./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/bin/ukojak-verify-EEHR8qb7sm --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 60c0fa34c18dde6742c3bd779d2643fe781c7455d58a961a280a354d3d1e679c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:44:39,888 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:44:39,982 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:44:39,988 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:44:39,988 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:44:40,012 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:44:40,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:44:40,014 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:44:40,015 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:44:40,015 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:44:40,016 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:44:40,016 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:44:40,017 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:44:40,017 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:44:40,017 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:44:40,017 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:44:40,017 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:44:40,017 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:44:40,017 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:44:40,018 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:44:40,018 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:44:40,018 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:44:40,018 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:44:40,018 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:44:40,018 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:44:40,018 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:44:40,019 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:44:40,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:44:40,019 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:44:40,019 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:44:40,019 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:44:40,019 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:44:40,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:44:40,019 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_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/bin/ukojak-verify-EEHR8qb7sm 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 -> 60c0fa34c18dde6742c3bd779d2643fe781c7455d58a961a280a354d3d1e679c [2024-11-13 16:44:40,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:44:40,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:44:40,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:44:40,400 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:44:40,403 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:44:40,404 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem14_label32.c Unable to find full path for "g++" [2024-11-13 16:44:42,569 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:44:43,040 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:44:43,041 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/sv-benchmarks/c/eca-rers2012/Problem14_label32.c [2024-11-13 16:44:43,055 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/bin/ukojak-verify-EEHR8qb7sm/data/72123f200/647b717a820e4b279d55fadc1a3fa253/FLAG5d33cab6c [2024-11-13 16:44:43,071 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/bin/ukojak-verify-EEHR8qb7sm/data/72123f200/647b717a820e4b279d55fadc1a3fa253 [2024-11-13 16:44:43,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:44:43,075 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:44:43,077 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:44:43,077 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:44:43,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:44:43,084 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:44:43" (1/1) ... [2024-11-13 16:44:43,085 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2640164a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:43, skipping insertion in model container [2024-11-13 16:44:43,085 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:44:43" (1/1) ... [2024-11-13 16:44:43,155 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:44:43,436 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_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/sv-benchmarks/c/eca-rers2012/Problem14_label32.c[5661,5674] [2024-11-13 16:44:43,725 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:44:43,738 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:44:43,766 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_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/sv-benchmarks/c/eca-rers2012/Problem14_label32.c[5661,5674] [2024-11-13 16:44:43,897 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:44:43,912 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:44:43,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:43 WrapperNode [2024-11-13 16:44:43,913 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:44:43,914 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:44:43,914 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:44:43,915 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:44:43,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:43" (1/1) ... [2024-11-13 16:44:43,938 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:43" (1/1) ... [2024-11-13 16:44:44,011 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-11-13 16:44:44,011 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:44:44,012 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:44:44,012 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:44:44,012 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:44:44,022 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:43" (1/1) ... [2024-11-13 16:44:44,022 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:43" (1/1) ... [2024-11-13 16:44:44,033 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:43" (1/1) ... [2024-11-13 16:44:44,037 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:43" (1/1) ... [2024-11-13 16:44:44,079 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:43" (1/1) ... [2024-11-13 16:44:44,095 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:43" (1/1) ... [2024-11-13 16:44:44,104 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:43" (1/1) ... [2024-11-13 16:44:44,110 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:43" (1/1) ... [2024-11-13 16:44:44,130 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:44:44,131 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:44:44,131 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:44:44,131 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:44:44,132 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:43" (1/1) ... [2024-11-13 16:44:44,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:44:44,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:44:44,179 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:44:44,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:44:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:44:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:44:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:44:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:44:44,314 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:44:44,316 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:44:46,258 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-13 16:44:46,259 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:44:51,431 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:44:51,431 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:44:51,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:51 BoogieIcfgContainer [2024-11-13 16:44:51,432 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:44:51,433 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:44:51,433 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:44:51,443 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:44:51,443 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:51" (1/1) ... [2024-11-13 16:44:51,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:44:51,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:44:51,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 16:44:51,511 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 16:44:51,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 16:44:51,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:44:51,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:44:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:44:51,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:44:51,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:44:51,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-13 16:44:51,919 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-13 16:44:51,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 16:44:51,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:44:51,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:44:52,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:45:16,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:45:17,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:45:17,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2024-11-13 16:45:17,125 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2024-11-13 16:45:17,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 16:45:17,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:45:17,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:45:17,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:45:59,942 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:46:00,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:00,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 30 states and 54 transitions. [2024-11-13 16:46:00,931 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 54 transitions. [2024-11-13 16:46:00,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 16:46:00,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:00,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:01,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:40,517 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:46:40,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:40,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 31 states and 58 transitions. [2024-11-13 16:46:40,761 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 58 transitions. [2024-11-13 16:46:40,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 16:46:40,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:40,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:09,370 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 16:47:09,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:09,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 29 states and 56 transitions. [2024-11-13 16:47:09,723 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 56 transitions. [2024-11-13 16:47:09,724 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 16:47:09,724 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-11-13 16:47:09,734 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 16:47:09,978 INFO L77 FloydHoareUtils]: At program point L895(line 895) the Hoare annotation is: (or (< ~a12~0 12) (not (= ~a21~0 9)) (not (= ~a24~0 1)) (< 80 ~a12~0) (not (= ~a15~0 6))) [2024-11-13 16:47:09,978 INFO L77 FloydHoareUtils]: At program point L175-1(lines 30 882) the Hoare annotation is: (or (< ~a12~0 12) (not (= ~a21~0 9)) (not (= ~a24~0 1)) (< 80 ~a12~0) (not (= ~a15~0 6))) [2024-11-13 16:47:09,979 INFO L77 FloydHoareUtils]: At program point L178-1(lines 30 882) the Hoare annotation is: (or (< ~a12~0 12) (not (= ~a21~0 9)) (not (= ~a24~0 1)) (< 80 ~a12~0) (not (= ~a15~0 6))) [2024-11-13 16:47:09,979 INFO L75 FloydHoareUtils]: For program point L179(line 179) no Hoare annotation was computed. [2024-11-13 16:47:09,979 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 16:47:09,979 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 179) no Hoare annotation was computed. [2024-11-13 16:47:09,979 INFO L77 FloydHoareUtils]: At program point L884(lines 884 900) the Hoare annotation is: true [2024-11-13 16:47:09,979 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 16:47:09,979 INFO L77 FloydHoareUtils]: At program point L890-2(lines 890 899) the Hoare annotation is: (or (< ~a12~0 12) (not (= ~a21~0 9)) (not (= ~a24~0 1)) (< 80 ~a12~0) (not (= ~a15~0 6))) [2024-11-13 16:47:09,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:47:09 ImpRootNode [2024-11-13 16:47:09,991 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:47:09,992 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:47:09,992 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:47:09,992 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:47:09,993 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:51" (3/4) ... [2024-11-13 16:47:09,995 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 16:47:10,013 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 232 nodes and edges [2024-11-13 16:47:10,014 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-13 16:47:10,016 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 16:47:10,017 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 16:47:10,160 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 16:47:10,160 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 16:47:10,160 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:47:10,161 INFO L158 Benchmark]: Toolchain (without parser) took 147085.99ms. Allocated memory was 142.6MB in the beginning and 2.4GB in the end (delta: 2.2GB). Free memory was 101.8MB in the beginning and 916.2MB in the end (delta: -814.5MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-13 16:47:10,162 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:47:10,162 INFO L158 Benchmark]: CACSL2BoogieTranslator took 836.25ms. Allocated memory is still 142.6MB. Free memory was 101.4MB in the beginning and 70.1MB in the end (delta: 31.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 16:47:10,162 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.38ms. Allocated memory is still 142.6MB. Free memory was 70.1MB in the beginning and 60.8MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:47:10,163 INFO L158 Benchmark]: Boogie Preprocessor took 118.31ms. Allocated memory is still 142.6MB. Free memory was 60.5MB in the beginning and 55.1MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:47:10,163 INFO L158 Benchmark]: RCFGBuilder took 7301.30ms. Allocated memory was 142.6MB in the beginning and 612.4MB in the end (delta: 469.8MB). Free memory was 55.1MB in the beginning and 474.9MB in the end (delta: -419.8MB). Peak memory consumption was 344.6MB. Max. memory is 16.1GB. [2024-11-13 16:47:10,164 INFO L158 Benchmark]: CodeCheck took 138558.90ms. Allocated memory was 612.4MB in the beginning and 2.4GB in the end (delta: 1.8GB). Free memory was 474.9MB in the beginning and 928.8MB in the end (delta: -453.9MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-11-13 16:47:10,164 INFO L158 Benchmark]: Witness Printer took 168.36ms. Allocated memory is still 2.4GB. Free memory was 928.8MB in the beginning and 916.2MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:47:10,166 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: 138.3s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 152 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 126 mSDsluCounter, 143 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 82 mSDsCounter, 68 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 388 IncrementalHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 68 mSolverCounterUnsat, 61 mSDtfsCounter, 388 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 528 GetRequests, 464 SyntacticMatches, 12 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1244 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 135.1s InterpolantComputationTime, 57 NumberOfCodeBlocks, 57 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 52 ConstructedInterpolants, 0 QuantifiedInterpolants, 422 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 21/44 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: 179]: 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: 30]: Location Invariant Derived location invariant: (((((a12 < 12) || (a21 != 9)) || (a24 != 1)) || (80 < a12)) || (a15 != 6)) - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (((((a12 < 12) || (a21 != 9)) || (a24 != 1)) || (80 < a12)) || (a15 != 6)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 836.25ms. Allocated memory is still 142.6MB. Free memory was 101.4MB in the beginning and 70.1MB in the end (delta: 31.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.38ms. Allocated memory is still 142.6MB. Free memory was 70.1MB in the beginning and 60.8MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 118.31ms. Allocated memory is still 142.6MB. Free memory was 60.5MB in the beginning and 55.1MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 7301.30ms. Allocated memory was 142.6MB in the beginning and 612.4MB in the end (delta: 469.8MB). Free memory was 55.1MB in the beginning and 474.9MB in the end (delta: -419.8MB). Peak memory consumption was 344.6MB. Max. memory is 16.1GB. * CodeCheck took 138558.90ms. Allocated memory was 612.4MB in the beginning and 2.4GB in the end (delta: 1.8GB). Free memory was 474.9MB in the beginning and 928.8MB in the end (delta: -453.9MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * Witness Printer took 168.36ms. Allocated memory is still 2.4GB. Free memory was 928.8MB in the beginning and 916.2MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 16:47:10,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae5bd5b8-94de-4adc-8757-6c50fdf8bf53/bin/ukojak-verify-EEHR8qb7sm/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