./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label21.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk --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 09d063705287b401285699bfa86431b1230e05d127a376405f72545cb8e31896 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:27:49,403 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:27:49,522 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:27:49,532 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:27:49,532 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:27:49,585 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:27:49,586 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:27:49,589 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:27:49,590 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:27:49,591 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:27:49,591 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:27:49,592 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:27:49,604 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:27:49,605 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:27:49,605 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:27:49,605 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:27:49,606 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:27:49,606 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:27:49,606 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:27:49,607 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:27:49,607 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:27:49,612 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:27:49,612 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:27:49,613 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:27:49,613 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:27:49,613 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:27:49,613 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:27:49,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:27:49,614 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:27:49,614 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:27:49,615 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:27:49,619 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:27:49,619 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:27:49,619 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 09d063705287b401285699bfa86431b1230e05d127a376405f72545cb8e31896 [2024-11-08 22:27:49,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:27:50,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:27:50,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:27:50,025 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:27:50,026 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:27:50,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/eca-rers2012/Problem11_label21.c Unable to find full path for "g++" [2024-11-08 22:27:52,370 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:27:52,895 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:27:52,896 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/sv-benchmarks/c/eca-rers2012/Problem11_label21.c [2024-11-08 22:27:52,939 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk/data/3011b9a39/95813525762343a68cd6fdfa10f5f92f/FLAG2fcc29626 [2024-11-08 22:27:52,966 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk/data/3011b9a39/95813525762343a68cd6fdfa10f5f92f [2024-11-08 22:27:52,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:27:52,974 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:27:52,975 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:27:52,975 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:27:52,982 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:27:52,986 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:27:52" (1/1) ... [2024-11-08 22:27:52,987 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17e8ff17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:52, skipping insertion in model container [2024-11-08 22:27:52,988 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:27:52" (1/1) ... [2024-11-08 22:27:53,076 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:27:53,375 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_f09ed9df-d4de-4632-8d8a-b136216ae281/sv-benchmarks/c/eca-rers2012/Problem11_label21.c[3545,3558] [2024-11-08 22:27:53,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:27:53,882 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:27:53,922 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_f09ed9df-d4de-4632-8d8a-b136216ae281/sv-benchmarks/c/eca-rers2012/Problem11_label21.c[3545,3558] [2024-11-08 22:27:54,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:27:54,164 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:27:54,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:54 WrapperNode [2024-11-08 22:27:54,165 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:27:54,166 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:27:54,167 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:27:54,167 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:27:54,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:54" (1/1) ... [2024-11-08 22:27:54,221 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:54" (1/1) ... [2024-11-08 22:27:54,436 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2024-11-08 22:27:54,437 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:27:54,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:27:54,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:27:54,438 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:27:54,450 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:54" (1/1) ... [2024-11-08 22:27:54,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:54" (1/1) ... [2024-11-08 22:27:54,470 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:54" (1/1) ... [2024-11-08 22:27:54,470 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:54" (1/1) ... [2024-11-08 22:27:54,566 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:54" (1/1) ... [2024-11-08 22:27:54,579 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:54" (1/1) ... [2024-11-08 22:27:54,601 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:54" (1/1) ... [2024-11-08 22:27:54,621 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:54" (1/1) ... [2024-11-08 22:27:54,637 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:27:54,638 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:27:54,642 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:27:54,642 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:27:54,643 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:54" (1/1) ... [2024-11-08 22:27:54,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:27:54,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:27:54,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:27:54,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:27:54,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:27:54,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:27:54,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:27:54,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:27:54,827 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:27:54,829 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:27:57,049 INFO L? ?]: Removed 129 outVars from TransFormulas that were not future-live. [2024-11-08 22:27:57,049 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:28:03,687 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:28:03,688 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:28:03,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:03 BoogieIcfgContainer [2024-11-08 22:28:03,688 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:28:03,689 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:28:03,690 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:28:03,700 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:28:03,700 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:03" (1/1) ... [2024-11-08 22:28:03,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:28:03,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:03,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-08 22:28:03,780 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-08 22:28:03,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 22:28:03,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:03,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:03,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:04,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:04,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:04,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-08 22:28:04,221 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-08 22:28:04,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:28:04,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:04,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:04,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:46,596 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:47,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:47,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2024-11-08 22:28:47,015 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2024-11-08 22:28:47,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:28:47,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:47,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:47,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:30:18,665 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:30:19,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:30:19,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 30 states and 54 transitions. [2024-11-08 22:30:19,809 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 54 transitions. [2024-11-08 22:30:19,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:30:19,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:30:19,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:30:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:31:50,403 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:31:50,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:31:50,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2024-11-08 22:31:50,930 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2024-11-08 22:31:50,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:31:50,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:31:50,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:31:52,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:34:58,752 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:35:01,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:35:01,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 44 states and 97 transitions. [2024-11-08 22:35:01,818 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 97 transitions. [2024-11-08 22:35:01,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:35:01,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:35:01,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:35:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:07,104 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 22:36:07,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:07,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 48 states and 104 transitions. [2024-11-08 22:36:07,807 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 104 transitions. [2024-11-08 22:36:07,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:36:07,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:07,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:10,201 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 22:37:10,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:10,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 51 states and 107 transitions. [2024-11-08 22:37:10,562 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 107 transitions. [2024-11-08 22:37:10,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:37:10,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:10,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:11,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:26,084 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 22:38:26,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:26,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 54 states and 110 transitions. [2024-11-08 22:38:26,525 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 110 transitions. [2024-11-08 22:38:26,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:38:26,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:26,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:38,902 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 22:39:39,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:39,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 39 states and 86 transitions. [2024-11-08 22:39:39,239 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 86 transitions. [2024-11-08 22:39:39,239 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:39:39,240 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2024-11-08 22:39:39,248 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:39:39,977 INFO L77 FloydHoareUtils]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2024-11-08 22:39:39,979 INFO L77 FloydHoareUtils]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (not (let ((.cse0 (= ~a4~0 1))) (and (not (and (<= ~a25~0 10) .cse0 (<= ~a29~0 130))) (not (and (= ~a3~0 1) (= ~a8~0 15) (or (< 138 ~a23~0) (< 140 ~a29~0) (< (+ ~a23~0 42) 0) (not (= ~a25~0 11)) (not .cse0))))))) [2024-11-08 22:39:39,979 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:39:39,979 INFO L77 FloydHoareUtils]: At program point L1049(line 1049) the Hoare annotation is: (not (let ((.cse0 (= ~a4~0 1))) (and (not (and (<= ~a25~0 10) .cse0 (<= ~a29~0 130))) (not (and (= ~a3~0 1) (= ~a8~0 15) (or (< 138 ~a23~0) (< 140 ~a29~0) (< (+ ~a23~0 42) 0) (not (= ~a25~0 11)) (not .cse0))))))) [2024-11-08 22:39:39,980 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 88) no Hoare annotation was computed. [2024-11-08 22:39:39,980 INFO L77 FloydHoareUtils]: At program point L84-1(lines 32 1036) the Hoare annotation is: (not (let ((.cse0 (= ~a4~0 1))) (and (not (and (<= ~a25~0 10) .cse0 (<= ~a29~0 130))) (not (and (= ~a3~0 1) (= ~a8~0 15) (or (< 138 ~a23~0) (< 140 ~a29~0) (< (+ ~a23~0 42) 0) (not (= ~a25~0 11)) (not .cse0))))))) [2024-11-08 22:39:39,980 INFO L77 FloydHoareUtils]: At program point L87-1(lines 32 1036) the Hoare annotation is: (not (let ((.cse0 (= ~a4~0 1))) (and (not (and (<= ~a25~0 10) .cse0 (<= ~a29~0 130))) (not (and (= ~a3~0 1) (= ~a8~0 15) (or (< 138 ~a23~0) (< 140 ~a29~0) (< (+ ~a23~0 42) 0) (not (= ~a25~0 11)) (not .cse0))))))) [2024-11-08 22:39:39,980 INFO L75 FloydHoareUtils]: For program point L88(line 88) no Hoare annotation was computed. [2024-11-08 22:39:39,981 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:39:39,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:39:39 ImpRootNode [2024-11-08 22:39:40,000 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:39:40,000 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:39:40,000 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:39:40,001 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:39:40,001 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:03" (3/4) ... [2024-11-08 22:39:40,004 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:39:40,027 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 272 nodes and edges [2024-11-08 22:39:40,028 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-11-08 22:39:40,030 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 22:39:40,032 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:39:40,275 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:39:40,276 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:39:40,276 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:39:40,277 INFO L158 Benchmark]: Toolchain (without parser) took 707303.30ms. Allocated memory was 165.7MB in the beginning and 4.9GB in the end (delta: 4.7GB). Free memory was 135.3MB in the beginning and 4.5GB in the end (delta: -4.4GB). Peak memory consumption was 351.8MB. Max. memory is 16.1GB. [2024-11-08 22:39:40,277 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 127.9MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:39:40,278 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1190.05ms. Allocated memory is still 165.7MB. Free memory was 135.3MB in the beginning and 87.9MB in the end (delta: 47.4MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-11-08 22:39:40,278 INFO L158 Benchmark]: Boogie Procedure Inliner took 270.79ms. Allocated memory is still 165.7MB. Free memory was 87.9MB in the beginning and 120.7MB in the end (delta: -32.9MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-11-08 22:39:40,279 INFO L158 Benchmark]: Boogie Preprocessor took 199.33ms. Allocated memory is still 165.7MB. Free memory was 120.7MB in the beginning and 111.2MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:39:40,279 INFO L158 Benchmark]: RCFGBuilder took 9050.64ms. Allocated memory was 165.7MB in the beginning and 874.5MB in the end (delta: 708.8MB). Free memory was 111.2MB in the beginning and 362.1MB in the end (delta: -250.8MB). Peak memory consumption was 569.1MB. Max. memory is 16.1GB. [2024-11-08 22:39:40,279 INFO L158 Benchmark]: CodeCheck took 696310.44ms. Allocated memory was 874.5MB in the beginning and 4.9GB in the end (delta: 4.0GB). Free memory was 362.1MB in the beginning and 4.5GB in the end (delta: -4.2GB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:39:40,280 INFO L158 Benchmark]: Witness Printer took 275.68ms. Allocated memory is still 4.9GB. Free memory was 4.5GB in the beginning and 4.5GB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 22:39:40,282 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 1 procedures, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 695.5s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 504 SdHoareTripleChecker+Valid, 16.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 444 mSDsluCounter, 471 SdHoareTripleChecker+Invalid, 15.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 290 mSDsCounter, 218 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1392 IncrementalHoareTripleChecker+Invalid, 1610 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 218 mSolverCounterUnsat, 181 mSDtfsCounter, 1392 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1424 GetRequests, 1288 SyntacticMatches, 52 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3197 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 7.1s SatisfiabilityAnalysisTime, 680.7s InterpolantComputationTime, 133 NumberOfCodeBlocks, 133 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 1699 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 1 PerfectInterpolantSequences, 72/158 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 - PositiveResult [Line: 88]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: !(!(((a25 <= 10) && (a4 == 1)) && (a29 <= 130)) && !(((a3 == 1) && (a8 == 15)) && (((((138 < a23) || (140 < a29)) || (((long long) a23 + 42) < 0)) || (a25 != 11)) || (a4 != 1)))) - InvariantResult [Line: 32]: Location Invariant Derived location invariant: !(!(((a25 <= 10) && (a4 == 1)) && (a29 <= 130)) && !(((a3 == 1) && (a8 == 15)) && (((((138 < a23) || (140 < a29)) || (((long long) a23 + 42) < 0)) || (a25 != 11)) || (a4 != 1)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 127.9MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1190.05ms. Allocated memory is still 165.7MB. Free memory was 135.3MB in the beginning and 87.9MB in the end (delta: 47.4MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 270.79ms. Allocated memory is still 165.7MB. Free memory was 87.9MB in the beginning and 120.7MB in the end (delta: -32.9MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 199.33ms. Allocated memory is still 165.7MB. Free memory was 120.7MB in the beginning and 111.2MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 9050.64ms. Allocated memory was 165.7MB in the beginning and 874.5MB in the end (delta: 708.8MB). Free memory was 111.2MB in the beginning and 362.1MB in the end (delta: -250.8MB). Peak memory consumption was 569.1MB. Max. memory is 16.1GB. * CodeCheck took 696310.44ms. Allocated memory was 874.5MB in the beginning and 4.9GB in the end (delta: 4.0GB). Free memory was 362.1MB in the beginning and 4.5GB in the end (delta: -4.2GB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 275.68ms. Allocated memory is still 4.9GB. Free memory was 4.5GB in the beginning and 4.5GB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 22:39:40,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09ed9df-d4de-4632-8d8a-b136216ae281/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE