./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-nonlinear/color-magicseries2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/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_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/color-magicseries2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d15aec57dd944c61a9658e23d5b93f8470065b578c8a8700a65dfdb81c38b06c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:51:51,357 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:51:51,410 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:51:51,415 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:51:51,415 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:51:51,435 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:51:51,436 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:51:51,436 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:51:51,436 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:51:51,436 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:51:51,436 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:51:51,437 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:51:51,437 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:51:51,437 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:51:51,437 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:51:51,437 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:51:51,437 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:51:51,437 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:51:51,437 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:51:51,437 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:51:51,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:51:51,437 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:51:51,437 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:51:51,438 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:51:51,438 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:51:51,438 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:51:51,438 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:51:51,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:51:51,438 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:51:51,438 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:51:51,438 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:51:51,438 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:51:51,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:51:51,438 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_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/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 ! call(reach_error())) ) 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d15aec57dd944c61a9658e23d5b93f8470065b578c8a8700a65dfdb81c38b06c [2024-12-06 02:51:51,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:51:51,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:51:51,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:51:51,666 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:51:51,667 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:51:51,668 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-nonlinear/color-magicseries2.c [2024-12-06 02:51:54,315 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/data/bbbe06ba3/02acd371d1734a9abf3079663679e83d/FLAG9357c4ddf [2024-12-06 02:51:54,500 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:51:54,500 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/sv-benchmarks/c/floats-nonlinear/color-magicseries2.c [2024-12-06 02:51:54,507 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/data/bbbe06ba3/02acd371d1734a9abf3079663679e83d/FLAG9357c4ddf [2024-12-06 02:51:54,522 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/data/bbbe06ba3/02acd371d1734a9abf3079663679e83d [2024-12-06 02:51:54,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:51:54,526 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:51:54,527 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:51:54,527 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:51:54,531 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:51:54,532 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:51:54" (1/1) ... [2024-12-06 02:51:54,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1132f542 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:54, skipping insertion in model container [2024-12-06 02:51:54,533 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:51:54" (1/1) ... [2024-12-06 02:51:54,547 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:51:54,677 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/sv-benchmarks/c/floats-nonlinear/color-magicseries2.c[619,632] [2024-12-06 02:51:54,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:51:54,708 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:51:54,717 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/sv-benchmarks/c/floats-nonlinear/color-magicseries2.c[619,632] [2024-12-06 02:51:54,726 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:51:54,740 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:51:54,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:54 WrapperNode [2024-12-06 02:51:54,741 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:51:54,742 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:51:54,742 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:51:54,742 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:51:54,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:54" (1/1) ... [2024-12-06 02:51:54,755 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:54" (1/1) ... [2024-12-06 02:51:54,773 INFO L138 Inliner]: procedures = 20, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 136 [2024-12-06 02:51:54,773 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:51:54,774 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:51:54,774 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:51:54,774 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:51:54,781 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:54" (1/1) ... [2024-12-06 02:51:54,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:54" (1/1) ... [2024-12-06 02:51:54,783 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:54" (1/1) ... [2024-12-06 02:51:54,783 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:54" (1/1) ... [2024-12-06 02:51:54,788 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:54" (1/1) ... [2024-12-06 02:51:54,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:54" (1/1) ... [2024-12-06 02:51:54,792 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:54" (1/1) ... [2024-12-06 02:51:54,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:54" (1/1) ... [2024-12-06 02:51:54,794 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:54" (1/1) ... [2024-12-06 02:51:54,796 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:51:54,797 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:51:54,797 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:51:54,797 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:51:54,797 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:54" (1/1) ... [2024-12-06 02:51:54,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:51:54,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:51:54,825 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:51:54,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:51:54,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:51:54,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:51:54,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:51:54,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-12-06 02:51:54,851 INFO L130 BoogieDeclarations]: Found specification of procedure check_domain [2024-12-06 02:51:54,851 INFO L138 BoogieDeclarations]: Found implementation of procedure check_domain [2024-12-06 02:51:54,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:51:54,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:51:54,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-12-06 02:51:54,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:51:54,915 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:51:54,917 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:51:55,087 INFO L? ?]: Removed 45 outVars from TransFormulas that were not future-live. [2024-12-06 02:51:55,087 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:51:55,128 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:51:55,128 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:51:55,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:51:55 BoogieIcfgContainer [2024-12-06 02:51:55,128 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:51:55,129 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:51:55,129 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:51:55,137 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:51:55,138 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:51:55" (1/1) ... [2024-12-06 02:51:55,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:51:55,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:55,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2024-12-06 02:51:55,182 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2024-12-06 02:51:55,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 02:51:55,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:55,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:55,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:55,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:51:55,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:55,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2024-12-06 02:51:55,445 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2024-12-06 02:51:55,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:51:55,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:55,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:55,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:51:55,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:55,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2024-12-06 02:51:55,512 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2024-12-06 02:51:55,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 02:51:55,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:55,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:55,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:55,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:51:55,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:55,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2024-12-06 02:51:55,607 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2024-12-06 02:51:55,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:51:55,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:55,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:55,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:55,683 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:51:55,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:55,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2024-12-06 02:51:55,714 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2024-12-06 02:51:55,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:51:55,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:55,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:55,836 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 02:51:55,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:55,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2024-12-06 02:51:55,866 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2024-12-06 02:51:55,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 02:51:55,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:55,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:55,927 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 02:51:55,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:55,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 38 states and 49 transitions. [2024-12-06 02:51:55,961 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2024-12-06 02:51:55,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:51:55,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:55,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:55,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:56,015 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 02:51:56,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:56,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 51 transitions. [2024-12-06 02:51:56,050 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 51 transitions. [2024-12-06 02:51:56,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 02:51:56,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:56,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:56,122 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 02:51:56,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:56,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 40 states and 53 transitions. [2024-12-06 02:51:56,195 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 53 transitions. [2024-12-06 02:51:56,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 02:51:56,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:56,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:56,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:56,345 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 02:51:56,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:56,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 53 transitions. [2024-12-06 02:51:56,380 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2024-12-06 02:51:56,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 02:51:56,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:56,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:56,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:56,459 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 02:51:56,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:56,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 63 transitions. [2024-12-06 02:51:56,829 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2024-12-06 02:51:56,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 02:51:56,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:56,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:56,921 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-12-06 02:51:57,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:57,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 47 states and 64 transitions. [2024-12-06 02:51:57,062 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2024-12-06 02:51:57,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 02:51:57,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:57,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:57,145 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-12-06 02:51:57,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:57,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 48 states and 64 transitions. [2024-12-06 02:51:57,299 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 64 transitions. [2024-12-06 02:51:57,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 02:51:57,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:57,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:57,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:57,397 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-12-06 02:51:57,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:57,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 53 states and 73 transitions. [2024-12-06 02:51:57,871 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2024-12-06 02:51:57,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 02:51:57,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:57,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:57,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:57,928 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 02:51:58,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:58,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 54 states and 74 transitions. [2024-12-06 02:51:58,068 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2024-12-06 02:51:58,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 02:51:58,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:58,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:58,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:58,130 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 53 proven. 6 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 02:51:58,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:58,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2024-12-06 02:51:58,293 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2024-12-06 02:51:58,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 02:51:58,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:58,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:58,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:58,425 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-12-06 02:51:58,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:58,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 60 states and 82 transitions. [2024-12-06 02:51:58,977 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2024-12-06 02:51:58,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 02:51:58,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:58,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:59,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:59,067 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 79 proven. 3 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-06 02:51:59,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:59,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 61 states and 83 transitions. [2024-12-06 02:51:59,237 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 83 transitions. [2024-12-06 02:51:59,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 02:51:59,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:59,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:59,325 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 92 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-06 02:51:59,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:59,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 62 states and 83 transitions. [2024-12-06 02:51:59,501 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2024-12-06 02:51:59,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 02:51:59,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:59,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:59,590 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 52 proven. 3 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-12-06 02:51:59,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:59,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 63 states and 84 transitions. [2024-12-06 02:51:59,744 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 84 transitions. [2024-12-06 02:51:59,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-06 02:51:59,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:59,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:51:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:59,823 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 67 proven. 6 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-12-06 02:51:59,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:59,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2024-12-06 02:51:59,975 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2024-12-06 02:51:59,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 02:51:59,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:59,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:52:00,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:52:00,017 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:52:00,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:52:00,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:52:00,142 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:52:00,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:52:00,229 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 21 iterations. [2024-12-06 02:52:00,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:52:00 ImpRootNode [2024-12-06 02:52:00,267 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:52:00,268 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:52:00,268 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:52:00,268 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:52:00,268 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:51:55" (3/4) ... [2024-12-06 02:52:00,270 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 02:52:00,271 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:52:00,272 INFO L158 Benchmark]: Toolchain (without parser) took 5746.25ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 117.5MB in the beginning and 178.0MB in the end (delta: -60.5MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. [2024-12-06 02:52:00,272 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:52:00,273 INFO L158 Benchmark]: CACSL2BoogieTranslator took 214.37ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 105.8MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:52:00,273 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.54ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:52:00,273 INFO L158 Benchmark]: Boogie Preprocessor took 22.14ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 103.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:52:00,274 INFO L158 Benchmark]: RCFGBuilder took 331.98ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 86.3MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:52:00,274 INFO L158 Benchmark]: CodeCheck took 5138.27ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 86.3MB in the beginning and 178.1MB in the end (delta: -91.7MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2024-12-06 02:52:00,275 INFO L158 Benchmark]: Witness Printer took 3.44ms. Allocated memory is still 285.2MB. Free memory was 178.1MB in the beginning and 178.0MB in the end (delta: 37.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:52:00,276 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 29 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.1s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1519 SdHoareTripleChecker+Valid, 3.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 131 mSDsluCounter, 532 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1051 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1936 IncrementalHoareTripleChecker+Invalid, 2987 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1051 mSolverCounterUnsat, 532 mSDtfsCounter, 1936 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4676 GetRequests, 4549 SyntacticMatches, 21 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3383 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 813 NumberOfCodeBlocks, 813 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 735 ConstructedInterpolants, 0 QuantifiedInterpolants, 901 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 8 PerfectInterpolantSequences, 1033/1154 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 20]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 37, overapproximation of someBinaryDOUBLEComparisonOperation at line 38, overapproximation of someBinaryDOUBLEComparisonOperation at line 46, overapproximation of someBinaryDOUBLEComparisonOperation at line 28. Possible FailurePath: [L56] double x, y, z, w; [L57] x = __VERIFIER_nondet_double() [L58] y = __VERIFIER_nondet_double() [L59] z = __VERIFIER_nondet_double() [L60] w = __VERIFIER_nondet_double() [L61] CALL, EXPR solve(x, y, z, w) [L44] CALL, EXPR check_domain(s0) VAL [\old(x)=2] [L28] COND TRUE x >= 0.0 && x <= 4.0 [L28] return 1; [L44] RET, EXPR check_domain(s0) VAL [s0=2] [L44] EXPR check_domain(s0) && check_domain(s1) VAL [s0=2] [L44] CALL, EXPR check_domain(s1) VAL [\old(x)=5] [L28] COND TRUE x >= 0.0 && x <= 4.0 [L28] return 1; [L44] RET, EXPR check_domain(s1) VAL [s0=2, s1=5] [L44] EXPR check_domain(s0) && check_domain(s1) VAL [s0=2, s1=5] [L44] EXPR check_domain(s0) && check_domain(s1) && check_domain(s2) VAL [s0=2, s1=5] [L44] CALL, EXPR check_domain(s2) VAL [\old(x)=3] [L28] COND TRUE x >= 0.0 && x <= 4.0 [L28] return 1; [L44] RET, EXPR check_domain(s2) VAL [s0=2, s1=5, s2=3] [L44] EXPR check_domain(s0) && check_domain(s1) && check_domain(s2) VAL [s0=2, s1=5, s2=3] [L44-L45] check_domain(s0) && check_domain(s1) && check_domain(s2) && check_domain(s3) VAL [s0=2, s1=5, s2=3] [L45] CALL, EXPR check_domain(s3) VAL [\old(x)=4] [L28] COND TRUE x >= 0.0 && x <= 4.0 [L28] return 1; [L45] RET, EXPR check_domain(s3) VAL [s0=2, s1=5, s2=3, s3=4] [L44-L45] check_domain(s0) && check_domain(s1) && check_domain(s2) && check_domain(s3) VAL [s0=2, s1=5, s2=3, s3=4] [L44-L45] COND TRUE check_domain(s0) && check_domain(s1) && check_domain(s2) && check_domain(s3) [L46-L47] s0 + s1 + s2 + s3 == 4 && s0 * 0 + s1 * 1 + s2 * 2 + s3 * 3 == 4 && check_sum(s0, s1, s2, s3) [L47] CALL, EXPR check_sum(s0, s1, s2, s3) [L33] double s[4] = {s0, s1, s2, s3}; [L34] int i = 0; VAL [i=0, s={4:0}] [L34] COND TRUE i < 4 [L35] int sum = 0; [L36] int j = 0; VAL [i=0, j=0, s={4:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND TRUE s[j] == i [L37] sum++ [L36] j++ VAL [i=0, j=1, s={4:0}, sum=1] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND TRUE s[j] == i [L37] sum++ [L36] j++ VAL [i=0, j=2, s={4:0}, sum=2] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=0, j=3, s={4:0}, sum=2] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=0, j=4, s={4:0}, sum=2] [L36] COND FALSE !(j < 4) [L38] EXPR s[i] VAL [i=0, s={4:0}, sum=2] [L38] COND FALSE !(sum != s[i]) [L34] i++ VAL [i=1, s={4:0}] [L34] COND TRUE i < 4 [L35] int sum = 0; [L36] int j = 0; VAL [i=1, j=0, s={4:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=1, j=1, s={4:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=1, j=2, s={4:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=1, j=3, s={4:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=1, j=4, s={4:0}, sum=0] [L36] COND FALSE !(j < 4) [L38] EXPR s[i] VAL [i=1, s={4:0}, sum=0] [L38] COND FALSE !(sum != s[i]) [L34] i++ VAL [i=2, s={4:0}] [L34] COND TRUE i < 4 [L35] int sum = 0; [L36] int j = 0; VAL [i=2, j=0, s={4:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=2, j=1, s={4:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=2, j=2, s={4:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=2, j=3, s={4:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=2, j=4, s={4:0}, sum=0] [L36] COND FALSE !(j < 4) [L38] EXPR s[i] VAL [i=2, s={4:0}, sum=0] [L38] COND FALSE !(sum != s[i]) [L34] i++ VAL [i=3, s={4:0}] [L34] COND TRUE i < 4 [L35] int sum = 0; [L36] int j = 0; VAL [i=3, j=0, s={4:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=3, j=1, s={4:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=3, j=2, s={4:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=3, j=3, s={4:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=3, j=4, s={4:0}, sum=0] [L36] COND FALSE !(j < 4) [L38] EXPR s[i] VAL [i=3, s={4:0}, sum=0] [L38] COND FALSE !(sum != s[i]) [L34] i++ VAL [i=4, s={4:0}] [L34] COND FALSE !(i < 4) [L40] return 1; [L33] double s[4] = {s0, s1, s2, s3}; [L40] return 1; VAL [\result=1] [L47] RET, EXPR check_sum(s0, s1, s2, s3) [L46-L47] s0 + s1 + s2 + s3 == 4 && s0 * 0 + s1 * 1 + s2 * 2 + s3 * 3 == 4 && check_sum(s0, s1, s2, s3) [L46-L47] COND TRUE s0 + s1 + s2 + s3 == 4 && s0 * 0 + s1 * 1 + s2 * 2 + s3 * 3 == 4 && check_sum(s0, s1, s2, s3) [L48] return 1; VAL [\result=1] [L61] RET, EXPR solve(x, y, z, w) [L61] CALL __VERIFIER_assert(!solve(x, y, z, w)) [L18] COND TRUE !(cond) [L20] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 214.37ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 105.8MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.54ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.14ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 103.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 331.98ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 86.3MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 5138.27ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 86.3MB in the beginning and 178.1MB in the end (delta: -91.7MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. * Witness Printer took 3.44ms. Allocated memory is still 285.2MB. Free memory was 178.1MB in the beginning and 178.0MB in the end (delta: 37.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 02:52:00,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/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_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/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_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/color-magicseries2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d15aec57dd944c61a9658e23d5b93f8470065b578c8a8700a65dfdb81c38b06c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:52:02,194 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:52:02,272 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:52:02,298 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:52:02,299 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:52:02,299 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:52:02,299 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:52:02,299 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:52:02,300 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:52:02,300 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:52:02,300 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:52:02,300 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:52:02,300 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:52:02,300 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:52:02,300 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:52:02,300 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:52:02,300 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:52:02,300 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:52:02,300 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:52:02,301 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:52:02,301 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:52:02,301 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:52:02,301 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:52:02,301 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:52:02,301 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:52:02,301 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:52:02,301 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:02,301 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:52:02,301 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:52:02,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:52:02,302 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:52:02,302 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:52:02,302 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:52:02,302 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:52:02,302 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:02,302 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:52:02,302 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_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/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 ! call(reach_error())) ) 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d15aec57dd944c61a9658e23d5b93f8470065b578c8a8700a65dfdb81c38b06c [2024-12-06 02:52:02,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:52:02,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:52:02,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:52:02,549 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:52:02,550 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:52:02,551 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-nonlinear/color-magicseries2.c [2024-12-06 02:52:05,204 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/data/8e122a38e/1a55e37f21384b9ab576da1adc6ed829/FLAG47f93e94a [2024-12-06 02:52:05,380 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:52:05,380 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/sv-benchmarks/c/floats-nonlinear/color-magicseries2.c [2024-12-06 02:52:05,389 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/data/8e122a38e/1a55e37f21384b9ab576da1adc6ed829/FLAG47f93e94a [2024-12-06 02:52:05,402 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/data/8e122a38e/1a55e37f21384b9ab576da1adc6ed829 [2024-12-06 02:52:05,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:52:05,405 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:52:05,407 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:52:05,407 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:52:05,410 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:52:05,411 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:52:05" (1/1) ... [2024-12-06 02:52:05,411 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cbc03a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:05, skipping insertion in model container [2024-12-06 02:52:05,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:52:05" (1/1) ... [2024-12-06 02:52:05,422 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:52:05,523 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/sv-benchmarks/c/floats-nonlinear/color-magicseries2.c[619,632] [2024-12-06 02:52:05,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:52:05,556 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:52:05,563 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/sv-benchmarks/c/floats-nonlinear/color-magicseries2.c[619,632] [2024-12-06 02:52:05,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:52:05,588 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:52:05,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:05 WrapperNode [2024-12-06 02:52:05,589 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:52:05,589 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:52:05,590 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:52:05,590 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:52:05,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:05" (1/1) ... [2024-12-06 02:52:05,601 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:05" (1/1) ... [2024-12-06 02:52:05,621 INFO L138 Inliner]: procedures = 21, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 131 [2024-12-06 02:52:05,621 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:52:05,622 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:52:05,622 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:52:05,622 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:52:05,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:05" (1/1) ... [2024-12-06 02:52:05,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:05" (1/1) ... [2024-12-06 02:52:05,632 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:05" (1/1) ... [2024-12-06 02:52:05,632 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:05" (1/1) ... [2024-12-06 02:52:05,640 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:05" (1/1) ... [2024-12-06 02:52:05,641 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:05" (1/1) ... [2024-12-06 02:52:05,644 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:05" (1/1) ... [2024-12-06 02:52:05,646 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:05" (1/1) ... [2024-12-06 02:52:05,647 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:05" (1/1) ... [2024-12-06 02:52:05,650 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:52:05,651 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:52:05,651 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:52:05,651 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:52:05,651 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:05" (1/1) ... [2024-12-06 02:52:05,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:52:05,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:52:05,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:52:05,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:52:05,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:52:05,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-12-06 02:52:05,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:52:05,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:52:05,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-12-06 02:52:05,706 INFO L130 BoogieDeclarations]: Found specification of procedure check_domain [2024-12-06 02:52:05,706 INFO L138 BoogieDeclarations]: Found implementation of procedure check_domain [2024-12-06 02:52:05,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:52:05,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:52:05,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:52:05,775 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:52:05,776 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:52:16,393 INFO L? ?]: Removed 45 outVars from TransFormulas that were not future-live. [2024-12-06 02:52:16,393 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:52:16,441 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:52:16,442 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:52:16,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:52:16 BoogieIcfgContainer [2024-12-06 02:52:16,442 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:52:16,443 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:52:16,443 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:52:16,451 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:52:16,452 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:52:16" (1/1) ... [2024-12-06 02:52:16,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:52:16,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:16,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2024-12-06 02:52:16,500 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2024-12-06 02:52:16,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 02:52:16,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:16,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:16,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:16,506 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:16,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:52:16,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:16,635 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:16,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:16,665 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:52:16,670 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:16,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:52:16,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:52:16,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:16,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 31 states and 42 transitions. [2024-12-06 02:52:16,969 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2024-12-06 02:52:16,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:52:16,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:16,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:16,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:16,972 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:16,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:52:17,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:17,189 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:17,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:52:17,408 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:17,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:52:17,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:52:27,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:52:27,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:27,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 32 states and 43 transitions. [2024-12-06 02:52:27,762 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2024-12-06 02:52:27,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 02:52:27,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:27,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:27,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:27,764 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:27,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:52:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:27,998 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:28,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:28,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:52:28,171 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:28,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:52:28,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:52:28,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:28,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 34 states and 45 transitions. [2024-12-06 02:52:28,435 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 45 transitions. [2024-12-06 02:52:28,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:52:28,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:28,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:28,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:28,438 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:28,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:52:28,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:28,661 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:28,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:28,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:52:28,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:28,960 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:52:28,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:52:29,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:29,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 36 states and 47 transitions. [2024-12-06 02:52:29,140 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 47 transitions. [2024-12-06 02:52:29,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:52:29,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:29,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:29,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:29,142 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:29,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:52:29,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:29,783 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:29,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:29,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:52:29,965 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:30,126 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 02:52:30,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 02:52:30,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:30,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 48 transitions. [2024-12-06 02:52:30,307 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2024-12-06 02:52:30,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 02:52:30,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:30,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:30,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:30,310 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:30,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:52:31,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:31,064 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:31,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:52:31,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:31,421 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 02:52:31,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:52:31,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:31,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 38 states and 50 transitions. [2024-12-06 02:52:31,744 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 50 transitions. [2024-12-06 02:52:31,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:52:31,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:31,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:31,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:31,746 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:31,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 02:52:32,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:32,521 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:32,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:32,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:52:32,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:32,907 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 02:52:32,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 02:52:33,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:33,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 39 states and 52 transitions. [2024-12-06 02:52:33,258 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2024-12-06 02:52:33,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 02:52:33,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:33,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:33,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:33,260 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:33,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 02:52:34,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:34,218 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:34,448 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:52:34,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:34,682 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 02:52:34,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 02:52:35,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:35,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 40 states and 53 transitions. [2024-12-06 02:52:35,714 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 53 transitions. [2024-12-06 02:52:35,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 02:52:35,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:35,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:35,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:35,717 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:35,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 02:52:36,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:36,578 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:36,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 02:52:36,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:37,889 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 02:52:37,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 02:52:39,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:39,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 53 transitions. [2024-12-06 02:52:39,052 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2024-12-06 02:52:39,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 02:52:39,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:39,053 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:39,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:39,055 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:39,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 02:52:39,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:39,945 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:40,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:40,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:52:40,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:40,547 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 02:52:40,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 02:52:46,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:46,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2024-12-06 02:52:46,249 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2024-12-06 02:52:46,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 02:52:46,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:46,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:46,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:46,251 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:46,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 02:52:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:47,211 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:47,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:52:47,483 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:47,923 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-12-06 02:52:47,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 02:52:49,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:49,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2024-12-06 02:52:49,944 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2024-12-06 02:52:49,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 02:52:49,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:49,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:49,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:49,947 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:49,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 02:52:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:50,947 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:51,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:51,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:52:51,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:51,259 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-12-06 02:52:51,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 02:52:53,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:53,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 48 states and 63 transitions. [2024-12-06 02:52:53,196 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2024-12-06 02:52:53,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 02:52:53,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:53,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:53,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:53,198 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:53,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 02:52:54,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:54,221 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:54,512 INFO L256 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:52:54,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:55,026 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 02:52:55,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 02:52:57,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:57,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2024-12-06 02:52:57,307 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2024-12-06 02:52:57,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:52:57,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:57,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:57,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:57,310 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:57,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 02:52:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:58,367 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:58,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:58,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:52:58,633 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:58,701 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-12-06 02:52:58,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 02:53:00,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:53:00,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 50 states and 65 transitions. [2024-12-06 02:53:00,987 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2024-12-06 02:53:00,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 02:53:00,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:53:00,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:53:00,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:53:00,989 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:53:00,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 02:53:02,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:53:02,046 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:53:02,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:53:02,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:53:02,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:53:03,089 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 02:53:03,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 02:53:15,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:53:15,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2024-12-06 02:53:15,499 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2024-12-06 02:53:15,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 02:53:15,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:53:15,500 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:53:15,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:53:15,502 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:53:15,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 02:53:16,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:53:16,704 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:53:16,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:53:17,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:53:17,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:53:18,071 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-12-06 02:53:18,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 02:53:33,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:53:33,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2024-12-06 02:53:33,023 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2024-12-06 02:53:33,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 02:53:33,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:53:33,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:53:33,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:53:33,025 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:53:33,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c46e3cb-c32b-4ed6-bbb3-7ff67a261148/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 02:53:38,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:53:38,460 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:53:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat