./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/verifythis/elimination_max_rec.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/verifythis/elimination_max_rec.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1d89bfe4b4c4586e423a8e3ebdbb120ac074219803de53807cd9f075553c6e3a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:42:32,243 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:42:32,294 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 04:42:32,297 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:42:32,298 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:42:32,316 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:42:32,317 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:42:32,317 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:42:32,317 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:42:32,317 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:42:32,317 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:42:32,318 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:42:32,318 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:42:32,318 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 04:42:32,318 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 04:42:32,318 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 04:42:32,318 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:42:32,318 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:42:32,318 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:42:32,318 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:42:32,318 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:42:32,319 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:42:32,319 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:42:32,319 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:42:32,319 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:42:32,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:42:32,319 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:42:32,319 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:42:32,319 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:42:32,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:42:32,320 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_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 1d89bfe4b4c4586e423a8e3ebdbb120ac074219803de53807cd9f075553c6e3a [2024-12-06 04:42:32,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:42:32,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:42:32,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:42:32,536 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:42:32,536 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:42:32,538 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/verifythis/elimination_max_rec.c [2024-12-06 04:42:35,172 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b/data/0d25346f1/d26cc17d41b14e92b271a39539eb5e61/FLAG3d3c187c1 [2024-12-06 04:42:35,372 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:42:35,373 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/sv-benchmarks/c/verifythis/elimination_max_rec.c [2024-12-06 04:42:35,379 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b/data/0d25346f1/d26cc17d41b14e92b271a39539eb5e61/FLAG3d3c187c1 [2024-12-06 04:42:35,733 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b/data/0d25346f1/d26cc17d41b14e92b271a39539eb5e61 [2024-12-06 04:42:35,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:42:35,736 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:42:35,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:42:35,738 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:42:35,742 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:42:35,743 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:42:35" (1/1) ... [2024-12-06 04:42:35,744 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@398a9ebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:35, skipping insertion in model container [2024-12-06 04:42:35,744 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:42:35" (1/1) ... [2024-12-06 04:42:35,757 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:42:35,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:42:35,891 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:42:35,908 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:42:35,918 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:42:35,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:35 WrapperNode [2024-12-06 04:42:35,919 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:42:35,920 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:42:35,920 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:42:35,920 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:42:35,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:35" (1/1) ... [2024-12-06 04:42:35,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:35" (1/1) ... [2024-12-06 04:42:35,950 INFO L138 Inliner]: procedures = 19, calls = 21, calls flagged for inlining = 8, calls inlined = 9, statements flattened = 84 [2024-12-06 04:42:35,951 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:42:35,951 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:42:35,951 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:42:35,951 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:42:35,958 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:35" (1/1) ... [2024-12-06 04:42:35,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:35" (1/1) ... [2024-12-06 04:42:35,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:35" (1/1) ... [2024-12-06 04:42:35,960 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:35" (1/1) ... [2024-12-06 04:42:35,964 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:35" (1/1) ... [2024-12-06 04:42:35,965 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:35" (1/1) ... [2024-12-06 04:42:35,967 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:35" (1/1) ... [2024-12-06 04:42:35,968 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:35" (1/1) ... [2024-12-06 04:42:35,969 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:35" (1/1) ... [2024-12-06 04:42:35,970 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:42:35,971 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:42:35,971 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:42:35,971 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:42:35,972 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:35" (1/1) ... [2024-12-06 04:42:35,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:42:35,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:42:35,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:42:35,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:42:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:42:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:42:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure check [2024-12-06 04:42:36,018 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2024-12-06 04:42:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:42:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:42:36,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:42:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 04:42:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:42:36,077 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:42:36,079 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:42:36,273 INFO L? ?]: Removed 53 outVars from TransFormulas that were not future-live. [2024-12-06 04:42:36,273 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:42:36,327 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:42:36,327 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:42:36,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:42:36 BoogieIcfgContainer [2024-12-06 04:42:36,328 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:42:36,328 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:42:36,329 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:42:36,336 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:42:36,336 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:42:36" (1/1) ... [2024-12-06 04:42:36,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:42:36,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:36,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 38 states and 41 transitions. [2024-12-06 04:42:36,385 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2024-12-06 04:42:36,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 04:42:36,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:36,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:36,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:36,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:42:36,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:36,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 41 states and 45 transitions. [2024-12-06 04:42:36,786 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2024-12-06 04:42:36,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:42:36,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:36,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:36,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:42:37,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:37,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 53 transitions. [2024-12-06 04:42:37,236 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 53 transitions. [2024-12-06 04:42:37,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:42:37,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:37,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:37,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:42:38,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:38,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 51 states and 61 transitions. [2024-12-06 04:42:38,474 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2024-12-06 04:42:38,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:42:38,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:38,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:38,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:38,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:42:38,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:38,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 50 states and 60 transitions. [2024-12-06 04:42:38,593 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2024-12-06 04:42:38,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:42:38,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:38,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:38,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:38,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:42:38,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:38,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 59 transitions. [2024-12-06 04:42:38,633 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2024-12-06 04:42:38,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:42:38,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:38,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:38,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:39,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:42:39,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:39,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 53 states and 64 transitions. [2024-12-06 04:42:39,944 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 64 transitions. [2024-12-06 04:42:39,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:42:39,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:39,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:39,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:40,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:42:40,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:40,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 52 states and 63 transitions. [2024-12-06 04:42:40,432 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 63 transitions. [2024-12-06 04:42:40,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:42:40,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:40,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:40,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:40,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:42:40,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:40,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 62 transitions. [2024-12-06 04:42:40,779 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2024-12-06 04:42:40,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 04:42:40,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:40,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:40,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:42:41,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:41,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 50 states and 61 transitions. [2024-12-06 04:42:41,733 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2024-12-06 04:42:41,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:42:41,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:41,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:42,286 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:42:44,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:44,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 59 states and 76 transitions. [2024-12-06 04:42:44,751 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2024-12-06 04:42:44,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 04:42:44,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:44,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:44,788 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:42:45,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:45,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 59 states and 75 transitions. [2024-12-06 04:42:45,271 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 75 transitions. [2024-12-06 04:42:45,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 04:42:45,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:45,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:45,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:46,058 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:42:48,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:48,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 65 states and 86 transitions. [2024-12-06 04:42:48,344 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2024-12-06 04:42:48,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:42:48,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:48,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:48,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:42:48,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:48,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 67 states and 89 transitions. [2024-12-06 04:42:48,382 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 89 transitions. [2024-12-06 04:42:48,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:42:48,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:48,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:48,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:42:51,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:51,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 70 states and 98 transitions. [2024-12-06 04:42:51,322 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2024-12-06 04:42:51,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:42:51,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:51,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:51,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:51,640 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:42:52,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:52,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 73 states and 101 transitions. [2024-12-06 04:42:52,615 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 101 transitions. [2024-12-06 04:42:52,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:42:52,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:52,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:52,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:42:52,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:52,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 72 states and 100 transitions. [2024-12-06 04:42:52,654 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2024-12-06 04:42:52,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:42:52,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:52,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:52,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:53,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:42:57,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:57,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 78 states and 130 transitions. [2024-12-06 04:42:57,081 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 130 transitions. [2024-12-06 04:42:57,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 04:42:57,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:57,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:57,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:43:03,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:03,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 88 states and 153 transitions. [2024-12-06 04:43:03,089 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 153 transitions. [2024-12-06 04:43:03,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:43:03,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:03,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:43:03,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:04,433 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:43:08,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:08,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 94 states and 168 transitions. [2024-12-06 04:43:08,699 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 168 transitions. [2024-12-06 04:43:08,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:43:08,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:08,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:43:08,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:09,744 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:43:13,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:13,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 97 states and 185 transitions. [2024-12-06 04:43:13,121 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 185 transitions. [2024-12-06 04:43:13,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:43:13,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:13,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:43:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:15,046 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:43:21,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:21,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 100 states and 201 transitions. [2024-12-06 04:43:21,042 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-12-06 04:43:21,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:43:21,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:21,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:43:21,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:21,130 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 04:43:26,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:26,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 42 states and 54 transitions. [2024-12-06 04:43:26,171 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2024-12-06 04:43:26,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 04:43:26,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:26,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:43:26,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:28,960 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 04:43:42,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:42,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 51 states and 80 transitions. [2024-12-06 04:43:42,476 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 80 transitions. [2024-12-06 04:43:42,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 04:43:42,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:42,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:43:42,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:47,226 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 13 proven. 80 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:44:00,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:00,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 56 states and 89 transitions. [2024-12-06 04:44:00,782 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 89 transitions. [2024-12-06 04:44:00,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 04:44:00,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:00,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:44:00,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:02,343 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 13 proven. 80 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:44:04,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:04,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 56 states and 89 transitions. [2024-12-06 04:44:04,077 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 89 transitions. [2024-12-06 04:44:04,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 04:44:04,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:04,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:44:04,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:06,571 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 13 proven. 80 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:44:08,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:08,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 56 states and 89 transitions. [2024-12-06 04:44:08,417 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 89 transitions. [2024-12-06 04:44:08,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 04:44:08,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:08,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:44:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:09,381 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 13 proven. 80 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:44:09,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:09,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 56 states and 89 transitions. [2024-12-06 04:44:09,587 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 89 transitions. [2024-12-06 04:44:09,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 04:44:09,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:09,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:44:09,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:10,885 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 4 proven. 36 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:44:15,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:15,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 44 states and 58 transitions. [2024-12-06 04:44:15,211 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2024-12-06 04:44:15,211 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 04:44:15,211 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 29 iterations. [2024-12-06 04:44:15,219 INFO L726 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2024-12-06 04:44:18,669 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 04:44:18,669 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_FREE(line 48) the Hoare annotation is: true [2024-12-06 04:44:18,669 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_FREE(line 48) the Hoare annotation is: true [2024-12-06 04:44:18,669 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_FREE(line 48) the Hoare annotation is: true [2024-12-06 04:44:18,669 INFO L77 FloydHoareUtils]: At program point L48(line 48) the Hoare annotation is: true [2024-12-06 04:44:18,669 INFO L77 FloydHoareUtils]: At program point L48-1(line 48) the Hoare annotation is: true [2024-12-06 04:44:18,670 INFO L77 FloydHoareUtils]: At program point L46(line 46) the Hoare annotation is: (let ((.cse0 (div |ULTIMATE.start_main_~n~0#1| 1073741824))) (and (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= .cse0 0) (= ((as const (Array Int Int)) 0) (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|)) (= (+ (select |#length| |ULTIMATE.start_main_~a~0#1.base|) (* .cse0 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4)) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))) [2024-12-06 04:44:18,670 INFO L77 FloydHoareUtils]: At program point L48-2(line 48) the Hoare annotation is: true [2024-12-06 04:44:18,670 INFO L77 FloydHoareUtils]: At program point L46-1(line 46) the Hoare annotation is: true [2024-12-06 04:44:18,670 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK(lines 41 50) the Hoare annotation is: true [2024-12-06 04:44:18,670 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 04:44:18,670 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 41 50) the Hoare annotation is: true [2024-12-06 04:44:18,670 INFO L77 FloydHoareUtils]: At program point checkErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) the Hoare annotation is: true [2024-12-06 04:44:18,670 INFO L75 FloydHoareUtils]: For program point checkErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 04:44:18,670 INFO L77 FloydHoareUtils]: At program point checkErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) the Hoare annotation is: true [2024-12-06 04:44:18,671 INFO L77 FloydHoareUtils]: At program point L11(line 11) the Hoare annotation is: (let ((.cse0 (= |check_~a#1.offset| 0)) (.cse1 (= ((as const (Array Int Int)) 0) (select |#memory_int| |check_~a#1.base|))) (.cse2 (<= (+ (* |check_~y#1| 4) 4) (select |#length| |check_~a#1.base|))) (.cse3 (= (select |#valid| |check_~a#1.base|) 1)) (.cse4 (<= (+ |check_~y#1| 1) |check_~n#1|)) (.cse5 (not (= |check___VERIFIER_assert_~cond#1| 0)))) (or (and .cse0 .cse1 (<= 1 |check_~y#1|) .cse2 (= |check_~x#1| 0) .cse3 .cse4 .cse5) (and (<= (+ |check_~x#1| 1) |check_~y#1|) (<= 1 |check_~x#1|) (= |check_~x#1| |check_#in~x#1|) .cse0 .cse1 .cse2 .cse3 .cse4 (<= |check_~y#1| |check_#in~y#1|) .cse5 (= |check_~a#1.base| |check_#in~a#1.base|)))) [2024-12-06 04:44:18,671 INFO L77 FloydHoareUtils]: At program point L11-2(line 11) the Hoare annotation is: true [2024-12-06 04:44:18,671 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: true [2024-12-06 04:44:18,671 INFO L77 FloydHoareUtils]: At program point checkErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) the Hoare annotation is: true [2024-12-06 04:44:18,671 INFO L75 FloydHoareUtils]: For program point checkErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 04:44:18,671 INFO L77 FloydHoareUtils]: At program point checkEXIT(lines 16 39) the Hoare annotation is: true [2024-12-06 04:44:18,671 INFO L77 FloydHoareUtils]: At program point checkErr9ASSERT_VIOLATIONMEMORY_LEAK(line 5) the Hoare annotation is: true [2024-12-06 04:44:18,671 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: (let ((.cse0 (= |check_~a#1.offset| 0)) (.cse1 (= ((as const (Array Int Int)) 0) (select |#memory_int| |check_~a#1.base|))) (.cse2 (<= (+ (* |check_~y#1| 4) 4) (select |#length| |check_~a#1.base|))) (.cse3 (<= |check_~y0~0#1| |check_~y#1|)) (.cse4 (= (select |#valid| |check_~a#1.base|) 1)) (.cse5 (<= (+ |check_~y#1| 1) |check_~n#1|))) (or (and (<= (+ |check_~x#1| 1) |check_~y#1|) (<= 1 |check_~x#1|) (= |check_~x#1| |check_#in~x#1|) .cse0 .cse1 .cse2 .cse3 (<= 1 |check_~x0~0#1|) .cse4 .cse5 (<= |check_~y#1| |check_#in~y#1|) (= |check_~a#1.base| |check_#in~a#1.base|)) (and .cse0 (= |check_~x0~0#1| 0) .cse1 (<= 1 |check_~y#1|) .cse2 (= |check_~x#1| 0) .cse3 .cse4 .cse5))) [2024-12-06 04:44:18,672 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: (let ((.cse0 (= |check_~a#1.offset| 0)) (.cse1 (= ((as const (Array Int Int)) 0) (select |#memory_int| |check_~a#1.base|))) (.cse2 (= |check_#t~mem5#1| 0)) (.cse3 (<= (+ (* |check_~y#1| 4) 4) (select |#length| |check_~a#1.base|))) (.cse4 (<= |check_~y0~0#1| |check_~y#1|)) (.cse5 (= (select |#valid| |check_~a#1.base|) 1)) (.cse6 (<= (+ |check_~y#1| 1) |check_~n#1|))) (or (and (<= (+ |check_~x#1| 1) |check_~y#1|) (<= 1 |check_~x#1|) (= |check_~x#1| |check_#in~x#1|) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |check_~x0~0#1|) .cse5 .cse6 (<= |check_~y#1| |check_#in~y#1|) (= |check_~a#1.base| |check_#in~a#1.base|)) (and .cse0 (= |check_~x0~0#1| 0) .cse1 (<= 1 |check_~y#1|) .cse2 .cse3 (= |check_~x#1| 0) .cse4 .cse5 .cse6))) [2024-12-06 04:44:18,672 INFO L75 FloydHoareUtils]: For program point checkErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 04:44:18,672 INFO L77 FloydHoareUtils]: At program point L25-4(lines 25 26) the Hoare annotation is: (let ((.cse7 (select |#length| |check_~a#1.base|))) (let ((.cse0 (= |check_~a#1.offset| 0)) (.cse1 (= ((as const (Array Int Int)) 0) (select |#memory_int| |check_~a#1.base|))) (.cse2 (<= (+ (* |check_~y0~0#1| 4) 4) .cse7)) (.cse3 (<= (+ (* |check_~y#1| 4) 4) .cse7)) (.cse4 (= (select |#valid| |check_~a#1.base|) 1)) (.cse5 (<= (+ |check_~y#1| 1) |check_~n#1|)) (.cse6 (<= (+ (* |check_~x#1| 4) 4) .cse7))) (or (and (<= |check_~x#1| |check_#in~y#1|) .cse0 .cse1 .cse2 (<= 2 |check_~x#1|) .cse3 (<= (+ |check_#in~x#1| 1) |check_~x#1|) (<= 1 |check_~x0~0#1|) .cse4 .cse5 (<= |check_~y#1| |check_#in~y#1|) .cse6 (<= 2 |check_~y#1|) (= |check_~a#1.base| |check_#in~a#1.base|)) (and (<= 1 |check_~x#1|) .cse0 (= |check_~x0~0#1| 0) .cse1 .cse2 (<= 1 |check_~y#1|) .cse3 .cse4 .cse5 .cse6)))) [2024-12-06 04:44:18,672 INFO L77 FloydHoareUtils]: At program point L17(line 17) the Hoare annotation is: (let ((.cse0 (= |check_~a#1.offset| 0)) (.cse1 (= ((as const (Array Int Int)) 0) (select |#memory_int| |check_~a#1.base|))) (.cse2 (<= (+ (* |check_~y#1| 4) 4) (select |#length| |check_~a#1.base|))) (.cse3 (= (select |#valid| |check_~a#1.base|) 1)) (.cse4 (<= (+ |check_~y#1| 1) |check_~n#1|))) (or (and (<= 1 |check_~x#1|) (= |check_~x#1| |check_#in~x#1|) .cse0 .cse1 .cse2 (<= |check_#in~y#1| |check_~y#1|) .cse3 .cse4 (<= |check_~y#1| |check_#in~y#1|) (= |check_~a#1.base| |check_#in~a#1.base|)) (and .cse0 .cse1 .cse2 (= |check_~x#1| 0) .cse3 .cse4))) [2024-12-06 04:44:18,672 INFO L75 FloydHoareUtils]: For program point checkErr0ASSERT_VIOLATIONMEMORY_LEAK(line 5) no Hoare annotation was computed. [2024-12-06 04:44:18,672 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 16 39) the Hoare annotation is: (let ((.cse0 (<= (+ |check_#in~y#1| 1) |check_#in~n#1|)) (.cse1 (<= (+ (* |check_#in~y#1| 4) 4) (select |#length| |check_#in~a#1.base|))) (.cse2 (= ((as const (Array Int Int)) 0) (select |#memory_int| |check_#in~a#1.base|))) (.cse3 (= (select |#valid| |check_#in~a#1.base|) 1)) (.cse4 (= |check_#in~a#1.offset| 0))) (or (and .cse0 .cse1 .cse2 (= |check_#in~x#1| 0) .cse3 .cse4) (and .cse0 (<= 1 |check_#in~x#1|) .cse1 .cse2 .cse3 .cse4))) [2024-12-06 04:44:18,672 INFO L77 FloydHoareUtils]: At program point checkFINAL(lines 16 39) the Hoare annotation is: true [2024-12-06 04:44:18,672 INFO L75 FloydHoareUtils]: For program point L5(line 5) no Hoare annotation was computed. [2024-12-06 04:44:18,673 INFO L77 FloydHoareUtils]: At program point L5-2(line 5) the Hoare annotation is: true [2024-12-06 04:44:18,673 INFO L77 FloydHoareUtils]: At program point L34(line 34) the Hoare annotation is: true [2024-12-06 04:44:18,673 INFO L75 FloydHoareUtils]: For program point checkErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 04:44:18,673 INFO L75 FloydHoareUtils]: For program point checkErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 04:44:18,673 INFO L77 FloydHoareUtils]: At program point L10(lines 10 12) the Hoare annotation is: (let ((.cse0 (= |check_~a#1.offset| 0)) (.cse1 (= ((as const (Array Int Int)) 0) (select |#memory_int| |check_~a#1.base|))) (.cse2 (<= (+ (* |check_~y#1| 4) 4) (select |#length| |check_~a#1.base|))) (.cse3 (= (select |#valid| |check_~a#1.base|) 1)) (.cse4 (<= (+ |check_~y#1| 1) |check_~n#1|))) (or (and (<= (+ |check_~x#1| 1) |check_~y#1|) (<= 1 |check_~x#1|) (= |check_~x#1| |check_#in~x#1|) .cse0 .cse1 .cse2 .cse3 .cse4 (<= |check_~y#1| |check_#in~y#1|) (= |check_~a#1.base| |check_#in~a#1.base|)) (and .cse0 .cse1 (<= 1 |check_~y#1|) .cse2 (= |check_~x#1| 0) .cse3 .cse4))) [2024-12-06 04:44:18,673 INFO L77 FloydHoareUtils]: At program point L10-1(lines 10 12) the Hoare annotation is: true [2024-12-06 04:44:18,673 INFO L77 FloydHoareUtils]: At program point L35(line 35) the Hoare annotation is: (= (select |#valid| |check_~a#1.base|) 1) [2024-12-06 04:44:18,685 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-06 04:44:18,686 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-06 04:44:18,686 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown expressions could not be backtranslated (possibly during translation to Boogie) [2024-12-06 04:44:18,686 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int [2024-12-06 04:44:18,686 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int,GLOBAL] [2024-12-06 04:44:18,686 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 04:44:18,686 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 04:44:18,687 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~a!offset [2024-12-06 04:44:18,687 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-12-06 04:44:18,687 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-12-06 04:44:18,687 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown expressions could not be backtranslated (possibly during translation to Boogie) [2024-12-06 04:44:18,687 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int [2024-12-06 04:44:18,687 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int,GLOBAL] [2024-12-06 04:44:18,687 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 04:44:18,688 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-12-06 04:44:18,688 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~a!offset [2024-12-06 04:44:18,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:44:18 ImpRootNode [2024-12-06 04:44:18,690 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:44:18,691 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:44:18,691 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:44:18,691 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:44:18,691 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:42:36" (3/4) ... [2024-12-06 04:44:18,693 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 04:44:18,695 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure check [2024-12-06 04:44:18,698 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-12-06 04:44:18,698 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-12-06 04:44:18,698 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 04:44:18,698 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 04:44:18,761 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 04:44:18,761 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 04:44:18,761 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:44:18,762 INFO L158 Benchmark]: Toolchain (without parser) took 103026.12ms. Allocated memory was 142.6MB in the beginning and 629.1MB in the end (delta: 486.5MB). Free memory was 119.3MB in the beginning and 434.1MB in the end (delta: -314.8MB). Peak memory consumption was 170.0MB. Max. memory is 16.1GB. [2024-12-06 04:44:18,763 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory was 81.4MB in the beginning and 81.4MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:44:18,763 INFO L158 Benchmark]: CACSL2BoogieTranslator took 181.93ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 108.1MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:44:18,763 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.83ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 106.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:44:18,763 INFO L158 Benchmark]: Boogie Preprocessor took 19.14ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 105.7MB in the end (delta: 892.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:44:18,764 INFO L158 Benchmark]: RCFGBuilder took 356.98ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 86.2MB in the end (delta: 19.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 04:44:18,764 INFO L158 Benchmark]: CodeCheck took 102361.95ms. Allocated memory was 142.6MB in the beginning and 629.1MB in the end (delta: 486.5MB). Free memory was 86.2MB in the beginning and 438.4MB in the end (delta: -352.2MB). Peak memory consumption was 136.5MB. Max. memory is 16.1GB. [2024-12-06 04:44:18,764 INFO L158 Benchmark]: Witness Printer took 70.68ms. Allocated memory is still 629.1MB. Free memory was 438.4MB in the beginning and 434.1MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:44:18,766 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, 38 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 98.9s, OverallIterations: 29, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2339 SdHoareTripleChecker+Valid, 19.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1721 mSDsluCounter, 1072 SdHoareTripleChecker+Invalid, 16.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 560 mSDsCounter, 2820 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13327 IncrementalHoareTripleChecker+Invalid, 16147 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2820 mSolverCounterUnsat, 512 mSDtfsCounter, 13327 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8326 GetRequests, 7455 SyntacticMatches, 246 SemanticMatches, 625 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186837 ImplicationChecksByTransitivity, 89.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 23.4s InterpolantComputationTime, 606 NumberOfCodeBlocks, 606 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 578 ConstructedInterpolants, 0 QuantifiedInterpolants, 7040 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 12 PerfectInterpolantSequences, 93/523 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 48]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 48]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 48]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 41]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 5]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 5]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 14 specifications checked. All of them hold - ProcedureContractResult [Line: 16]: Procedure Contract for check Derived contract for procedure check. Requires: (((((long long) y + 1) <= n) && (x == 0)) || ((((long long) y + 1) <= n) && (1 <= x))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory was 81.4MB in the beginning and 81.4MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 181.93ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 108.1MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.83ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 106.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.14ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 105.7MB in the end (delta: 892.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 356.98ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 86.2MB in the end (delta: 19.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 102361.95ms. Allocated memory was 142.6MB in the beginning and 629.1MB in the end (delta: 486.5MB). Free memory was 86.2MB in the beginning and 438.4MB in the end (delta: -352.2MB). Peak memory consumption was 136.5MB. Max. memory is 16.1GB. * Witness Printer took 70.68ms. Allocated memory is still 629.1MB. Free memory was 438.4MB in the beginning and 434.1MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown expressions could not be backtranslated (possibly during translation to Boogie) - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~a!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown expressions could not be backtranslated (possibly during translation to Boogie) - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~a!offset RESULT: Ultimate proved your program to be correct! [2024-12-06 04:44:18,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8e30791-f44f-4720-9937-3cf9884ab12f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE