./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label35.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_82306d2f-f644-46b8-8e38-475187f3f55f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82306d2f-f644-46b8-8e38-475187f3f55f/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_82306d2f-f644-46b8-8e38-475187f3f55f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82306d2f-f644-46b8-8e38-475187f3f55f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label35.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82306d2f-f644-46b8-8e38-475187f3f55f/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_82306d2f-f644-46b8-8e38-475187f3f55f/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 27f3eb1553a4773d3ad948aa9e62c9fff0038ffd5b126838e211f7b13e5fc516 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:25:23,213 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:25:23,272 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82306d2f-f644-46b8-8e38-475187f3f55f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:25:23,277 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:25:23,277 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:25:23,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:25:23,298 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:25:23,298 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:25:23,298 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:25:23,298 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:25:23,298 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:25:23,299 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:25:23,299 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:25:23,299 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:25:23,299 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:25:23,299 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:25:23,299 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:25:23,299 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:25:23,299 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:25:23,299 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:25:23,300 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:25:23,300 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:25:23,300 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:25:23,300 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:25:23,300 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:25:23,300 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:25:23,300 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:25:23,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:25:23,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:25:23,300 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:25:23,301 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:25:23,301 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:25:23,301 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:25:23,301 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_82306d2f-f644-46b8-8e38-475187f3f55f/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 -> 27f3eb1553a4773d3ad948aa9e62c9fff0038ffd5b126838e211f7b13e5fc516 [2024-12-06 05:25:23,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:25:23,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:25:23,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:25:23,560 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:25:23,560 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:25:23,562 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82306d2f-f644-46b8-8e38-475187f3f55f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-rers2012/Problem14_label35.c [2024-12-06 05:25:26,221 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82306d2f-f644-46b8-8e38-475187f3f55f/bin/ukojak-verify-CZk0znPC7b/data/b100369e7/a9da9db400414256a08a081ea22719f1/FLAG4c20181c7 [2024-12-06 05:25:26,449 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:25:26,450 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82306d2f-f644-46b8-8e38-475187f3f55f/sv-benchmarks/c/eca-rers2012/Problem14_label35.c [2024-12-06 05:25:26,462 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82306d2f-f644-46b8-8e38-475187f3f55f/bin/ukojak-verify-CZk0znPC7b/data/b100369e7/a9da9db400414256a08a081ea22719f1/FLAG4c20181c7 [2024-12-06 05:25:26,476 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82306d2f-f644-46b8-8e38-475187f3f55f/bin/ukojak-verify-CZk0znPC7b/data/b100369e7/a9da9db400414256a08a081ea22719f1 [2024-12-06 05:25:26,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:25:26,479 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:25:26,480 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:25:26,480 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:25:26,483 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:25:26,483 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:25:26" (1/1) ... [2024-12-06 05:25:26,484 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21e58651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:25:26, skipping insertion in model container [2024-12-06 05:25:26,484 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:25:26" (1/1) ... [2024-12-06 05:25:26,513 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:25:26,649 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_82306d2f-f644-46b8-8e38-475187f3f55f/sv-benchmarks/c/eca-rers2012/Problem14_label35.c[4618,4631] [2024-12-06 05:25:26,782 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:25:26,791 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:25:26,810 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_82306d2f-f644-46b8-8e38-475187f3f55f/sv-benchmarks/c/eca-rers2012/Problem14_label35.c[4618,4631] [2024-12-06 05:25:26,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:25:26,889 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:25:26,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:25:26 WrapperNode [2024-12-06 05:25:26,890 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:25:26,891 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:25:26,891 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:25:26,891 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:25:26,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:25:26" (1/1) ... [2024-12-06 05:25:26,910 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:25:26" (1/1) ... [2024-12-06 05:25:26,961 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-12-06 05:25:26,961 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:25:26,962 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:25:26,962 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:25:26,962 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:25:26,967 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:25:26" (1/1) ... [2024-12-06 05:25:26,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:25:26" (1/1) ... [2024-12-06 05:25:26,973 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:25:26" (1/1) ... [2024-12-06 05:25:26,973 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:25:26" (1/1) ... [2024-12-06 05:25:26,997 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:25:26" (1/1) ... [2024-12-06 05:25:26,999 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:25:26" (1/1) ... [2024-12-06 05:25:27,007 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:25:26" (1/1) ... [2024-12-06 05:25:27,012 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:25:26" (1/1) ... [2024-12-06 05:25:27,016 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:25:26" (1/1) ... [2024-12-06 05:25:27,024 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:25:27,025 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:25:27,025 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:25:27,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:25:27,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:25:26" (1/1) ... [2024-12-06 05:25:27,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:25:27,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82306d2f-f644-46b8-8e38-475187f3f55f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:25:27,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82306d2f-f644-46b8-8e38-475187f3f55f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:25:27,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82306d2f-f644-46b8-8e38-475187f3f55f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:25:27,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:25:27,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:25:27,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:25:27,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:25:27,122 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:25:27,124 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:25:28,205 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-12-06 05:25:28,205 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:25:31,190 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:25:31,190 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:25:31,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:25:31 BoogieIcfgContainer [2024-12-06 05:25:31,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:25:31,191 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:25:31,191 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:25:31,197 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:25:31,197 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:25:31" (1/1) ... [2024-12-06 05:25:31,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:25:31,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:25:31,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-06 05:25:31,240 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-06 05:25:31,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 05:25:31,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:25:31,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:25:31,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:25:31,407 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 05:25:31,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:25:31,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-12-06 05:25:31,540 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-12-06 05:25:31,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:25:31,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:25:31,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:25:31,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:25:46,794 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:25:47,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:25:47,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2024-12-06 05:25:47,057 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2024-12-06 05:25:47,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:25:47,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:25:47,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:25:47,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:26:39,243 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 05:26:39,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:26:39,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2024-12-06 05:26:39,437 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2024-12-06 05:26:39,438 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 05:26:39,438 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-12-06 05:26:39,443 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 05:26:39,535 INFO L77 FloydHoareUtils]: At program point L895(line 895) the Hoare annotation is: (or (not (= ~a24~0 1)) (< ~a12~0 81) (not (= 7 ~a21~0)) (not (= ~a15~0 6))) [2024-12-06 05:26:39,535 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 05:26:39,535 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 146) no Hoare annotation was computed. [2024-12-06 05:26:39,535 INFO L77 FloydHoareUtils]: At program point L142-1(lines 30 882) the Hoare annotation is: (or (not (= ~a24~0 1)) (< ~a12~0 81) (not (= 7 ~a21~0)) (not (= ~a15~0 6))) [2024-12-06 05:26:39,535 INFO L77 FloydHoareUtils]: At program point L145-1(lines 30 882) the Hoare annotation is: (or (not (= ~a24~0 1)) (< ~a12~0 81) (not (= 7 ~a21~0)) (not (= ~a15~0 6))) [2024-12-06 05:26:39,535 INFO L75 FloydHoareUtils]: For program point L146(line 146) no Hoare annotation was computed. [2024-12-06 05:26:39,535 INFO L77 FloydHoareUtils]: At program point L884(lines 884 900) the Hoare annotation is: true [2024-12-06 05:26:39,535 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 05:26:39,535 INFO L77 FloydHoareUtils]: At program point L890-2(lines 890 899) the Hoare annotation is: (or (not (= ~a24~0 1)) (< ~a12~0 81) (not (= 7 ~a21~0)) (not (= ~a15~0 6))) [2024-12-06 05:26:39,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:26:39 ImpRootNode [2024-12-06 05:26:39,544 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:26:39,544 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:26:39,544 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:26:39,544 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:26:39,545 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:25:31" (3/4) ... [2024-12-06 05:26:39,547 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 05:26:39,561 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 234 nodes and edges [2024-12-06 05:26:39,562 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-12-06 05:26:39,564 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 05:26:39,565 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 05:26:39,664 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82306d2f-f644-46b8-8e38-475187f3f55f/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:26:39,665 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82306d2f-f644-46b8-8e38-475187f3f55f/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:26:39,665 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:26:39,666 INFO L158 Benchmark]: Toolchain (without parser) took 73186.29ms. Allocated memory was 142.6MB in the beginning and 2.4GB in the end (delta: 2.2GB). Free memory was 115.1MB in the beginning and 1.1GB in the end (delta: -998.9MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-12-06 05:26:39,666 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:26:39,666 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.35ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 83.5MB in the end (delta: 31.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 05:26:39,667 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.77ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 73.9MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:26:39,667 INFO L158 Benchmark]: Boogie Preprocessor took 62.53ms. Allocated memory is still 142.6MB. Free memory was 73.9MB in the beginning and 68.4MB in the end (delta: 5.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:26:39,667 INFO L158 Benchmark]: RCFGBuilder took 4165.15ms. Allocated memory was 142.6MB in the beginning and 411.0MB in the end (delta: 268.4MB). Free memory was 68.4MB in the beginning and 130.7MB in the end (delta: -62.4MB). Peak memory consumption was 236.2MB. Max. memory is 16.1GB. [2024-12-06 05:26:39,668 INFO L158 Benchmark]: CodeCheck took 68353.10ms. Allocated memory was 411.0MB in the beginning and 2.4GB in the end (delta: 1.9GB). Free memory was 130.7MB in the beginning and 1.1GB in the end (delta: -995.9MB). Peak memory consumption was 946.1MB. Max. memory is 16.1GB. [2024-12-06 05:26:39,668 INFO L158 Benchmark]: Witness Printer took 120.54ms. Allocated memory is still 2.4GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:26:39,670 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: 68.2s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 54 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 37 mSDsluCounter, 51 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 26 mSDsCounter, 27 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 104 IncrementalHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 27 mSolverCounterUnsat, 25 mSDtfsCounter, 104 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 218 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 67.3s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 154 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 10/13 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 - PositiveResult [Line: 146]: 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: ((((a24 != 1) || (a12 < 81)) || (7 != a21)) || (a15 != 6)) - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: ((((a24 != 1) || (a12 < 81)) || (7 != a21)) || (a15 != 6)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 410.35ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 83.5MB in the end (delta: 31.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.77ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 73.9MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.53ms. Allocated memory is still 142.6MB. Free memory was 73.9MB in the beginning and 68.4MB in the end (delta: 5.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4165.15ms. Allocated memory was 142.6MB in the beginning and 411.0MB in the end (delta: 268.4MB). Free memory was 68.4MB in the beginning and 130.7MB in the end (delta: -62.4MB). Peak memory consumption was 236.2MB. Max. memory is 16.1GB. * CodeCheck took 68353.10ms. Allocated memory was 411.0MB in the beginning and 2.4GB in the end (delta: 1.9GB). Free memory was 130.7MB in the beginning and 1.1GB in the end (delta: -995.9MB). Peak memory consumption was 946.1MB. Max. memory is 16.1GB. * Witness Printer took 120.54ms. Allocated memory is still 2.4GB. Free memory was 1.1GB in the beginning and 1.1GB 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! [2024-12-06 05:26:39,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82306d2f-f644-46b8-8e38-475187f3f55f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE