./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound2.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_e0cd7bfa-3e01-48d8-923f-c340160ba8af/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0cd7bfa-3e01-48d8-923f-c340160ba8af/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_e0cd7bfa-3e01-48d8-923f-c340160ba8af/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0cd7bfa-3e01-48d8-923f-c340160ba8af/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0cd7bfa-3e01-48d8-923f-c340160ba8af/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_e0cd7bfa-3e01-48d8-923f-c340160ba8af/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 1ab6b58208d0c243ef581620bcab9aae54e201e00d3505f3320b182de5e7ff75 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:51,296 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:51,352 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0cd7bfa-3e01-48d8-923f-c340160ba8af/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:26:51,357 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:26:51,357 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:26:51,377 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:51,378 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:51,378 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:51,378 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:51,378 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:51,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:51,379 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:51,379 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:26:51,379 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:26:51,379 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:26:51,379 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:51,379 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:51,379 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:51,379 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:51,379 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:26:51,380 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:51,380 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:51,380 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:51,380 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:51,380 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:51,380 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:51,380 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:51,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:51,380 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:51,381 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:51,381 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:51,381 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:26:51,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:26:51,381 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_e0cd7bfa-3e01-48d8-923f-c340160ba8af/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 -> 1ab6b58208d0c243ef581620bcab9aae54e201e00d3505f3320b182de5e7ff75 [2024-12-05 21:26:51,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:51,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:51,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:51,676 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:51,677 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:51,678 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0cd7bfa-3e01-48d8-923f-c340160ba8af/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound2.c [2024-12-05 21:26:54,328 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0cd7bfa-3e01-48d8-923f-c340160ba8af/bin/ukojak-verify-CZk0znPC7b/data/749f66d46/4576aab9b6e54ccb97f3f012b156a3e9/FLAG133faa34b [2024-12-05 21:26:54,527 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:26:54,528 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0cd7bfa-3e01-48d8-923f-c340160ba8af/sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound2.c [2024-12-05 21:26:54,535 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0cd7bfa-3e01-48d8-923f-c340160ba8af/bin/ukojak-verify-CZk0znPC7b/data/749f66d46/4576aab9b6e54ccb97f3f012b156a3e9/FLAG133faa34b [2024-12-05 21:26:54,549 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0cd7bfa-3e01-48d8-923f-c340160ba8af/bin/ukojak-verify-CZk0znPC7b/data/749f66d46/4576aab9b6e54ccb97f3f012b156a3e9 [2024-12-05 21:26:54,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:26:54,553 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:26:54,554 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:54,554 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:26:54,557 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:26:54,558 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,559 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42798d92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54, skipping insertion in model container [2024-12-05 21:26:54,560 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,572 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:26:54,694 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_e0cd7bfa-3e01-48d8-923f-c340160ba8af/sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound2.c[526,539] [2024-12-05 21:26:54,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:54,721 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:26:54,730 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_e0cd7bfa-3e01-48d8-923f-c340160ba8af/sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound2.c[526,539] [2024-12-05 21:26:54,736 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:54,747 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:26:54,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54 WrapperNode [2024-12-05 21:26:54,748 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:54,749 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:54,749 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:26:54,749 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:26:54,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,759 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,772 INFO L138 Inliner]: procedures = 14, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2024-12-05 21:26:54,772 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:54,773 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:26:54,773 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:26:54,773 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:26:54,778 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,780 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,780 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,783 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,784 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,787 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,789 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,789 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,791 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:26:54,791 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:26:54,792 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:26:54,792 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:26:54,793 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:54,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0cd7bfa-3e01-48d8-923f-c340160ba8af/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:26:54,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0cd7bfa-3e01-48d8-923f-c340160ba8af/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:26:54,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0cd7bfa-3e01-48d8-923f-c340160ba8af/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:26:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:26:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:26:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:26:54,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:26:54,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:26:54,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:26:54,899 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:26:54,901 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:26:55,042 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 21:26:55,042 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:26:55,073 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:26:55,073 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 21:26:55,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:55 BoogieIcfgContainer [2024-12-05 21:26:55,073 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:26:55,074 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:26:55,074 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:26:55,083 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:26:55,083 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:55" (1/1) ... [2024-12-05 21:26:55,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:26:55,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:55,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2024-12-05 21:26:55,133 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2024-12-05 21:26:55,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 