./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound50.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_207f66a5-51ff-42c3-a76b-994a49935215/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207f66a5-51ff-42c3-a76b-994a49935215/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_207f66a5-51ff-42c3-a76b-994a49935215/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207f66a5-51ff-42c3-a76b-994a49935215/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207f66a5-51ff-42c3-a76b-994a49935215/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_207f66a5-51ff-42c3-a76b-994a49935215/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 5cb4924cbdb465eb5009b33592f9047ad895ad10dbe627600c12529f62c9845d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:23:43,528 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:23:43,608 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207f66a5-51ff-42c3-a76b-994a49935215/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:23:43,616 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:23:43,617 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:23:43,637 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:23:43,638 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:23:43,638 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:23:43,639 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:23:43,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:23:43,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:23:43,639 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:23:43,639 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:23:43,640 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:23:43,640 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:23:43,640 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:23:43,640 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:23:43,640 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:23:43,640 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:23:43,641 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:23:43,641 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:23:43,641 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:23:43,641 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:23:43,641 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:23:43,641 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:23:43,641 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:23:43,642 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:23:43,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:23:43,642 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:23:43,642 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:23:43,642 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:23:43,642 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:23:43,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:23:43,643 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_207f66a5-51ff-42c3-a76b-994a49935215/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 -> 5cb4924cbdb465eb5009b33592f9047ad895ad10dbe627600c12529f62c9845d [2024-11-13 21:23:43,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:23:43,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:23:43,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:23:43,980 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:23:43,980 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:23:43,984 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207f66a5-51ff-42c3-a76b-994a49935215/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound50.c Unable to find full path for "g++" [2024-11-13 21:23:45,829 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:23:46,030 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:23:46,030 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207f66a5-51ff-42c3-a76b-994a49935215/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound50.c [2024-11-13 21:23:46,038 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207f66a5-51ff-42c3-a76b-994a49935215/bin/ukojak-verify-EEHR8qb7sm/data/fb69974db/8da6869c782a4be4a39cd31b87cda16c/FLAG90f9b21ca [2024-11-13 21:23:46,410 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207f66a5-51ff-42c3-a76b-994a49935215/bin/ukojak-verify-EEHR8qb7sm/data/fb69974db/8da6869c782a4be4a39cd31b87cda16c [2024-11-13 21:23:46,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:23:46,415 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:23:46,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:23:46,419 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:23:46,423 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:23:46,425 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:23:46" (1/1) ... [2024-11-13 21:23:46,427 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15117591 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:46, skipping insertion in model container [2024-11-13 21:23:46,428 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:23:46" (1/1) ... [2024-11-13 21:23:46,446 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:23:46,618 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_207f66a5-51ff-42c3-a76b-994a49935215/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound50.c[520,533] [2024-11-13 21:23:46,641 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:23:46,651 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:23:46,663 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_207f66a5-51ff-42c3-a76b-994a49935215/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound50.c[520,533] [2024-11-13 21:23:46,671 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:23:46,687 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:23:46,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:46 WrapperNode [2024-11-13 21:23:46,688 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:23:46,689 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:23:46,689 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:23:46,689 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:23:46,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:46" (1/1) ... [2024-11-13 21:23:46,701 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:46" (1/1) ... [2024-11-13 21:23:46,719 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40 [2024-11-13 21:23:46,720 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:23:46,720 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:23:46,721 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:23:46,721 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:23:46,727 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:46" (1/1) ... [2024-11-13 21:23:46,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:46" (1/1) ... [2024-11-13 21:23:46,728 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:46" (1/1) ... [2024-11-13 21:23:46,729 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:46" (1/1) ... [2024-11-13 21:23:46,733 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:46" (1/1) ... [2024-11-13 21:23:46,740 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:46" (1/1) ... [2024-11-13 21:23:46,743 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:46" (1/1) ... [2024-11-13 21:23:46,743 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:46" (1/1) ... [2024-11-13 21:23:46,744 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:23:46,747 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:23:46,747 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:23:46,747 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:23:46,748 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:46" (1/1) ... [2024-11-13 21:23:46,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:23:46,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207f66a5-51ff-42c3-a76b-994a49935215/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:23:46,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207f66a5-51ff-42c3-a76b-994a49935215/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:23:46,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207f66a5-51ff-42c3-a76b-994a49935215/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:23:46,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:23:46,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:23:46,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:23:46,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:23:46,812 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:23:46,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:23:46,872 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:23:46,874 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:23:46,994 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 21:23:46,995 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:23:47,052 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:23:47,052 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:23:47,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:23:47 BoogieIcfgContainer [2024-11-13 21:23:47,052 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:23:47,053 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:23:47,053 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:23:47,063 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:23:47,063 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:23:47" (1/1) ... [2024-11-13 21:23:47,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:23:47,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:47,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2024-11-13 21:23:47,136 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2024-11-13 21:23:47,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:23:47,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:47,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:47,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:47,465 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 21:23:47,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:47,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2024-11-13 21:23:47,607 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2024-11-13 21:23:47,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:23:47,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:47,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:47,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:23:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:47,660 INFO L255 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:23:47,664 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:23:47,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:23:48,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:48,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2024-11-13 21:23:48,015 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2024-11-13 21:23:48,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:23:48,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:48,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:48,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:23:48,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:48,053 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:23:48,055 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:23:48,141 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:23:48,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:48,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 45 transitions. [2024-11-13 21:23:48,279 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 45 transitions. [2024-11-13 21:23:48,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 21:23:48,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:48,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:48,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:48,464 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:23:48,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:48,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 47 transitions. [2024-11-13 21:23:48,820 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2024-11-13 21:23:48,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:23:48,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:48,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:49,057 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:23:49,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:49,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 31 states and 50 transitions. [2024-11-13 21:23:49,208 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2024-11-13 21:23:49,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 21:23:49,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:49,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:49,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:49,366 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 21:23:49,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:49,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 53 transitions. [2024-11-13 21:23:49,660 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 53 transitions. [2024-11-13 21:23:49,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 21:23:49,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:49,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:23:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:49,722 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 21:23:49,724 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:23:49,942 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 21:23:50,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:50,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 58 transitions. [2024-11-13 21:23:50,327 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2024-11-13 21:23:50,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 21:23:50,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:50,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:50,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:50,501 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 21:23:50,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:50,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 57 transitions. [2024-11-13 21:23:50,818 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 57 transitions. [2024-11-13 21:23:50,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 21:23:50,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:50,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:23:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:50,867 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 21:23:50,868 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:23:51,015 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 9 proven. 17 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 21:23:51,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:51,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 37 states and 61 transitions. [2024-11-13 21:23:51,311 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2024-11-13 21:23:51,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:23:51,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:51,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:51,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:51,392 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-13 21:23:51,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:51,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 38 states and 62 transitions. [2024-11-13 21:23:51,528 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2024-11-13 21:23:51,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 21:23:51,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:51,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:51,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:51,664 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-13 21:23:51,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:51,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 54 transitions. [2024-11-13 21:23:51,886 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2024-11-13 21:23:51,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 21:23:51,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:51,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:23:51,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:51,945 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 21:23:51,947 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:23:52,253 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 14 proven. 11 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 21:23:52,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:52,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 38 states and 61 transitions. [2024-11-13 21:23:52,874 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2024-11-13 21:23:52,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:23:52,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:52,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:52,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:23:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:52,953 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 21:23:52,956 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:23:53,109 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 13 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 21:23:53,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:53,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 39 states and 65 transitions. [2024-11-13 21:23:53,462 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2024-11-13 21:23:53,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 21:23:53,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:53,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:53,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:53,554 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 41 proven. 7 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-11-13 21:23:53,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:53,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 40 states and 66 transitions. [2024-11-13 21:23:53,696 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2024-11-13 21:23:53,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-13 21:23:53,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:53,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:53,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:23:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:53,770 INFO L255 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:23:53,773 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:23:54,354 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 19 proven. 52 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-11-13 21:23:55,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:55,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 44 states and 73 transitions. [2024-11-13 21:23:55,043 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2024-11-13 21:23:55,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-13 21:23:55,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:55,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:23:55,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:55,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 21:23:55,107 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:23:55,279 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 21 proven. 58 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-13 21:23:55,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:55,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 45 states and 77 transitions. [2024-11-13 21:23:55,674 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 77 transitions. [2024-11-13 21:23:55,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-13 21:23:55,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:55,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:55,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:55,785 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 59 proven. 7 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-11-13 21:23:55,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:55,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 78 transitions. [2024-11-13 21:23:55,918 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2024-11-13 21:23:55,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-13 21:23:55,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:55,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:23:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:55,993 INFO L255 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:23:55,996 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:23:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 26 proven. 42 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-13 21:23:57,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:57,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 50 states and 85 transitions. [2024-11-13 21:23:57,563 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 85 transitions. [2024-11-13 21:23:57,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 21:23:57,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:57,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:23:57,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:57,623 INFO L255 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 21:23:57,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:23:58,174 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 27 proven. 86 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-11-13 21:23:58,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:58,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 51 states and 89 transitions. [2024-11-13 21:23:58,633 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 89 transitions. [2024-11-13 21:23:58,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-13 21:23:58,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:58,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:58,774 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-11-13 21:23:58,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:58,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 90 transitions. [2024-11-13 21:23:58,942 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 90 transitions. [2024-11-13 21:23:58,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 21:23:58,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:58,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:23:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:59,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-13 21:23:59,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:24:00,117 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 31 proven. 111 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-13 21:24:00,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:00,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 56 states and 97 transitions. [2024-11-13 21:24:00,874 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 97 transitions. [2024-11-13 21:24:00,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-13 21:24:00,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:00,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:24:00,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:00,947 INFO L255 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 21:24:00,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:24:01,736 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 34 proven. 70 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-13 21:24:02,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:02,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 57 states and 101 transitions. [2024-11-13 21:24:02,181 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 101 transitions. [2024-11-13 21:24:02,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-13 21:24:02,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:02,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:02,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:02,283 INFO L134 CoverageAnalysis]: Checked inductivity of 723 backedges. 95 proven. 7 refuted. 0 times theorem prover too weak. 621 trivial. 0 not checked. [2024-11-13 21:24:02,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:02,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 102 transitions. [2024-11-13 21:24:02,466 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 102 transitions. [2024-11-13 21:24:02,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:24:02,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:02,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:24:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:02,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-13 21:24:02,564 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:24:03,927 INFO L134 CoverageAnalysis]: Checked inductivity of 815 backedges. 37 proven. 148 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-13 21:24:04,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:04,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 62 states and 109 transitions. [2024-11-13 21:24:04,788 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 109 transitions. [2024-11-13 21:24:04,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-13 21:24:04,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:04,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:04,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:24:04,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:04,889 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 21:24:04,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:24:05,152 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 39 proven. 157 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-13 21:24:05,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:05,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 113 transitions. [2024-11-13 21:24:05,664 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 113 transitions. [2024-11-13 21:24:05,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 21:24:05,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:05,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:05,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:05,771 INFO L134 CoverageAnalysis]: Checked inductivity of 987 backedges. 113 proven. 7 refuted. 0 times theorem prover too weak. 867 trivial. 0 not checked. [2024-11-13 21:24:05,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:05,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 64 states and 114 transitions. [2024-11-13 21:24:05,969 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 114 transitions. [2024-11-13 21:24:05,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-13 21:24:05,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:05,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:06,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:24:06,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:06,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-11-13 21:24:06,079 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:24:07,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1094 backedges. 43 proven. 190 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-13 21:24:08,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:08,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 121 transitions. [2024-11-13 21:24:08,721 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 121 transitions. [2024-11-13 21:24:08,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-13 21:24:08,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:08,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:24:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:08,812 INFO L255 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 21:24:08,814 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:24:09,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 46 proven. 133 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-13 21:24:09,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:09,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 69 states and 125 transitions. [2024-11-13 21:24:09,699 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 125 transitions. [2024-11-13 21:24:09,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-13 21:24:09,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:09,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:09,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:09,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1292 backedges. 131 proven. 7 refuted. 0 times theorem prover too weak. 1154 trivial. 0 not checked. [2024-11-13 21:24:10,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:10,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 126 transitions. [2024-11-13 21:24:10,086 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 126 transitions. [2024-11-13 21:24:10,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-13 21:24:10,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:10,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:10,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:11,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1414 backedges. 74 proven. 140 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-13 21:24:14,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:14,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 50 states and 82 transitions. [2024-11-13 21:24:14,695 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2024-11-13 21:24:14,696 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:24:14,696 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 31 iterations. [2024-11-13 21:24:14,705 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:24:15,593 INFO L77 FloydHoareUtils]: At program point L33(lines 30 42) the Hoare annotation is: (not (let ((.cse0 (* 2 |ULTIMATE.start_main_~a~0#1|))) (and (not (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 .cse0) |ULTIMATE.start_main_~s~0#1|)) (= |ULTIMATE.start_main_~t~0#1| (+ 1 .cse0))))) [2024-11-13 21:24:15,593 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:24:15,593 INFO L77 FloydHoareUtils]: At program point L31(line 31) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~s~0#1| 1)) (= |ULTIMATE.start_main_~t~0#1| 1) (= |ULTIMATE.start_main_~a~0#1| 0))) [2024-11-13 21:24:15,594 INFO L77 FloydHoareUtils]: At program point L31-1(line 31) the Hoare annotation is: (or (= |ULTIMATE.start_main_~t~0#1| (+ 1 (* 2 |ULTIMATE.start_main_~a~0#1|))) (and (not (and (= 9 |ULTIMATE.start_main_~s~0#1|) (= 2 |ULTIMATE.start_main_~a~0#1|))) (not (and (= |ULTIMATE.start_main_~a~0#1| 1) (= |ULTIMATE.start_main_~s~0#1| 4))) (not (and (= |ULTIMATE.start_main_~s~0#1| 36) (= 5 |ULTIMATE.start_main_~a~0#1|))) (not (and (= |ULTIMATE.start_main_~s~0#1| 25) (= |ULTIMATE.start_main_~a~0#1| 4))) (not (and (= 16 |ULTIMATE.start_main_~s~0#1|) (= 3 |ULTIMATE.start_main_~a~0#1|))) (not (and (= 7 |ULTIMATE.start_main_~a~0#1|) (= 64 |ULTIMATE.start_main_~s~0#1|))) (not (and (= |ULTIMATE.start_main_~a~0#1| 0) (= |ULTIMATE.start_main_~s~0#1| 1))) (not (and (= 49 |ULTIMATE.start_main_~s~0#1|) (= 6 |ULTIMATE.start_main_~a~0#1|))))) [2024-11-13 21:24:15,594 INFO L77 FloydHoareUtils]: At program point L46(line 46) the Hoare annotation is: true [2024-11-13 21:24:15,594 INFO L77 FloydHoareUtils]: At program point L44(line 44) the Hoare annotation is: (not (and (not (= (* |ULTIMATE.start_main_~s~0#1| 4) (+ (* |ULTIMATE.start_main_~t~0#1| |ULTIMATE.start_main_~t~0#1|) (* 2 |ULTIMATE.start_main_~t~0#1|) 1))) (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 (* 2 |ULTIMATE.start_main_~a~0#1|)) |ULTIMATE.start_main_~s~0#1|))) [2024-11-13 21:24:15,594 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:24:15,596 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: true [2024-11-13 21:24:15,596 INFO L77 FloydHoareUtils]: At program point L30-2(lines 30 42) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~s~0#1| 1)) (= |ULTIMATE.start_main_~t~0#1| 1) (= |ULTIMATE.start_main_~a~0#1| 0))) [2024-11-13 21:24:15,597 INFO L77 FloydHoareUtils]: At program point L30-3(lines 30 42) the Hoare annotation is: (not (let ((.cse0 (* 2 |ULTIMATE.start_main_~a~0#1|))) (and (not (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 .cse0) |ULTIMATE.start_main_~s~0#1|)) (= |ULTIMATE.start_main_~t~0#1| (+ 1 .cse0))))) [2024-11-13 21:24:15,597 INFO L77 FloydHoareUtils]: At program point L45(line 45) the Hoare annotation is: true [2024-11-13 21:24:15,597 INFO L77 FloydHoareUtils]: At program point L13(lines 13 14) the Hoare annotation is: true [2024-11-13 21:24:15,597 INFO L77 FloydHoareUtils]: At program point L12(lines 12 15) the Hoare annotation is: (not (and (not (= __VERIFIER_assert_~cond 0)) (not (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)))) [2024-11-13 21:24:15,597 INFO L77 FloydHoareUtils]: At program point L12-2(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-13 21:24:15,597 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-13 21:24:15,597 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: true [2024-11-13 21:24:15,597 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 14) the Hoare annotation is: true [2024-11-13 21:24:15,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:24:15 ImpRootNode [2024-11-13 21:24:15,618 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:24:15,619 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:24:15,619 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:24:15,619 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:24:15,620 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:23:47" (3/4) ... [2024-11-13 21:24:15,622 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:24:15,625 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-13 21:24:15,628 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-13 21:24:15,629 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 21:24:15,629 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:24:15,629 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:24:15,710 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207f66a5-51ff-42c3-a76b-994a49935215/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:24:15,711 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207f66a5-51ff-42c3-a76b-994a49935215/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:24:15,711 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:24:15,711 INFO L158 Benchmark]: Toolchain (without parser) took 29296.91ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 93.0MB in the beginning and 177.4MB in the end (delta: -84.5MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-11-13 21:24:15,712 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:24:15,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.49ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.7MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:24:15,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.23ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:24:15,714 INFO L158 Benchmark]: Boogie Preprocessor took 23.93ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.8MB in the end (delta: 690.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:24:15,715 INFO L158 Benchmark]: RCFGBuilder took 305.52ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 68.1MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:24:15,715 INFO L158 Benchmark]: CodeCheck took 28564.94ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 68.1MB in the beginning and 182.0MB in the end (delta: -114.0MB). Peak memory consumption was 105.1MB. Max. memory is 16.1GB. [2024-11-13 21:24:15,715 INFO L158 Benchmark]: Witness Printer took 91.94ms. Allocated memory is still 218.1MB. Free memory was 182.0MB in the beginning and 177.4MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:24:15,718 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, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 27.6s, OverallIterations: 31, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1339 SdHoareTripleChecker+Valid, 24.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 597 mSDsluCounter, 1564 SdHoareTripleChecker+Invalid, 21.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 844 mSDsCounter, 4735 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9724 IncrementalHoareTripleChecker+Invalid, 14459 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4735 mSolverCounterUnsat, 720 mSDtfsCounter, 9724 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12682 GetRequests, 11976 SyntacticMatches, 478 SemanticMatches, 228 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44145 ImplicationChecksByTransitivity, 19.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 11.3s InterpolantComputationTime, 2099 NumberOfCodeBlocks, 2099 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 2069 ConstructedInterpolants, 0 QuantifiedInterpolants, 6134 SizeOfPredicates, 29 NumberOfNonLiveVariables, 2816 ConjunctsInSsa, 512 ConjunctsInUnsatCore, 30 InterpolantComputations, 3 PerfectInterpolantSequences, 11275/12595 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: 14]: 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]: Loop Invariant Derived loop invariant: !(((s != 1) && (t == 1)) && (a == 0)) - ProcedureContractResult [Line: 11]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.49ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.7MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.23ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.93ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.8MB in the end (delta: 690.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 305.52ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 68.1MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 28564.94ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 68.1MB in the beginning and 182.0MB in the end (delta: -114.0MB). Peak memory consumption was 105.1MB. Max. memory is 16.1GB. * Witness Printer took 91.94ms. Allocated memory is still 218.1MB. Free memory was 182.0MB in the beginning and 177.4MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 21:24:15,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207f66a5-51ff-42c3-a76b-994a49935215/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