 transitions. [2024-12-06 00:29:39,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 00:29:39,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:39,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:39,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:39,096 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:39,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 00:29:39,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:39,814 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:40,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:40,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 00:29:40,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:40,490 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:29:40,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 00:29:40,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:40,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 134 states and 164 transitions. [2024-12-06 00:29:40,851 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 164 transitions. [2024-12-06 00:29:40,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 00:29:40,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:40,851 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:40,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:40,853 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:40,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 00:29:41,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:41,566 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:41,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:41,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 00:29:41,991 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:42,198 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:29:42,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 00:29:42,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:42,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 137 states and 167 transitions. [2024-12-06 00:29:42,624 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 167 transitions. [2024-12-06 00:29:42,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 00:29:42,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:42,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:42,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:42,626 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:42,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 00:29:43,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:43,369 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:43,894 INFO L256 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:29:43,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:44,147 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:29:44,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 00:29:44,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:44,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 140 states and 170 transitions. [2024-12-06 00:29:44,597 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 170 transitions. [2024-12-06 00:29:44,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 00:29:44,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:44,598 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:44,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:44,600 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:44,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 00:29:45,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:45,378 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:45,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 00:29:45,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:46,128 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:29:46,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 00:29:46,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:46,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 143 states and 173 transitions. [2024-12-06 00:29:46,612 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 173 transitions. [2024-12-06 00:29:46,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 00:29:46,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:46,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:46,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:46,614 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:46,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 00:29:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:47,331 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:47,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 00:29:47,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:48,164 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:29:48,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 00:29:48,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:48,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 146 states and 176 transitions. [2024-12-06 00:29:48,708 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 176 transitions. [2024-12-06 00:29:48,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 00:29:48,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:48,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:48,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:48,711 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:48,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 00:29:49,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:49,491 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:49,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 00:29:49,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:50,248 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:29:50,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 00:29:50,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:50,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 143 states and 171 transitions. [2024-12-06 00:29:50,865 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 171 transitions. [2024-12-06 00:29:50,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 00:29:50,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:50,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:50,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:50,867 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:50,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 00:29:51,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:51,192 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:51,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 00:29:51,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:51,669 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:29:51,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 00:29:51,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:51,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 142 states and 170 transitions. [2024-12-06 00:29:51,683 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 170 transitions. [2024-12-06 00:29:51,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 00:29:51,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:51,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:51,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:51,686 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:51,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 00:29:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:52,715 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:53,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:53,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 00:29:53,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:53,479 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:29:53,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 00:29:53,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:53,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 141 states and 169 transitions. [2024-12-06 00:29:53,899 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 169 transitions. [2024-12-06 00:29:53,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 00:29:53,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:53,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:53,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:53,902 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:53,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 00:29:54,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:54,228 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:54,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:54,669 INFO L256 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 00:29:54,670 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:54,672 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:29:54,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 00:29:54,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:54,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 140 states and 168 transitions. [2024-12-06 00:29:54,682 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 168 transitions. [2024-12-06 00:29:54,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 00:29:54,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:54,682 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:54,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:54,684 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:54,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 00:29:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:55,033 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:55,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:55,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:29:55,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:55,701 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:29:55,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 00:29:55,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:55,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 139 states and 167 transitions. [2024-12-06 00:29:55,947 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 167 transitions. [2024-12-06 00:29:55,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 00:29:55,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:55,948 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:55,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:55,949 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:55,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 00:29:56,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:56,396 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:56,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 00:29:56,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:56,888 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:29:56,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 00:29:56,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:56,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 138 states and 166 transitions. [2024-12-06 00:29:56,996 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 166 transitions. [2024-12-06 00:29:56,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 00:29:56,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:56,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:56,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:56,998 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:56,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 00:29:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:57,432 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:57,896 INFO L256 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 00:29:57,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:57,899 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:29:57,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 00:29:57,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:57,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 137 states and 165 transitions. [2024-12-06 00:29:57,908 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 165 transitions. [2024-12-06 00:29:57,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 00:29:57,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:57,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:57,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:57,910 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:57,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 00:29:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:58,862 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:29:59,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:59,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 639 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:29:59,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:29:59,614 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:29:59,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 00:29:59,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:59,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 140 states and 169 transitions. [2024-12-06 00:29:59,989 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 169 transitions. [2024-12-06 00:29:59,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 00:29:59,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:59,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:29:59,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:29:59,992 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:29:59,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 00:30:01,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:01,015 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:01,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:01,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 00:30:01,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:30:01,853 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:30:01,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 00:30:02,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:02,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 143 states and 172 transitions. [2024-12-06 00:30:02,533 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 172 transitions. [2024-12-06 00:30:02,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 00:30:02,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:02,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:02,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:02,535 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:02,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 00:30:03,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:03,009 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:03,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:03,485 INFO L256 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 00:30:03,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:30:03,487 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 00:30:03,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 00:30:03,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:03,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 142 states and 171 transitions. [2024-12-06 00:30:03,506 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 171 transitions. [2024-12-06 00:30:03,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 00:30:03,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:03,507 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:03,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:03,508 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:03,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 00:30:04,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:04,463 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:04,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:04,945 INFO L256 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:30:04,946 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:30:05,183 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 00:30:05,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 00:30:05,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:05,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 145 states and 176 transitions. [2024-12-06 00:30:05,500 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 176 transitions. [2024-12-06 00:30:05,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 00:30:05,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:05,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:05,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:05,503 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:05,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 00:30:06,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:06,513 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:06,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:07,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 00:30:07,045 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:30:07,357 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:30:07,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 00:30:08,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:08,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 148 states and 179 transitions. [2024-12-06 00:30:08,128 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 179 transitions. [2024-12-06 00:30:08,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 00:30:08,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:08,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:08,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:08,131 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:08,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 00:30:09,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:09,172 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:09,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:09,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 00:30:09,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:30:10,203 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 00:30:10,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 00:30:10,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:10,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 83 states and 94 transitions. [2024-12-06 00:30:10,865 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 94 transitions. [2024-12-06 00:30:10,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 00:30:10,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:10,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:10,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:10,868 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:10,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 00:30:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:11,899 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:12,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:12,418 INFO L256 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 00:30:12,419 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:30:12,842 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-12-06 00:30:12,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 00:30:13,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:13,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 84 states and 96 transitions. [2024-12-06 00:30:13,918 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 96 transitions. [2024-12-06 00:30:13,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 00:30:13,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:13,919 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:13,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:13,920 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:13,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 00:30:15,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:15,050 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:15,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:15,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:30:15,714 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:30:16,090 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:30:16,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 00:30:17,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:17,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 87 states and 99 transitions. [2024-12-06 00:30:17,064 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2024-12-06 00:30:17,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 00:30:17,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:17,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:17,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:17,067 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:17,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 00:30:18,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:18,244 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:18,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:18,789 INFO L256 TraceCheckSpWp]: Trace formula consists of 691 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 00:30:18,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:30:19,196 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:30:19,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 00:30:20,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:20,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 90 states and 102 transitions. [2024-12-06 00:30:20,213 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2024-12-06 00:30:20,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 00:30:20,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:20,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:20,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:20,215 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:20,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 00:30:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:21,383 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:21,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:22,068 INFO L256 TraceCheckSpWp]: Trace formula consists of 704 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 00:30:22,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:30:22,534 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:30:22,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 00:30:23,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:23,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 93 states and 105 transitions. [2024-12-06 00:30:23,576 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 105 transitions. [2024-12-06 00:30:23,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 00:30:23,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:23,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:23,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:23,579 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:23,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 00:30:24,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:24,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:25,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:25,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 00:30:25,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:30:25,855 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:30:25,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 00:30:26,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:26,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 96 states and 108 transitions. [2024-12-06 00:30:26,986 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 108 transitions. [2024-12-06 00:30:26,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 00:30:26,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:26,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:26,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:26,988 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:26,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 00:30:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:28,188 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:28,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:30:28,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:30:29,244 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:30:29,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 00:30:30,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:30,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 99 states and 111 transitions. [2024-12-06 00:30:30,469 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 111 transitions. [2024-12-06 00:30:30,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 00:30:30,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:30,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:30,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:30,472 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:30,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 00:30:31,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:31,679 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:32,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:32,142 INFO L256 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 00:30:32,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:30:32,752 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:30:32,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 00:30:34,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:34,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 102 states and 114 transitions. [2024-12-06 00:30:34,059 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 114 transitions. [2024-12-06 00:30:34,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 00:30:34,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:34,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:34,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:34,062 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:34,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 00:30:35,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:35,423 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:35,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:35,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 00:30:35,909 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:30:36,527 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:30:36,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 00:30:37,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:37,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 105 states and 117 transitions. [2024-12-06 00:30:37,873 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 117 transitions. [2024-12-06 00:30:37,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 00:30:37,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:37,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:37,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:37,875 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:37,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 00:30:39,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:39,231 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:39,660 INFO L256 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 00:30:39,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:30:40,331 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:30:40,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 00:30:41,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:41,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 102 states and 112 transitions. [2024-12-06 00:30:41,748 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 112 transitions. [2024-12-06 00:30:41,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 00:30:41,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:41,749 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:41,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:41,750 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:41,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 00:30:43,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:43,194 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:43,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:43,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 760 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:30:43,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:30:44,317 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-06 00:30:44,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 00:31:00,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:31:00,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 135 states and 146 transitions. [2024-12-06 00:31:00,485 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 146 transitions. [2024-12-06 00:31:00,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-06 00:31:00,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:31:00,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:31:00,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:31:00,488 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:31:00,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 00:31:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:31:01,980 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:31:02,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:31:02,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 791 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 00:31:02,510 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:31:03,175 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2024-12-06 00:31:03,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 00:31:04,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:31:04,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 138 states and 150 transitions. [2024-12-06 00:31:04,957 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 150 transitions. [2024-12-06 00:31:04,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-06 00:31:04,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:31:04,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:31:04,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:31:04,959 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:31:04,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 00:31:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:31:06,802 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:31:07,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:31:07,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:31:07,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:31:10,043 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-12-06 00:31:10,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 00:31:36,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:31:36,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 173 states and 187 transitions. [2024-12-06 00:31:36,200 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 187 transitions. [2024-12-06 00:31:36,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-06 00:31:36,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:31:36,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:31:36,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:31:36,202 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:31:36,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 00:31:37,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:31:37,855 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:31:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:31:38,448 INFO L256 TraceCheckSpWp]: Trace formula consists of 926 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 00:31:38,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:31:39,761 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-12-06 00:31:39,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 00:32:04,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:32:04,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 206 states and 221 transitions. [2024-12-06 00:32:04,825 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 221 transitions. [2024-12-06 00:32:04,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-06 00:32:04,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:32:04,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:32:04,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:32:04,828 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:32:04,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f595250-f04e-4885-bf55-30aeb62184ae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process