21:26:55,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:55,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:55,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:55,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:55,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:55,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-12-05 21:26:55,261 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-12-05 21:26:55,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 21:26:55,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:55,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:55,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:55,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:55,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:55,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 43 transitions. [2024-12-05 21:26:55,475 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 21:26:55,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 21:26:55,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:55,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:55,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:55,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:55,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:55,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 46 transitions. [2024-12-05 21:26:55,757 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2024-12-05 21:26:55,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 21:26:55,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:55,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:55,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:56,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:56,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 52 transitions. [2024-12-05 21:26:56,162 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2024-12-05 21:26:56,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 21:26:56,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:56,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:56,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:26:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:56,202 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:26:56,206 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:26:56,369 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 21:26:56,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:56,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 38 states and 61 transitions. [2024-12-05 21:26:56,939 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2024-12-05 21:26:56,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 21:26:56,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:56,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:26:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:56,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 21:26:56,978 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:26:57,130 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:26:57,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:57,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 42 states and 71 transitions. [2024-12-05 21:26:57,575 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2024-12-05 21:26:57,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 21:26:57,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:57,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:57,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:57,748 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:26:58,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:58,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 48 states and 84 transitions. [2024-12-05 21:26:58,450 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 84 transitions. [2024-12-05 21:26:58,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 21:26:58,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:58,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:58,555 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 21:26:58,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:58,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 50 states and 86 transitions. [2024-12-05 21:26:58,980 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 86 transitions. [2024-12-05 21:26:58,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 21:26:58,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:58,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:58,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:59,100 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-05 21:26:59,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:59,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 54 states and 93 transitions. [2024-12-05 21:26:59,746 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 93 transitions. [2024-12-05 21:26:59,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 21:26:59,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:59,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:59,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:59,794 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-05 21:27:00,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:00,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 56 states and 94 transitions. [2024-12-05 21:27:00,088 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2024-12-05 21:27:00,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-05 21:27:00,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:00,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:00,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:00,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 21:27:00,129 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:00,263 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 21:27:01,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:01,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 62 states and 108 transitions. [2024-12-05 21:27:01,409 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 108 transitions. [2024-12-05 21:27:01,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-05 21:27:01,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:01,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:01,445 INFO L256 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 21:27:01,447 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:01,521 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 21:27:01,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:02,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 64 states and 109 transitions. [2024-12-05 21:27:02,000 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 109 transitions. [2024-12-05 21:27:02,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-05 21:27:02,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:02,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:02,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:02,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:02,030 INFO L256 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 21:27:02,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:02,089 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 21:27:02,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:02,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 67 states and 118 transitions. [2024-12-05 21:27:02,245 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 118 transitions. [2024-12-05 21:27:02,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-05 21:27:02,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:02,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:02,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:02,350 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 21:27:03,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:03,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 72 states and 128 transitions. [2024-12-05 21:27:03,256 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 128 transitions. [2024-12-05 21:27:03,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-05 21:27:03,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:03,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:03,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:03,382 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-05 21:27:03,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:03,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 74 states and 132 transitions. [2024-12-05 21:27:03,778 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 132 transitions. [2024-12-05 21:27:03,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 21:27:03,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:03,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:03,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:04,009 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-05 21:27:05,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:05,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 84 states and 156 transitions. [2024-12-05 21:27:05,609 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 156 transitions. [2024-12-05 21:27:05,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 21:27:05,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:05,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:05,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:05,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:05,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 21:27:05,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:05,710 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-05 21:27:05,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:05,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 84 states and 155 transitions. [2024-12-05 21:27:05,976 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 155 transitions. [2024-12-05 21:27:05,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 21:27:05,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:05,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:05,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:06,112 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-05 21:27:06,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:06,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 53 states and 90 transitions. [2024-12-05 21:27:06,652 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 90 transitions. [2024-12-05 21:27:06,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 21:27:06,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:06,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:06,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:06,918 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-05 21:27:07,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:07,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 39 states and 54 transitions. [2024-12-05 21:27:07,341 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2024-12-05 21:27:07,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 21:27:07,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:07,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:07,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:07,383 INFO L256 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-05 21:27:07,384 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:07,457 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 11 proven. 16 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-05 21:27:07,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:07,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 36 states and 47 transitions. [2024-12-05 21:27:07,806 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 47 transitions. [2024-12-05 21:27:07,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 21:27:07,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:07,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:27:07,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:27:07,845 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:27:07,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:27:07,883 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 21 iterations. [2024-12-05 21:27:07,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:27:07 ImpRootNode [2024-12-05 21:27:07,915 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:27:07,915 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:27:07,915 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:27:07,916 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:27:07,916 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:55" (3/4) ... [2024-12-05 21:27:07,917 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-05 21:27:07,957 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 29. [2024-12-05 21:27:08,010 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0cd7bfa-3e01-48d8-923f-c340160ba8af/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 21:27:08,010 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0cd7bfa-3e01-48d8-923f-c340160ba8af/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 21:27:08,010 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:27:08,011 INFO L158 Benchmark]: Toolchain (without parser) took 13458.47ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 74.3MB in the end (delta: 19.0MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2024-12-05 21:27:08,011 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:27:08,012 INFO L158 Benchmark]: CACSL2BoogieTranslator took 194.60ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 81.6MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:27:08,012 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.29ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:27:08,012 INFO L158 Benchmark]: Boogie Preprocessor took 18.21ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.6MB in the end (delta: 760.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:27:08,013 INFO L158 Benchmark]: RCFGBuilder took 281.93ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 67.1MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:27:08,013 INFO L158 Benchmark]: CodeCheck took 12840.73ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 80.3MB in the end (delta: -13.2MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2024-12-05 21:27:08,013 INFO L158 Benchmark]: Witness Printer took 95.06ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 74.3MB in the end (delta: 6.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:27:08,015 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.8s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1704 SdHoareTripleChecker+Valid, 8.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 742 mSDsluCounter, 1346 SdHoareTripleChecker+Invalid, 7.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 387 mSDsCounter, 1740 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5415 IncrementalHoareTripleChecker+Invalid, 7155 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1740 mSolverCounterUnsat, 959 mSDtfsCounter, 5415 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5156 GetRequests, 4809 SyntacticMatches, 103 SemanticMatches, 244 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27991 ImplicationChecksByTransitivity, 9.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 641 NumberOfCodeBlocks, 641 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 573 ConstructedInterpolants, 0 QuantifiedInterpolants, 1434 SizeOfPredicates, 8 NumberOfNonLiveVariables, 818 ConjunctsInSsa, 83 ConjunctsInUnsatCore, 20 InterpolantComputations, 11 PerfectInterpolantSequences, 767/817 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 - CounterExampleResult [Line: 17]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L22] int counter = 0; [L24] int A, B; [L25] int r, d, p, q; [L26] A = __VERIFIER_nondet_int() [L27] B = 1 [L29] r = A [L30] d = B [L31] p = 1 [L32] q = 0 VAL [A=1, B=1, counter=0, d=1, p=1, q=0, r=1] [L34] EXPR counter++ VAL [A=1, B=1, counter=1, d=1, p=1, q=0, r=1] [L34] COND TRUE counter++<2 [L35] CALL __VERIFIER_assert(q == 0) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L35] RET __VERIFIER_assert(q == 0) VAL [A=1, B=1, counter=1, d=1, p=1, q=0, r=1] [L36] CALL __VERIFIER_assert(r == A) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L36] RET __VERIFIER_assert(r == A) VAL [A=1, B=1, counter=1, d=1, p=1, q=0, r=1] [L37] CALL __VERIFIER_assert(d == B * p) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L37] RET __VERIFIER_assert(d == B * p) VAL [A=1, B=1, counter=1, d=1, p=1, q=0, r=1] [L38] COND FALSE !(!(r >= d)) [L40] d = 2 * d [L41] p = 2 * p VAL [A=1, B=1, counter=1, d=2, p=2, q=0, r=1] [L34] EXPR counter++ VAL [A=1, B=1, counter=2, d=2, p=2, q=0, r=1] [L34] COND TRUE counter++<2 [L35] CALL __VERIFIER_assert(q == 0) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=2] [L35] RET __VERIFIER_assert(q == 0) VAL [A=1, B=1, counter=2, d=2, p=2, q=0, r=1] [L36] CALL __VERIFIER_assert(r == A) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=2] [L36] RET __VERIFIER_assert(r == A) VAL [A=1, B=1, counter=2, d=2, p=2, q=0, r=1] [L37] CALL __VERIFIER_assert(d == B * p) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=2] [L37] RET __VERIFIER_assert(d == B * p) VAL [A=1, B=1, counter=2, d=2, p=2, q=0, r=1] [L38] COND TRUE !(r >= d) VAL [A=1, B=1, counter=2, d=2, p=2, q=0, r=1] [L44] EXPR counter++ VAL [A=1, B=1, counter=3, d=2, p=2, q=0, r=1] [L44] COND FALSE !(counter++<2) [L58] CALL __VERIFIER_assert(A == d*q + r) VAL [\old(cond)=1, counter=3] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=3] [L58] RET __VERIFIER_assert(A == d*q + r) VAL [A=1, B=1, counter=3, d=2, p=2, q=0, r=1] [L59] CALL __VERIFIER_assert(B == d) VAL [\old(cond)=0, counter=3] [L15] COND TRUE !(cond) VAL [\old(cond)=0, counter=3] [L17] reach_error() VAL [\old(cond)=0, counter=3] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 194.60ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 81.6MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.29ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.21ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.6MB in the end (delta: 760.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 281.93ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 67.1MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 12840.73ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 80.3MB in the end (delta: -13.2MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. * Witness Printer took 95.06ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 74.3MB in the end (delta: 6.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-05 21:27:08,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0cd7bfa-3e01-48d8-923f-c340160ba8af/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE