./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench/fermat2-ll.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_12924e17-144d-4b1a-8975-17c353900d4c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12924e17-144d-4b1a-8975-17c353900d4c/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_12924e17-144d-4b1a-8975-17c353900d4c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12924e17-144d-4b1a-8975-17c353900d4c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/fermat2-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12924e17-144d-4b1a-8975-17c353900d4c/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_12924e17-144d-4b1a-8975-17c353900d4c/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 43c7c57321afe9055366ca260a89f0e4de96718cc528ce2ea2543b13c4af6ed7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:35:07,468 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:35:07,549 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12924e17-144d-4b1a-8975-17c353900d4c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:35:07,556 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:35:07,556 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:35:07,593 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:35:07,594 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:35:07,594 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:35:07,594 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:35:07,594 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:35:07,594 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:35:07,594 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:35:07,594 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:35:07,595 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:35:07,595 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:35:07,595 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:35:07,595 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:35:07,595 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:35:07,595 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:35:07,595 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:35:07,595 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:35:07,595 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:35:07,595 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:35:07,596 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:35:07,596 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:35:07,596 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:35:07,596 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:35:07,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:35:07,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:35:07,596 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:35:07,596 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:35:07,596 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:35:07,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:35:07,597 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_12924e17-144d-4b1a-8975-17c353900d4c/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 -> 43c7c57321afe9055366ca260a89f0e4de96718cc528ce2ea2543b13c4af6ed7 [2024-11-13 22:35:07,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:35:07,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:35:07,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:35:07,924 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:35:07,924 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:35:07,926 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12924e17-144d-4b1a-8975-17c353900d4c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench/fermat2-ll.c Unable to find full path for "g++" [2024-11-13 22:35:09,884 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:35:10,227 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:35:10,228 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12924e17-144d-4b1a-8975-17c353900d4c/sv-benchmarks/c/nla-digbench/fermat2-ll.c [2024-11-13 22:35:10,239 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12924e17-144d-4b1a-8975-17c353900d4c/bin/ukojak-verify-EEHR8qb7sm/data/550ba10a2/60ea0c30a1694a619b44049aece38839/FLAG725279f69 [2024-11-13 22:35:10,498 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12924e17-144d-4b1a-8975-17c353900d4c/bin/ukojak-verify-EEHR8qb7sm/data/550ba10a2/60ea0c30a1694a619b44049aece38839 [2024-11-13 22:35:10,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:35:10,506 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:35:10,510 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:35:10,510 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:35:10,516 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:35:10,517 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:35:10" (1/1) ... [2024-11-13 22:35:10,518 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6467fff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:10, skipping insertion in model container [2024-11-13 22:35:10,519 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:35:10" (1/1) ... [2024-11-13 22:35:10,543 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:35:10,777 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_12924e17-144d-4b1a-8975-17c353900d4c/sv-benchmarks/c/nla-digbench/fermat2-ll.c[524,537] [2024-11-13 22:35:10,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:35:10,815 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:35:10,826 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_12924e17-144d-4b1a-8975-17c353900d4c/sv-benchmarks/c/nla-digbench/fermat2-ll.c[524,537] [2024-11-13 22:35:10,834 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:35:10,848 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:35:10,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:10 WrapperNode [2024-11-13 22:35:10,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:35:10,850 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:35:10,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:35:10,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:35:10,856 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:10" (1/1) ... [2024-11-13 22:35:10,864 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:10" (1/1) ... [2024-11-13 22:35:10,884 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2024-11-13 22:35:10,884 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:35:10,885 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:35:10,885 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:35:10,886 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:35:10,892 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:10" (1/1) ... [2024-11-13 22:35:10,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:10" (1/1) ... [2024-11-13 22:35:10,897 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:10" (1/1) ... [2024-11-13 22:35:10,897 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:10" (1/1) ... [2024-11-13 22:35:10,905 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:10" (1/1) ... [2024-11-13 22:35:10,910 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:10" (1/1) ... [2024-11-13 22:35:10,914 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:10" (1/1) ... [2024-11-13 22:35:10,917 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:10" (1/1) ... [2024-11-13 22:35:10,919 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:35:10,922 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:35:10,924 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:35:10,925 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:35:10,926 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:10" (1/1) ... [2024-11-13 22:35:10,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:35:10,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12924e17-144d-4b1a-8975-17c353900d4c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:35:10,973 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12924e17-144d-4b1a-8975-17c353900d4c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:35:10,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12924e17-144d-4b1a-8975-17c353900d4c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:35:11,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:35:11,024 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:35:11,024 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:35:11,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:35:11,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:35:11,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:35:11,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:35:11,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:35:11,113 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:35:11,116 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:35:11,365 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 22:35:11,365 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:35:11,452 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:35:11,452 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:35:11,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:35:11 BoogieIcfgContainer [2024-11-13 22:35:11,453 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:35:11,456 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:35:11,456 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:35:11,470 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:35:11,470 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:35:11" (1/1) ... [2024-11-13 22:35:11,483 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:35:11,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:11,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-13 22:35:11,570 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-13 22:35:11,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:35:11,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:11,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:11,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:11,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:35:11,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:11,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2024-11-13 22:35:11,908 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2024-11-13 22:35:11,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:35:11,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:11,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:11,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:35:12,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:12,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:35:12,079 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:35:12,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:35:13,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:13,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2024-11-13 22:35:13,758 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2024-11-13 22:35:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:35:13,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:13,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:13,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:16,807 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:35:18,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:18,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2024-11-13 22:35:18,698 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2024-11-13 22:35:18,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:35:18,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:18,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:18,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:35:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:18,797 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 22:35:18,800 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:35:36,717 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:35:58,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:36:03,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:36:05,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:36:09,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.37s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:36:29,128 WARN L286 SmtUtils]: Spent 11.26s on a formula simplification. DAG size of input: 48 DAG size of output: 25 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:36:39,578 WARN L286 SmtUtils]: Spent 5.46s on a formula simplification. DAG size of input: 49 DAG size of output: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:36:47,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:36:49,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:36:51,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:51,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 35 transitions. [2024-11-13 22:36:51,926 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2024-11-13 22:36:51,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:36:51,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:51,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:36:51,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:36:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:52,002 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 22:36:52,004 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:10,041 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:37:10,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:10,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 37 transitions. [2024-11-13 22:37:10,162 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-13 22:37:10,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:37:10,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:10,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:37:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:37:10,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 22:37:10,286 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:37:46,991 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:38:18,498 WARN L286 SmtUtils]: Spent 5.33s on a formula simplification. DAG size of input: 65 DAG size of output: 51 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:38:31,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:38:35,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:40:44,229 WARN L286 SmtUtils]: Spent 9.21s on a formula simplification. DAG size of input: 79 DAG size of output: 50 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:41:00,854 WARN L286 SmtUtils]: Spent 10.46s on a formula simplification that was a NOOP. DAG size: 51 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:41:02,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:41:02,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:02,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 19 states and 23 transitions. [2024-11-13 22:41:02,770 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 22:41:02,771 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:41:02,771 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2024-11-13 22:41:02,779 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:41:18,435 WARN L286 SmtUtils]: Spent 12.90s on a formula simplification. DAG size of input: 55 DAG size of output: 28 (called from [L 625] de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.computeHoareAnnotation) [2024-11-13 22:41:28,596 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:41:28,597 INFO L77 FloydHoareUtils]: At program point L33-2(lines 33 44) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-11-13 22:41:28,597 INFO L77 FloydHoareUtils]: At program point L27(line 27) the Hoare annotation is: true [2024-11-13 22:41:28,597 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: true [2024-11-13 22:41:28,597 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: (<= (+ (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|) 2) (+ (* 2 |ULTIMATE.start_main_~R~0#1|) |ULTIMATE.start_main_~A~0#1|)) [2024-11-13 22:41:28,597 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:41:28,597 INFO L77 FloydHoareUtils]: At program point L34(line 34) the Hoare annotation is: (not (let ((.cse0 (let ((.cse1 (div (+ (* (- 1) |ULTIMATE.start_main_~u~0#1|) 1) 2))) (* .cse1 .cse1)))) (and (= 5 |ULTIMATE.start_main_~v~0#1|) (= (mod (+ |ULTIMATE.start_main_~u~0#1| 1) 2) 0) (<= (+ 3 .cse0) (+ |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~u~0#1|)) (<= 3 (+ |ULTIMATE.start_main_~r~0#1| |ULTIMATE.start_main_~v~0#1|)) (= (+ |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~r~0#1| 4) .cse0)))) [2024-11-13 22:41:28,597 INFO L77 FloydHoareUtils]: At program point L34-1(lines 33 44) the Hoare annotation is: (let ((.cse4 (* |ULTIMATE.start_main_~r~0#1| 4)) (.cse0 (* |ULTIMATE.start_main_~A~0#1| 4)) (.cse1 (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|)) (.cse2 (* 2 |ULTIMATE.start_main_~u~0#1|)) (.cse5 (* 2 |ULTIMATE.start_main_~v~0#1|)) (.cse6 (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) (and (let ((.cse3 (+ .cse5 .cse6 1))) (or (< (+ .cse0 .cse1 .cse2) .cse3) (< (+ .cse0 .cse4 .cse1 .cse2) .cse3))) (let ((.cse7 (+ .cse5 .cse6))) (or (< .cse7 (+ .cse0 .cse4 .cse1 .cse2 1)) (< .cse7 (+ .cse0 .cse1 .cse2 1)))))) [2024-11-13 22:41:28,597 INFO L77 FloydHoareUtils]: At program point L47(line 47) the Hoare annotation is: true [2024-11-13 22:41:28,598 INFO L77 FloydHoareUtils]: At program point L37-2(lines 33 44) the Hoare annotation is: true [2024-11-13 22:41:28,598 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 8 10) the Hoare annotation is: true [2024-11-13 22:41:28,598 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 8 10) the Hoare annotation is: (not (= |assume_abort_if_not_#in~cond| 0)) [2024-11-13 22:41:28,598 INFO L77 FloydHoareUtils]: At program point L13(lines 13 14) the Hoare annotation is: true [2024-11-13 22:41:28,598 INFO L77 FloydHoareUtils]: At program point L12(lines 12 15) the Hoare annotation is: (or (and (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (<= 1 __VERIFIER_assert_~cond)) (= __VERIFIER_assert_~cond 0)) [2024-11-13 22:41:28,598 INFO L77 FloydHoareUtils]: At program point L12-2(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-13 22:41:28,598 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-13 22:41:28,598 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 0)) (< |__VERIFIER_assert_#in~cond| 1))) [2024-11-13 22:41:28,598 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 14) the Hoare annotation is: true [2024-11-13 22:41:28,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:41:28 ImpRootNode [2024-11-13 22:41:28,612 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:41:28,613 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:41:28,613 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:41:28,613 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:41:28,614 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:35:11" (3/4) ... [2024-11-13 22:41:28,616 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:41:28,619 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-13 22:41:28,619 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-13 22:41:28,622 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-13 22:41:28,622 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 22:41:28,623 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:41:28,623 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:41:28,706 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12924e17-144d-4b1a-8975-17c353900d4c/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:41:28,707 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12924e17-144d-4b1a-8975-17c353900d4c/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:41:28,707 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:41:28,708 INFO L158 Benchmark]: Toolchain (without parser) took 378202.37ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 79.8MB in the end (delta: 13.0MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-11-13 22:41:28,708 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:41:28,709 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.76ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 81.3MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:41:28,709 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.60ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:41:28,710 INFO L158 Benchmark]: Boogie Preprocessor took 36.32ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 79.4MB in the end (delta: 694.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:41:28,711 INFO L158 Benchmark]: RCFGBuilder took 530.65ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 67.9MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:41:28,711 INFO L158 Benchmark]: CodeCheck took 377156.88ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 83.3MB in the end (delta: -15.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:41:28,711 INFO L158 Benchmark]: Witness Printer took 93.93ms. Allocated memory is still 117.4MB. Free memory was 83.3MB in the beginning and 79.8MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:41:28,713 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 3 procedures, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 351.3s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 246 SdHoareTripleChecker+Valid, 56.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 37 mSDsluCounter, 171 SdHoareTripleChecker+Invalid, 56.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 42 mSDsCounter, 154 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 394 IncrementalHoareTripleChecker+Invalid, 548 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 154 mSolverCounterUnsat, 129 mSDtfsCounter, 394 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 900 GetRequests, 819 SyntacticMatches, 26 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1052 ImplicationChecksByTransitivity, 320.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 76.2s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 106 ConstructedInterpolants, 0 QuantifiedInterpolants, 2206 SizeOfPredicates, 4 NumberOfNonLiveVariables, 260 ConjunctsInSsa, 67 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 17/37 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 - ProcedureContractResult [Line: 8]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (cond != 0) - ProcedureContractResult [Line: 11]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((0 < cond) || (cond == 0)) Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.76ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 81.3MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.60ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.32ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 79.4MB in the end (delta: 694.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 530.65ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 67.9MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 377156.88ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 83.3MB in the end (delta: -15.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 93.93ms. Allocated memory is still 117.4MB. Free memory was 83.3MB in the beginning and 79.8MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 22:41:28,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12924e17-144d-4b1a-8975-17c353900d4c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE