./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/yes-2.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_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/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_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/yes-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/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_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/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 8c3d0d99b1a4ed01b0f7abd82dc706f1d3a99a21ba3b1eb67aeb8a353cd5545e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:00:39,646 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:00:39,702 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-05 22:00:39,706 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:00:39,707 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:00:39,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:00:39,726 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:00:39,727 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:00:39,727 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:00:39,727 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:00:39,727 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:00:39,727 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:00:39,727 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:00:39,728 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:00:39,728 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:00:39,728 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:00:39,728 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:00:39,728 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 22:00:39,728 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 22:00:39,728 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:00:39,728 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:00:39,728 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:00:39,728 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:00:39,729 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:00:39,729 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:00:39,729 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:00:39,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:00:39,729 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:00:39,729 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:00:39,729 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:00:39,729 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:00:39,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:00:39,730 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_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/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 -> 8c3d0d99b1a4ed01b0f7abd82dc706f1d3a99a21ba3b1eb67aeb8a353cd5545e [2024-12-05 22:00:39,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:00:39,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:00:39,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:00:39,964 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:00:39,965 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:00:39,966 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2024-12-05 22:00:42,597 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/data/5fd40337f/d98a9723dcf94829961ab70d67101027/FLAG3843f5a84 [2024-12-05 22:00:42,946 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:00:42,946 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2024-12-05 22:00:42,971 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/data/5fd40337f/d98a9723dcf94829961ab70d67101027/FLAG3843f5a84 [2024-12-05 22:00:43,188 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/data/5fd40337f/d98a9723dcf94829961ab70d67101027 [2024-12-05 22:00:43,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:00:43,191 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:00:43,192 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:00:43,192 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:00:43,195 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:00:43,196 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:00:43" (1/1) ... [2024-12-05 22:00:43,197 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cf458b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:43, skipping insertion in model container [2024-12-05 22:00:43,197 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:00:43" (1/1) ... [2024-12-05 22:00:43,238 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:00:44,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:00:44,108 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:00:44,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:00:44,336 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-05 22:00:44,343 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:00:44,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:44 WrapperNode [2024-12-05 22:00:44,344 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:00:44,344 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:00:44,344 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:00:44,344 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:00:44,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:44" (1/1) ... [2024-12-05 22:00:44,378 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:44" (1/1) ... [2024-12-05 22:00:44,422 INFO L138 Inliner]: procedures = 596, calls = 482, calls flagged for inlining = 16, calls inlined = 14, statements flattened = 788 [2024-12-05 22:00:44,423 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:00:44,423 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:00:44,423 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:00:44,423 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:00:44,431 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:44" (1/1) ... [2024-12-05 22:00:44,431 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:44" (1/1) ... [2024-12-05 22:00:44,439 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:44" (1/1) ... [2024-12-05 22:00:44,440 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:44" (1/1) ... [2024-12-05 22:00:44,468 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:44" (1/1) ... [2024-12-05 22:00:44,471 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:44" (1/1) ... [2024-12-05 22:00:44,476 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:44" (1/1) ... [2024-12-05 22:00:44,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:44" (1/1) ... [2024-12-05 22:00:44,485 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:44" (1/1) ... [2024-12-05 22:00:44,494 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:00:44,495 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:00:44,495 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:00:44,495 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:00:44,496 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:44" (1/1) ... [2024-12-05 22:00:44,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:00:44,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:00:44,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:00:44,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:00:44,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 22:00:44,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-12-05 22:00:44,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-05 22:00:44,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 22:00:44,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 22:00:44,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:00:44,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-05 22:00:44,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:00:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:00:44,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-05 22:00:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-05 22:00:44,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-05 22:00:44,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-05 22:00:44,552 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:00:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:00:44,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 22:00:44,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 22:00:44,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 22:00:44,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:00:44,836 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:00:44,838 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:00:45,514 INFO L? ?]: Removed 204 outVars from TransFormulas that were not future-live. [2024-12-05 22:00:45,515 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:00:45,666 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:00:45,666 INFO L312 CfgBuilder]: Removed 13 assume(true) statements. [2024-12-05 22:00:45,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:00:45 BoogieIcfgContainer [2024-12-05 22:00:45,666 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:00:45,667 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:00:45,667 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:00:45,675 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:00:45,675 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:00:45" (1/1) ... [2024-12-05 22:00:45,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:00:45,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:45,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 112 states and 139 transitions. [2024-12-05 22:00:45,722 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 139 transitions. [2024-12-05 22:00:45,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 22:00:45,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:45,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:46,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:00:46,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:46,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 114 states and 142 transitions. [2024-12-05 22:00:46,296 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 142 transitions. [2024-12-05 22:00:46,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:00:46,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:46,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:46,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:00:46,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:46,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 115 states and 143 transitions. [2024-12-05 22:00:46,517 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 143 transitions. [2024-12-05 22:00:46,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:00:46,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:46,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:46,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:00:46,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:46,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 117 states and 146 transitions. [2024-12-05 22:00:46,798 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 146 transitions. [2024-12-05 22:00:46,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:00:46,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:46,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:46,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:46,960 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:00:47,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:47,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 116 states and 145 transitions. [2024-12-05 22:00:47,034 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 145 transitions. [2024-12-05 22:00:47,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 22:00:47,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:47,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:47,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:00:47,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:47,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 117 states and 146 transitions. [2024-12-05 22:00:47,287 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 146 transitions. [2024-12-05 22:00:47,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 22:00:47,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:47,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:47,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:47,470 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:00:47,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:47,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 116 states and 145 transitions. [2024-12-05 22:00:47,604 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 145 transitions. [2024-12-05 22:00:47,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 22:00:47,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:47,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:47,746 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 22:00:47,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:47,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 115 states and 144 transitions. [2024-12-05 22:00:47,781 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 144 transitions. [2024-12-05 22:00:47,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 22:00:47,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:47,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:47,981 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:00:48,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:48,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 118 states and 147 transitions. [2024-12-05 22:00:48,194 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 147 transitions. [2024-12-05 22:00:48,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:00:48,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:48,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:48,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:48,475 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:00:48,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:48,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 121 states and 150 transitions. [2024-12-05 22:00:48,631 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 150 transitions. [2024-12-05 22:00:48,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:00:48,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:48,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:48,917 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:00:49,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:49,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 124 states and 153 transitions. [2024-12-05 22:00:49,094 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 153 transitions. [2024-12-05 22:00:49,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:00:49,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:49,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:49,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:49,352 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:00:49,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:49,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 127 states and 156 transitions. [2024-12-05 22:00:49,526 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 156 transitions. [2024-12-05 22:00:49,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:00:49,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:49,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:49,770 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:00:49,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:49,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 130 states and 159 transitions. [2024-12-05 22:00:49,988 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 159 transitions. [2024-12-05 22:00:49,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 22:00:49,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:49,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:50,226 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:00:50,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:50,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 133 states and 162 transitions. [2024-12-05 22:00:50,430 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 162 transitions. [2024-12-05 22:00:50,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:00:50,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:50,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:50,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:50,763 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:00:50,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:50,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 136 states and 165 transitions. [2024-12-05 22:00:50,977 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 165 transitions. [2024-12-05 22:00:50,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-05 22:00:50,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:50,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:51,293 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:00:51,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:51,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 139 states and 167 transitions. [2024-12-05 22:00:51,421 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 167 transitions. [2024-12-05 22:00:51,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 22:00:51,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:51,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:51,707 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:00:51,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:51,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 138 states and 166 transitions. [2024-12-05 22:00:51,873 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 166 transitions. [2024-12-05 22:00:51,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-05 22:00:51,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:51,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:51,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:52,058 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:00:52,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:52,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 137 states and 165 transitions. [2024-12-05 22:00:52,081 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 165 transitions. [2024-12-05 22:00:52,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-05 22:00:52,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:52,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:52,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:52,257 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:00:52,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:52,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 136 states and 164 transitions. [2024-12-05 22:00:52,366 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 164 transitions. [2024-12-05 22:00:52,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 22:00:52,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:52,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:52,564 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:00:52,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:52,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 137 states and 166 transitions. [2024-12-05 22:00:52,620 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 166 transitions. [2024-12-05 22:00:52,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 22:00:52,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:52,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:52,791 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:00:52,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:52,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 138 states and 167 transitions. [2024-12-05 22:00:52,807 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 167 transitions. [2024-12-05 22:00:52,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:00:52,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:52,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:53,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:53,375 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:00:53,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:53,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 58 states and 63 transitions. [2024-12-05 22:00:53,604 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 63 transitions. [2024-12-05 22:00:53,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:00:53,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:53,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:53,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:53,791 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:00:53,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:53,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 59 states and 64 transitions. [2024-12-05 22:00:53,821 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 64 transitions. [2024-12-05 22:00:53,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 22:00:53,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:53,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:53,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:53,980 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-05 22:00:54,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:54,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 64 states and 73 transitions. [2024-12-05 22:00:54,327 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 73 transitions. [2024-12-05 22:00:54,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 22:00:54,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:54,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:54,525 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:00:54,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:54,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 66 states and 77 transitions. [2024-12-05 22:00:54,816 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 77 transitions. [2024-12-05 22:00:54,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:00:54,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:54,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:54,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:54,994 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-05 22:00:55,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:55,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 67 states and 78 transitions. [2024-12-05 22:00:55,012 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 78 transitions. [2024-12-05 22:00:55,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:00:55,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:55,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:55,219 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-05 22:00:55,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:55,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 66 states and 77 transitions. [2024-12-05 22:00:55,433 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 77 transitions. [2024-12-05 22:00:55,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 22:00:55,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:55,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:55,721 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-05 22:00:56,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:56,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 67 states and 79 transitions. [2024-12-05 22:00:56,223 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 79 transitions. [2024-12-05 22:00:56,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 22:00:56,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:56,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:56,490 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-12-05 22:00:56,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:56,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 69 states and 82 transitions. [2024-12-05 22:00:56,871 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 82 transitions. [2024-12-05 22:00:56,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-05 22:00:56,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:56,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:56,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:57,114 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:00:57,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:57,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 70 states and 83 transitions. [2024-12-05 22:00:57,345 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 83 transitions. [2024-12-05 22:00:57,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-05 22:00:57,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:57,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:57,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:57,502 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-05 22:00:57,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:57,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 71 states and 83 transitions. [2024-12-05 22:00:57,610 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 83 transitions. [2024-12-05 22:00:57,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-05 22:00:57,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:57,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:57,810 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:00:58,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:58,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 74 states and 86 transitions. [2024-12-05 22:00:58,340 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 86 transitions. [2024-12-05 22:00:58,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-05 22:00:58,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:58,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:58,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:58,560 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:00:58,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:58,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 77 states and 89 transitions. [2024-12-05 22:00:58,955 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 89 transitions. [2024-12-05 22:00:58,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 22:00:58,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:58,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:59,180 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:00:59,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:59,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 92 transitions. [2024-12-05 22:00:59,544 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 92 transitions. [2024-12-05 22:00:59,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-05 22:00:59,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:59,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:59,857 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:01:00,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:00,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 83 states and 95 transitions. [2024-12-05 22:01:00,231 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 95 transitions. [2024-12-05 22:01:00,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-12-05 22:01:00,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:00,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:01:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:00,468 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:01:00,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:00,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 86 states and 98 transitions. [2024-12-05 22:01:00,827 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2024-12-05 22:01:00,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-05 22:01:00,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:00,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:01:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:01,204 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:01:01,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:01,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 89 states and 101 transitions. [2024-12-05 22:01:01,617 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 101 transitions. [2024-12-05 22:01:01,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-05 22:01:01,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:01,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:01:01,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:01,906 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:01:02,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:02,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 92 states and 104 transitions. [2024-12-05 22:01:02,359 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2024-12-05 22:01:02,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-05 22:01:02,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:02,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:01:02,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:02,621 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:01:02,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:02,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 95 states and 106 transitions. [2024-12-05 22:01:02,892 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 106 transitions. [2024-12-05 22:01:02,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-05 22:01:02,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:02,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:01:03,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:01:03,145 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:01:03,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:01:12,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:01:12,786 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:01:22,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:01:22,887 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) [2024-12-05 22:01:22,891 INFO L158 Benchmark]: Toolchain (without parser) took 39699.93ms. Allocated memory was 142.6MB in the beginning and 696.3MB in the end (delta: 553.6MB). Free memory was 113.0MB in the beginning and 480.6MB in the end (delta: -367.6MB). Peak memory consumption was 189.1MB. Max. memory is 16.1GB. [2024-12-05 22:01:22,892 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:01:22,892 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1151.76ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 87.7MB in the end (delta: 25.1MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. [2024-12-05 22:01:22,892 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.38ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 79.7MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:01:22,892 INFO L158 Benchmark]: Boogie Preprocessor took 71.07ms. Allocated memory is still 142.6MB. Free memory was 79.7MB in the beginning and 73.6MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:01:22,893 INFO L158 Benchmark]: RCFGBuilder took 1171.56ms. Allocated memory is still 142.6MB. Free memory was 73.1MB in the beginning and 71.1MB in the end (delta: 1.9MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-12-05 22:01:22,893 INFO L158 Benchmark]: CodeCheck took 37223.12ms. Allocated memory was 142.6MB in the beginning and 696.3MB in the end (delta: 553.6MB). Free memory was 70.2MB in the beginning and 480.6MB in the end (delta: -410.4MB). Peak memory consumption was 139.9MB. Max. memory is 16.1GB. [2024-12-05 22:01:22,896 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 0.36ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1151.76ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 87.7MB in the end (delta: 25.1MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.38ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 79.7MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.07ms. Allocated memory is still 142.6MB. Free memory was 79.7MB in the beginning and 73.6MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1171.56ms. Allocated memory is still 142.6MB. Free memory was 73.1MB in the beginning and 71.1MB in the end (delta: 1.9MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * CodeCheck took 37223.12ms. Allocated memory was 142.6MB in the beginning and 696.3MB in the end (delta: 553.6MB). Free memory was 70.2MB in the beginning and 480.6MB in the end (delta: -410.4MB). Peak memory consumption was 139.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:01:22,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/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_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/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_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/yes-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/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_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/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 8c3d0d99b1a4ed01b0f7abd82dc706f1d3a99a21ba3b1eb67aeb8a353cd5545e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:01:24,847 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:01:24,931 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-05 22:01:24,957 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:01:24,958 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:01:24,958 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:01:24,959 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:01:24,959 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:01:24,959 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:01:24,959 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:01:24,959 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:01:24,959 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:01:24,959 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:01:24,959 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:01:24,960 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:01:24,960 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:01:24,960 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 22:01:24,960 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:01:24,960 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 22:01:24,960 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:01:24,960 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:01:24,960 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:01:24,960 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:01:24,960 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:01:24,960 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:01:24,960 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:24,960 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:01:24,961 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:01:24,961 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:01:24,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:01:24,961 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:01:24,961 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:01:24,962 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:01:24,962 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:24,962 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:01:24,962 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_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/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 -> 8c3d0d99b1a4ed01b0f7abd82dc706f1d3a99a21ba3b1eb67aeb8a353cd5545e [2024-12-05 22:01:25,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:01:25,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:01:25,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:01:25,208 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:01:25,208 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:01:25,209 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2024-12-05 22:01:27,867 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/data/2a0841b1f/469fcb5a10b14a1d9a5ddd2a1ef403f2/FLAG5345ca1a2 [2024-12-05 22:01:28,148 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:01:28,149 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2024-12-05 22:01:28,168 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/data/2a0841b1f/469fcb5a10b14a1d9a5ddd2a1ef403f2/FLAG5345ca1a2 [2024-12-05 22:01:28,416 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/data/2a0841b1f/469fcb5a10b14a1d9a5ddd2a1ef403f2 [2024-12-05 22:01:28,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:01:28,419 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:01:28,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:01:28,420 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:01:28,422 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:01:28,423 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:01:28" (1/1) ... [2024-12-05 22:01:28,424 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c0f0087 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:28, skipping insertion in model container [2024-12-05 22:01:28,424 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:01:28" (1/1) ... [2024-12-05 22:01:28,465 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:01:29,239 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,240 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,242 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,244 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,245 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,247 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,247 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,248 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,249 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,250 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,254 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,256 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,262 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,262 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,269 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,270 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,272 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,283 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:01:29,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:01:29,333 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:01:29,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:01:29,568 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-05 22:01:29,573 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:01:29,574 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:29 WrapperNode [2024-12-05 22:01:29,574 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:01:29,575 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:01:29,575 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:01:29,575 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:01:29,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:29" (1/1) ... [2024-12-05 22:01:29,610 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:29" (1/1) ... [2024-12-05 22:01:29,657 INFO L138 Inliner]: procedures = 607, calls = 482, calls flagged for inlining = 16, calls inlined = 14, statements flattened = 767 [2024-12-05 22:01:29,657 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:01:29,658 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:01:29,658 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:01:29,658 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:01:29,665 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:29" (1/1) ... [2024-12-05 22:01:29,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:29" (1/1) ... [2024-12-05 22:01:29,676 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:29" (1/1) ... [2024-12-05 22:01:29,676 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:29" (1/1) ... [2024-12-05 22:01:29,710 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:29" (1/1) ... [2024-12-05 22:01:29,712 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:29" (1/1) ... [2024-12-05 22:01:29,717 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:29" (1/1) ... [2024-12-05 22:01:29,727 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:29" (1/1) ... [2024-12-05 22:01:29,731 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:29" (1/1) ... [2024-12-05 22:01:29,739 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:01:29,740 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:01:29,740 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:01:29,740 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:01:29,741 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:29" (1/1) ... [2024-12-05 22:01:29,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:01:29,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:01:29,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:01:29,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:01:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 22:01:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-12-05 22:01:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:01:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-05 22:01:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 22:01:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:01:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-05 22:01:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2024-12-05 22:01:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2024-12-05 22:01:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2024-12-05 22:01:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:01:29,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:01:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-05 22:01:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-05 22:01:29,788 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-05 22:01:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 22:01:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-05 22:01:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-05 22:01:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:01:29,789 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:01:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 22:01:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 22:01:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-05 22:01:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 22:01:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-12-05 22:01:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-12-05 22:01:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-12-05 22:01:30,103 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:01:30,105 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:01:31,286 INFO L? ?]: Removed 194 outVars from TransFormulas that were not future-live. [2024-12-05 22:01:31,286 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:01:31,447 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:01:31,447 INFO L312 CfgBuilder]: Removed 13 assume(true) statements. [2024-12-05 22:01:31,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:01:31 BoogieIcfgContainer [2024-12-05 22:01:31,448 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:01:31,448 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:01:31,448 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:01:31,455 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:01:31,455 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:01:31" (1/1) ... [2024-12-05 22:01:31,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:01:31,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:31,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 112 states and 139 transitions. [2024-12-05 22:01:31,498 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 139 transitions. [2024-12-05 22:01:31,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 22:01:31,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:31,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:31,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:31,504 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:31,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:01:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:31,902 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:32,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 22:01:32,473 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:32,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:01:32,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:01:33,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:33,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 111 states and 138 transitions. [2024-12-05 22:01:33,576 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 138 transitions. [2024-12-05 22:01:33,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:01:33,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:33,576 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:33,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:33,578 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:33,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:01:34,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:34,446 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:34,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:01:34,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:34,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:01:34,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:01:36,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:36,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 114 states and 142 transitions. [2024-12-05 22:01:36,089 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 142 transitions. [2024-12-05 22:01:36,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:01:36,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:36,089 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:36,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:36,091 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:36,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:01:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:36,949 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:37,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:01:37,386 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:37,442 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:01:37,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 22:01:37,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:37,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 117 states and 145 transitions. [2024-12-05 22:01:37,624 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 145 transitions. [2024-12-05 22:01:37,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 22:01:37,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:37,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:37,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:37,627 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:37,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 22:01:38,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:38,435 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:38,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:38,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 22:01:38,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:38,949 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:01:38,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 22:01:39,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:39,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 120 states and 148 transitions. [2024-12-05 22:01:39,174 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 148 transitions. [2024-12-05 22:01:39,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 22:01:39,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:39,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:39,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:39,176 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:39,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 22:01:39,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:39,951 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:40,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:40,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:01:40,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:40,604 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:01:40,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 22:01:40,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:40,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 123 states and 151 transitions. [2024-12-05 22:01:40,890 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 151 transitions. [2024-12-05 22:01:40,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:01:40,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:40,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:40,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:40,892 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:40,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 22:01:41,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:41,655 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:42,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:42,089 INFO L256 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 22:01:42,089 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:42,227 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:01:42,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 22:01:42,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:42,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 126 states and 154 transitions. [2024-12-05 22:01:42,531 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 154 transitions. [2024-12-05 22:01:42,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:01:42,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:42,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:42,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:42,533 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:42,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 22:01:43,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:43,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:43,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:43,838 INFO L256 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:01:43,839 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:44,012 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:01:44,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 22:01:44,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:44,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 129 states and 157 transitions. [2024-12-05 22:01:44,355 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 157 transitions. [2024-12-05 22:01:44,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:01:44,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:44,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:44,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:44,357 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:44,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 22:01:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:45,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:45,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:45,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 22:01:45,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:45,794 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:01:45,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 22:01:46,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:46,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 132 states and 160 transitions. [2024-12-05 22:01:46,172 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 160 transitions. [2024-12-05 22:01:46,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:01:46,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:46,172 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:46,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:46,174 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:46,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 22:01:46,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:46,969 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:47,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:47,496 INFO L256 TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:01:47,497 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:47,755 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:01:47,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 22:01:48,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:48,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 135 states and 163 transitions. [2024-12-05 22:01:48,228 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 163 transitions. [2024-12-05 22:01:48,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 22:01:48,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:48,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:48,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:48,230 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:48,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 22:01:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:49,092 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:49,533 INFO L256 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:01:49,534 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:49,827 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:01:49,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 22:01:50,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:50,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 138 states and 166 transitions. [2024-12-05 22:01:50,325 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 166 transitions. [2024-12-05 22:01:50,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:01:50,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:50,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:50,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:50,327 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:50,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 22:01:51,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:51,202 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:51,740 INFO L256 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 22:01:51,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:52,054 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:01:52,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 22:01:52,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:52,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 141 states and 169 transitions. [2024-12-05 22:01:52,606 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 169 transitions. [2024-12-05 22:01:52,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-05 22:01:52,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:52,606 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:52,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:52,608 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:52,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 22:01:53,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:53,504 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:54,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 590 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:01:54,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:54,351 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:01:54,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 22:01:54,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:54,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 138 states and 164 transitions. [2024-12-05 22:01:54,973 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 164 transitions. [2024-12-05 22:01:54,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-05 22:01:54,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:54,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:54,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:54,975 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:54,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 22:01:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:55,312 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:55,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:55,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 22:01:55,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:55,768 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:01:55,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 22:01:55,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:55,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 137 states and 163 transitions. [2024-12-05 22:01:55,780 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 163 transitions. [2024-12-05 22:01:55,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 22:01:55,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:55,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:55,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:55,783 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:55,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 22:01:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:56,938 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:57,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:57,427 INFO L256 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:01:57,429 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:57,782 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:01:57,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-05 22:01:58,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:58,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 136 states and 162 transitions. [2024-12-05 22:01:58,190 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 162 transitions. [2024-12-05 22:01:58,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-05 22:01:58,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:58,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:58,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:58,192 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:58,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 22:01:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:58,576 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:58,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:59,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 22:01:59,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:59,040 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:01:59,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-05 22:01:59,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:59,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 135 states and 161 transitions. [2024-12-05 22:01:59,049 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 161 transitions. [2024-12-05 22:01:59,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-05 22:01:59,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:59,050 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:59,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:59,052 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:59,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 22:01:59,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:59,524 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:59,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:59,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 608 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:01:59,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:00,166 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:02:00,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 22:02:00,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:00,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 134 states and 160 transitions. [2024-12-05 22:02:00,405 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 160 transitions. [2024-12-05 22:02:00,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 22:02:00,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:00,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:00,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:00,407 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:00,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 22:02:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:00,855 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:01,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 22:02:01,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:01,352 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:02:01,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 22:02:01,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:01,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 133 states and 159 transitions. [2024-12-05 22:02:01,417 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 159 transitions. [2024-12-05 22:02:01,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 22:02:01,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:01,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:01,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:01,419 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:01,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 22:02:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:01,906 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:02,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:02,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 22:02:02,423 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:02,425 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:02:02,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 22:02:02,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:02,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 132 states and 158 transitions. [2024-12-05 22:02:02,437 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 158 transitions. [2024-12-05 22:02:02,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:02:02,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:02,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:02,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:02,440 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:02,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-05 22:02:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:03,700 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:04,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:04,196 INFO L256 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 22:02:04,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:04,505 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:02:04,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-05 22:02:05,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:05,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 54 transitions. [2024-12-05 22:02:05,338 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 54 transitions. [2024-12-05 22:02:05,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:02:05,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:05,338 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:05,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:05,340 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:05,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-05 22:02:06,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:06,346 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:06,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:06,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:02:06,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:07,088 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:02:07,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-05 22:02:07,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:07,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 55 states and 60 transitions. [2024-12-05 22:02:07,471 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 60 transitions. [2024-12-05 22:02:07,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:02:07,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:07,471 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:07,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:07,473 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:07,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-05 22:02:08,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:08,642 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:09,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:02:09,177 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:09,409 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:02:09,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-05 22:02:10,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:10,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 58 states and 66 transitions. [2024-12-05 22:02:10,562 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 66 transitions. [2024-12-05 22:02:10,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:02:10,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:10,563 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:10,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:10,564 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:10,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-05 22:02:11,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:11,690 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:12,220 INFO L256 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:02:12,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:12,268 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-05 22:02:12,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-05 22:02:12,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:12,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 60 states and 67 transitions. [2024-12-05 22:02:12,713 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 67 transitions. [2024-12-05 22:02:12,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:02:12,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:12,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:12,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:12,715 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:12,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-05 22:02:13,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:13,900 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:14,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:14,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 683 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:02:14,527 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:14,802 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:02:14,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-05 22:02:16,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:16,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 63 states and 72 transitions. [2024-12-05 22:02:16,449 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2024-12-05 22:02:16,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-05 22:02:16,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:16,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:16,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:16,451 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:16,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-05 22:02:17,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:17,638 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:18,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:02:18,190 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:18,262 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-12-05 22:02:18,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-05 22:02:18,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:18,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 65 states and 73 transitions. [2024-12-05 22:02:18,731 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2024-12-05 22:02:18,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-05 22:02:18,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:18,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:18,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:18,733 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:18,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-05 22:02:19,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:19,941 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:20,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:20,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 696 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 22:02:20,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:20,863 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:02:20,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-05 22:02:22,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:22,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 78 transitions. [2024-12-05 22:02:22,663 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 78 transitions. [2024-12-05 22:02:22,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-05 22:02:22,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:22,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:22,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:22,665 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:22,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-05 22:02:23,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:23,934 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:24,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:02:24,475 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:24,566 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-05 22:02:24,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-05 22:02:25,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:25,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 79 transitions. [2024-12-05 22:02:25,084 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 79 transitions. [2024-12-05 22:02:25,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-05 22:02:25,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:25,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:25,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:25,086 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:25,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-05 22:02:26,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:26,319 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:26,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:02:26,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:27,336 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:02:27,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-05 22:02:29,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:29,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 84 transitions. [2024-12-05 22:02:29,327 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 84 transitions. [2024-12-05 22:02:29,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 22:02:29,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:29,327 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:29,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:29,329 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:29,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-05 22:02:30,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:30,593 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:31,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:31,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:02:31,173 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:31,287 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2024-12-05 22:02:31,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-05 22:02:31,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:31,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 75 states and 85 transitions. [2024-12-05 22:02:31,815 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 85 transitions. [2024-12-05 22:02:31,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 22:02:31,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:31,815 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:31,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:31,817 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:31,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-05 22:02:33,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:33,201 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:33,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:33,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 22:02:33,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:34,184 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:02:34,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-05 22:02:36,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:36,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 78 states and 90 transitions. [2024-12-05 22:02:36,382 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 90 transitions. [2024-12-05 22:02:36,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-05 22:02:36,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:36,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:36,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:36,384 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:36,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-05 22:02:37,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:37,657 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:38,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:38,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:02:38,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:38,385 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-05 22:02:38,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-05 22:02:38,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:38,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 80 states and 91 transitions. [2024-12-05 22:02:38,963 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 91 transitions. [2024-12-05 22:02:38,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-05 22:02:38,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:38,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:38,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:38,965 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:38,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-05 22:02:40,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:40,194 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:40,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 735 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:02:40,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:41,374 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:02:41,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-05 22:02:43,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:43,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 83 states and 96 transitions. [2024-12-05 22:02:43,760 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 96 transitions. [2024-12-05 22:02:43,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-05 22:02:43,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:43,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:43,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:43,762 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:43,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-05 22:02:45,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:45,168 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:45,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:45,744 INFO L256 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:02:45,745 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:45,912 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-12-05 22:02:45,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-05 22:02:46,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:46,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 85 states and 97 transitions. [2024-12-05 22:02:46,540 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 97 transitions. [2024-12-05 22:02:46,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-05 22:02:46,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:46,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:46,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:46,542 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:46,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-05 22:02:48,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:48,009 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:48,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 22:02:48,465 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:48,992 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:02:49,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-05 22:02:51,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:51,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 88 states and 102 transitions. [2024-12-05 22:02:51,593 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 102 transitions. [2024-12-05 22:02:51,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 22:02:51,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:51,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:51,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:51,594 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:51,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-05 22:02:53,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:53,063 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:53,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:53,488 INFO L256 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:02:53,489 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:53,669 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2024-12-05 22:02:53,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-05 22:02:54,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:54,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 90 states and 103 transitions. [2024-12-05 22:02:54,268 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 103 transitions. [2024-12-05 22:02:54,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 22:02:54,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:54,268 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:54,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:54,269 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:54,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-05 22:02:55,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:55,788 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:56,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:56,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:02:56,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:56,889 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:02:56,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-05 22:02:59,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:59,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 93 states and 108 transitions. [2024-12-05 22:02:59,665 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 108 transitions. [2024-12-05 22:02:59,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-05 22:02:59,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:59,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:59,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:59,668 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:59,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-05 22:03:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:01,175 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:03:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:01,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:03:01,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:01,828 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-12-05 22:03:01,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-05 22:03:02,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:02,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 95 states and 109 transitions. [2024-12-05 22:03:02,541 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2024-12-05 22:03:02,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-05 22:03:02,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:02,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:02,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:03:02,543 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:03:02,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-05 22:03:04,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:04,098 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:03:04,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:04,558 INFO L256 TraceCheckSpWp]: Trace formula consists of 774 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:03:04,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:05,200 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:03:05,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-05 22:03:08,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:08,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 98 states and 114 transitions. [2024-12-05 22:03:08,237 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 114 transitions. [2024-12-05 22:03:08,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-05 22:03:08,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:08,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:08,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:03:08,239 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:03:08,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-05 22:03:09,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:09,800 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:03:10,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:10,243 INFO L256 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:03:10,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:10,475 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2024-12-05 22:03:10,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-05 22:03:11,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:11,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 100 states and 115 transitions. [2024-12-05 22:03:11,221 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 115 transitions. [2024-12-05 22:03:11,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-05 22:03:11,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:11,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:11,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:03:11,223 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:03:11,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-05 22:03:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:12,934 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:03:13,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:13,439 INFO L256 TraceCheckSpWp]: Trace formula consists of 787 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 22:03:13,440 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:14,136 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:03:14,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-05 22:03:17,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:17,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 103 states and 120 transitions. [2024-12-05 22:03:17,339 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 120 transitions. [2024-12-05 22:03:17,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-05 22:03:17,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:17,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:17,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:03:17,341 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:03:17,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-05 22:03:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:19,027 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:03:19,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:19,481 INFO L256 TraceCheckSpWp]: Trace formula consists of 791 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:03:19,482 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:19,742 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-05 22:03:19,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-05 22:03:20,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:20,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 105 states and 121 transitions. [2024-12-05 22:03:20,520 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2024-12-05 22:03:20,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-05 22:03:20,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:20,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:20,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:03:20,522 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:03:20,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-05 22:03:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:22,254 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:03:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:22,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 800 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:03:22,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:23,461 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:03:23,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-05 22:03:26,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:26,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 106 states and 122 transitions. [2024-12-05 22:03:26,882 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 122 transitions. [2024-12-05 22:03:26,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-05 22:03:26,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:26,882 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:26,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:03:26,884 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:03:26,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-05 22:08:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:08:46,048 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:14:06,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:14:17,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:14:17,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Forceful destruction successful, exit code 0 [2024-12-05 22:14:18,000 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) [2024-12-05 22:14:18,004 INFO L158 Benchmark]: Toolchain (without parser) took 769584.87ms. Allocated memory was 92.3MB in the beginning and 167.8MB in the end (delta: 75.5MB). Free memory was 66.2MB in the beginning and 32.7MB in the end (delta: 33.5MB). Peak memory consumption was 107.1MB. Max. memory is 16.1GB. [2024-12-05 22:14:18,004 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:14:18,004 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1154.75ms. Allocated memory is still 92.3MB. Free memory was 66.0MB in the beginning and 51.9MB in the end (delta: 14.1MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2024-12-05 22:14:18,004 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.61ms. Allocated memory is still 92.3MB. Free memory was 51.9MB in the beginning and 43.4MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:14:18,005 INFO L158 Benchmark]: Boogie Preprocessor took 81.54ms. Allocated memory is still 92.3MB. Free memory was 43.4MB in the beginning and 34.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:14:18,005 INFO L158 Benchmark]: RCFGBuilder took 1707.65ms. Allocated memory was 92.3MB in the beginning and 167.8MB in the end (delta: 75.5MB). Free memory was 34.1MB in the beginning and 69.5MB in the end (delta: -35.5MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2024-12-05 22:14:18,005 INFO L158 Benchmark]: CodeCheck took 766554.55ms. Allocated memory is still 167.8MB. Free memory was 69.5MB in the beginning and 32.7MB in the end (delta: 36.8MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2024-12-05 22:14:18,007 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 0.33ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1154.75ms. Allocated memory is still 92.3MB. Free memory was 66.0MB in the beginning and 51.9MB in the end (delta: 14.1MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.61ms. Allocated memory is still 92.3MB. Free memory was 51.9MB in the beginning and 43.4MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.54ms. Allocated memory is still 92.3MB. Free memory was 43.4MB in the beginning and 34.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1707.65ms. Allocated memory was 92.3MB in the beginning and 167.8MB in the end (delta: 75.5MB). Free memory was 34.1MB in the beginning and 69.5MB in the end (delta: -35.5MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * CodeCheck took 766554.55ms. Allocated memory is still 167.8MB. Free memory was 69.5MB in the beginning and 32.7MB in the end (delta: 36.8MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:14:18,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c936e7b-8e61-47d6-b23d-9b48ff1829a7/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown