./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/loops/nec40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c077c0c-3f35-41d8-8c68-a36eb036fe22/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c077c0c-3f35-41d8-8c68-a36eb036fe22/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_8c077c0c-3f35-41d8-8c68-a36eb036fe22/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c077c0c-3f35-41d8-8c68-a36eb036fe22/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/loops/nec40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c077c0c-3f35-41d8-8c68-a36eb036fe22/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c077c0c-3f35-41d8-8c68-a36eb036fe22/bin/ukojak-verify-EEHR8qb7sm --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 a8ae9bcd5a551c2558190e4ca1b7d8543f9adf38b9d950429bd2292753c8e588 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:13:32,494 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:13:32,583 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c077c0c-3f35-41d8-8c68-a36eb036fe22/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-13 23:13:32,593 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:13:32,594 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:13:32,638 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:13:32,639 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:13:32,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:13:32,640 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:13:32,640 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:13:32,640 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:13:32,640 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:13:32,641 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:13:32,641 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 23:13:32,641 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 23:13:32,641 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 23:13:32,641 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:13:32,643 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:13:32,643 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:13:32,643 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:13:32,644 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:13:32,644 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:13:32,644 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:13:32,644 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:13:32,644 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:13:32,644 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:13:32,645 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:13:32,645 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:13:32,645 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:13:32,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:13:32,645 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_8c077c0c-3f35-41d8-8c68-a36eb036fe22/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 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 -> a8ae9bcd5a551c2558190e4ca1b7d8543f9adf38b9d950429bd2292753c8e588 [2024-11-13 23:13:32,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:13:33,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:13:33,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:13:33,010 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:13:33,010 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:13:33,012 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c077c0c-3f35-41d8-8c68-a36eb036fe22/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/loops/nec40.c Unable to find full path for "g++" [2024-11-13 23:13:34,955 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:13:35,275 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:13:35,276 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c077c0c-3f35-41d8-8c68-a36eb036fe22/sv-benchmarks/c/loops/nec40.c [2024-11-13 23:13:35,284 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c077c0c-3f35-41d8-8c68-a36eb036fe22/bin/ukojak-verify-EEHR8qb7sm/data/7f9dce9b4/82a8d042800e4d389f6c2ebce78b16ca/FLAG5320c0696 [2024-11-13 23:13:35,547 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c077c0c-3f35-41d8-8c68-a36eb036fe22/bin/ukojak-verify-EEHR8qb7sm/data/7f9dce9b4/82a8d042800e4d389f6c2ebce78b16ca [2024-11-13 23:13:35,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:13:35,551 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:13:35,553 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:13:35,553 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:13:35,558 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:13:35,559 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:13:35" (1/1) ... [2024-11-13 23:13:35,560 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7064913 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:35, skipping insertion in model container [2024-11-13 23:13:35,560 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:13:35" (1/1) ... [2024-11-13 23:13:35,575 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:13:35,732 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:13:35,755 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:13:35,771 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:13:35,809 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:13:35,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:35 WrapperNode [2024-11-13 23:13:35,810 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:13:35,811 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:13:35,811 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:13:35,811 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:13:35,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:35" (1/1) ... [2024-11-13 23:13:35,829 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:35" (1/1) ... [2024-11-13 23:13:35,869 INFO L138 Inliner]: procedures = 13, calls = 224, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 257 [2024-11-13 23:13:35,869 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:13:35,870 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:13:35,870 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:13:35,870 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:13:35,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:35" (1/1) ... [2024-11-13 23:13:35,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:35" (1/1) ... [2024-11-13 23:13:35,889 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:35" (1/1) ... [2024-11-13 23:13:35,889 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:35" (1/1) ... [2024-11-13 23:13:35,911 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:35" (1/1) ... [2024-11-13 23:13:35,918 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:35" (1/1) ... [2024-11-13 23:13:35,924 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:35" (1/1) ... [2024-11-13 23:13:35,925 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:35" (1/1) ... [2024-11-13 23:13:35,931 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:13:35,931 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:13:35,931 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:13:35,935 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:13:35,937 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:35" (1/1) ... [2024-11-13 23:13:35,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:13:35,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c077c0c-3f35-41d8-8c68-a36eb036fe22/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:13:35,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c077c0c-3f35-41d8-8c68-a36eb036fe22/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:13:35,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c077c0c-3f35-41d8-8c68-a36eb036fe22/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:13:36,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:13:36,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:13:36,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:13:36,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:13:36,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:13:36,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:13:36,102 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:13:36,104 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:13:36,540 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 23:13:36,540 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:13:36,638 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:13:36,638 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:13:36,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:36 BoogieIcfgContainer [2024-11-13 23:13:36,639 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:13:36,640 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:13:36,640 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:13:36,651 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:13:36,651 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:36" (1/1) ... [2024-11-13 23:13:36,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:13:36,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:36,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2024-11-13 23:13:36,713 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2024-11-13 23:13:36,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 23:13:36,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:36,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:37,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:37,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:37,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2024-11-13 23:13:37,347 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2024-11-13 23:13:37,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 23:13:37,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:37,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:37,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:37,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:37,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:37,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2024-11-13 23:13:37,858 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2024-11-13 23:13:37,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:13:37,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:37,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:37,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:38,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:38,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:38,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 32 states and 43 transitions. [2024-11-13 23:13:38,281 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2024-11-13 23:13:38,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:13:38,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:38,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:38,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:38,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:38,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 35 states and 49 transitions. [2024-11-13 23:13:38,974 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2024-11-13 23:13:38,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:13:38,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:38,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:39,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:39,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:39,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:39,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 36 states and 52 transitions. [2024-11-13 23:13:39,324 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2024-11-13 23:13:39,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:13:39,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:39,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:39,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:39,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:39,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:39,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2024-11-13 23:13:39,817 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2024-11-13 23:13:39,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 23:13:39,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:39,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:39,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:40,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:40,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2024-11-13 23:13:40,113 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2024-11-13 23:13:40,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 23:13:40,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:40,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:40,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:40,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:40,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:40,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2024-11-13 23:13:40,415 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2024-11-13 23:13:40,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:13:40,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:40,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:40,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:40,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:40,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:40,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2024-11-13 23:13:40,593 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2024-11-13 23:13:40,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:13:40,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:40,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:40,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:40,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:40,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:40,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2024-11-13 23:13:40,897 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2024-11-13 23:13:40,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:13:40,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:40,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:40,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:41,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:41,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:41,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2024-11-13 23:13:41,809 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2024-11-13 23:13:41,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:13:41,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:41,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:41,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:42,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:42,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2024-11-13 23:13:42,187 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2024-11-13 23:13:42,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:13:42,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:42,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:42,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:43,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:43,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 53 states and 95 transitions. [2024-11-13 23:13:43,118 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 95 transitions. [2024-11-13 23:13:43,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:13:43,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:43,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:43,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:43,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:43,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:43,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 55 states and 104 transitions. [2024-11-13 23:13:43,567 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 104 transitions. [2024-11-13 23:13:43,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:13:43,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:43,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:43,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:43,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:43,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:43,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 55 states and 103 transitions. [2024-11-13 23:13:43,840 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 103 transitions. [2024-11-13 23:13:43,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:13:43,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:43,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:43,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:44,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:44,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:44,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 58 states and 118 transitions. [2024-11-13 23:13:44,666 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 118 transitions. [2024-11-13 23:13:44,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:13:44,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:44,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:44,716 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:13:44,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:44,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 58 states and 117 transitions. [2024-11-13 23:13:44,964 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 117 transitions. [2024-11-13 23:13:44,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:13:44,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:44,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:44,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:45,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:45,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:45,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 60 states and 128 transitions. [2024-11-13 23:13:45,407 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 128 transitions. [2024-11-13 23:13:45,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:13:45,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:45,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:45,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:45,446 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:13:45,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:45,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 60 states and 127 transitions. [2024-11-13 23:13:45,738 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 127 transitions. [2024-11-13 23:13:45,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:13:45,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:45,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:45,813 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:13:46,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:46,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 60 states and 126 transitions. [2024-11-13 23:13:46,084 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 126 transitions. [2024-11-13 23:13:46,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:13:46,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:46,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:46,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:46,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:46,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 61 states and 128 transitions. [2024-11-13 23:13:46,550 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 128 transitions. [2024-11-13 23:13:46,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:13:46,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:46,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:46,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:46,595 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:13:46,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:46,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 61 states and 127 transitions. [2024-11-13 23:13:46,919 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 127 transitions. [2024-11-13 23:13:46,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:13:46,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:46,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:46,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:47,049 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:47,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:47,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 63 states and 134 transitions. [2024-11-13 23:13:47,334 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 134 transitions. [2024-11-13 23:13:47,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:13:47,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:47,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:47,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:47,369 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:47,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:47,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 65 states and 136 transitions. [2024-11-13 23:13:47,687 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 136 transitions. [2024-11-13 23:13:47,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:13:47,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:47,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:47,810 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:47,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:47,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 67 states and 143 transitions. [2024-11-13 23:13:47,997 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 143 transitions. [2024-11-13 23:13:47,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:13:47,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:47,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:48,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:50,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:50,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 72 states and 162 transitions. [2024-11-13 23:13:50,037 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 162 transitions. [2024-11-13 23:13:50,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:13:50,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:50,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:50,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:50,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:50,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:50,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 73 states and 163 transitions. [2024-11-13 23:13:50,709 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 163 transitions. [2024-11-13 23:13:50,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:13:50,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:50,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:50,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:50,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:51,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:51,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 72 states and 161 transitions. [2024-11-13 23:13:51,045 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 161 transitions. [2024-11-13 23:13:51,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:13:51,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:51,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:51,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:51,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:51,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 73 states and 164 transitions. [2024-11-13 23:13:51,549 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 164 transitions. [2024-11-13 23:13:51,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:13:51,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:51,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:51,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:51,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:52,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:52,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 75 states and 168 transitions. [2024-11-13 23:13:52,377 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 168 transitions. [2024-11-13 23:13:52,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:13:52,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:52,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:52,618 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:54,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:54,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 79 states and 187 transitions. [2024-11-13 23:13:54,141 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 187 transitions. [2024-11-13 23:13:54,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:13:54,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:54,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:54,253 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:55,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:55,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 83 states and 204 transitions. [2024-11-13 23:13:55,690 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 204 transitions. [2024-11-13 23:13:55,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:13:55,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:55,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:55,713 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 23:13:55,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:55,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 83 states and 203 transitions. [2024-11-13 23:13:55,883 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 203 transitions. [2024-11-13 23:13:55,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:13:55,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:55,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:55,913 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 23:13:56,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:56,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 83 states and 202 transitions. [2024-11-13 23:13:56,084 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 202 transitions. [2024-11-13 23:13:56,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:13:56,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:56,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:56,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:56,112 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 23:13:57,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:57,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 88 states and 214 transitions. [2024-11-13 23:13:57,191 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 214 transitions. [2024-11-13 23:13:57,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:13:57,191 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:57,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:57,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:57,223 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 23:13:58,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:58,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 92 states and 224 transitions. [2024-11-13 23:13:58,746 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 224 transitions. [2024-11-13 23:13:58,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:13:58,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:58,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:58,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:58,777 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:13:59,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:59,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 92 states and 223 transitions. [2024-11-13 23:13:59,153 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 223 transitions. [2024-11-13 23:13:59,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:13:59,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:59,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:59,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:59,175 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:13:59,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:59,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 92 states and 222 transitions. [2024-11-13 23:13:59,548 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 222 transitions. [2024-11-13 23:13:59,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:13:59,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:59,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:59,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:59,914 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:14:00,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:14:00,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 95 states and 237 transitions. [2024-11-13 23:14:00,886 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 237 transitions. [2024-11-13 23:14:00,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:14:00,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:14:00,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:14:00,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:14:00,914 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:14:01,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:14:01,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 95 states and 236 transitions. [2024-11-13 23:14:01,238 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 236 transitions. [2024-11-13 23:14:01,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:14:01,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:14:01,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:14:01,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:14:01,362 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:14:01,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:14:01,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 97 states and 249 transitions. [2024-11-13 23:14:01,766 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 249 transitions. [2024-11-13 23:14:01,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:14:01,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:14:01,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:14:01,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:14:01,827 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 23:14:02,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:14:02,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 97 states and 248 transitions. [2024-11-13 23:14:02,288 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 248 transitions. [2024-11-13 23:14:02,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:14:02,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:14:02,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:14:02,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:14:02,322 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:14:02,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:14:02,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 97 states and 247 transitions. [2024-11-13 23:14:02,649 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 247 transitions. [2024-11-13 23:14:02,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:14:02,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:14:02,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:14:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:14:02,680 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 23:14:03,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:14:03,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 97 states and 246 transitions. [2024-11-13 23:14:03,089 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 246 transitions. [2024-11-13 23:14:03,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:14:03,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:14:03,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:14:03,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:14:03,209 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:14:03,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:14:03,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 98 states and 246 transitions. [2024-11-13 23:14:03,738 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 246 transitions. [2024-11-13 23:14:03,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:14:03,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:14:03,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:14:03,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:14:04,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:14:05,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:14:05,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 8 states and 7 transitions. [2024-11-13 23:14:05,300 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 7 transitions. [2024-11-13 23:14:05,300 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:14:05,300 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 47 iterations. [2024-11-13 23:14:05,314 INFO L729 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2024-11-13 23:14:05,368 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:14:05,368 INFO L75 FloydHoareUtils]: For program point L27(line 27) no Hoare annotation was computed. [2024-11-13 23:14:05,368 INFO L75 FloydHoareUtils]: For program point L27-1(lines 27 28) no Hoare annotation was computed. [2024-11-13 23:14:05,368 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:14:05,368 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:14:05,368 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 16 31) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-13 23:14:05,368 INFO L75 FloydHoareUtils]: For program point L3(line 3) no Hoare annotation was computed. [2024-11-13 23:14:05,369 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:14:05,369 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:14:05,369 INFO L77 FloydHoareUtils]: At program point L24(lines 16 31) the Hoare annotation is: (and (= ~i~0 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|)) [2024-11-13 23:14:05,369 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:14:05,369 INFO L77 FloydHoareUtils]: At program point L20-1(lines 20 23) the Hoare annotation is: (and (= 1 (select |#valid| |~#y~0.base|)) (= |~#y~0.offset| 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#t~mem5#1| 0) (= ~i~0 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#length| |~#x~0.base|) 100) (= (select |#valid| |~#x~0.base|) 1) (= |~#x~0.offset| 0) (= (select |#length| |~#y~0.base|) 100)) [2024-11-13 23:14:05,369 INFO L77 FloydHoareUtils]: At program point L20-3(lines 20 23) the Hoare annotation is: (and (= 1 (select |#valid| |~#y~0.base|)) (= |~#y~0.offset| 0) (= 1 (select |#valid| 5)) (= ~i~0 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select (select |#memory_int| |~#x~0.base|) 0) 0) (= (select |#length| |~#x~0.base|) 100) (= (select |#valid| |~#x~0.base|) 1) (= |~#x~0.offset| 0) (= (select |#valid| 4) 1) (= (select |#length| |~#y~0.base|) 100)) [2024-11-13 23:14:05,369 INFO L77 FloydHoareUtils]: At program point L20-4(lines 20 23) the Hoare annotation is: (and (= 1 (select |#valid| |~#y~0.base|)) (= |~#y~0.offset| 0) (= 1 (select |#valid| 5)) (= ~i~0 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#length| |~#y~0.base|) 100)) [2024-11-13 23:14:05,369 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 23:14:05,370 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK(lines 16 31) no Hoare annotation was computed. [2024-11-13 23:14:05,370 INFO L75 FloydHoareUtils]: For program point L21(line 21) no Hoare annotation was computed. [2024-11-13 23:14:05,370 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-13 23:14:05,370 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:14:05,370 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:14:05,370 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:14:05,370 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK(line 3) no Hoare annotation was computed. [2024-11-13 23:14:05,370 INFO L77 FloydHoareUtils]: At program point L26(lines 26 28) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-13 23:14:05,370 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:14:05,370 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:14:05,370 INFO L75 FloydHoareUtils]: For program point L6(lines 6 8) no Hoare annotation was computed. [2024-11-13 23:14:05,370 INFO L75 FloydHoareUtils]: For program point L6-2(lines 5 10) no Hoare annotation was computed. [2024-11-13 23:14:05,377 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-13 23:14:05,378 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 23:14:05,382 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 23:14:05,382 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-13 23:14:05,382 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#y~0!offset [2024-11-13 23:14:05,385 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 23:14:05,385 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-13 23:14:05,385 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-13 23:14:05,385 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 23:14:05,387 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int [2024-11-13 23:14:05,387 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int,GLOBAL] [2024-11-13 23:14:05,387 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int,GLOBAL],[IdentifierExpression[~#x~0!base,GLOBAL]]] [2024-11-13 23:14:05,387 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-13 23:14:05,387 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-13 23:14:05,387 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 23:14:05,387 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-13 23:14:05,388 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#x~0!offset [2024-11-13 23:14:05,388 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 23:14:05,388 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-13 23:14:05,388 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-13 23:14:05,388 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-13 23:14:05,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:14:05 ImpRootNode [2024-11-13 23:14:05,393 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:14:05,394 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:14:05,394 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:14:05,394 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:14:05,395 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:36" (3/4) ... [2024-11-13 23:14:05,397 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:14:05,409 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-13 23:14:05,410 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-13 23:14:05,410 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 23:14:05,411 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:14:05,411 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:14:05,526 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c077c0c-3f35-41d8-8c68-a36eb036fe22/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:14:05,527 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c077c0c-3f35-41d8-8c68-a36eb036fe22/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 23:14:05,527 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:14:05,528 INFO L158 Benchmark]: Toolchain (without parser) took 29976.48ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 95.0MB in the beginning and 209.4MB in the end (delta: -114.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-13 23:14:05,529 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:14:05,529 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.51ms. Allocated memory is still 117.4MB. Free memory was 95.0MB in the beginning and 82.2MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:14:05,530 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.04ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 79.4MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:14:05,530 INFO L158 Benchmark]: Boogie Preprocessor took 61.17ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 77.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:14:05,531 INFO L158 Benchmark]: RCFGBuilder took 707.54ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 48.0MB in the end (delta: 29.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:14:05,531 INFO L158 Benchmark]: CodeCheck took 28753.26ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 48.0MB in the beginning and 214.8MB in the end (delta: -166.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:14:05,531 INFO L158 Benchmark]: Witness Printer took 133.46ms. Allocated memory is still 268.4MB. Free memory was 214.8MB in the beginning and 209.4MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:14:05,534 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 27 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 28.6s, OverallIterations: 47, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5817 SdHoareTripleChecker+Valid, 31.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5451 mSDsluCounter, 5317 SdHoareTripleChecker+Invalid, 27.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4786 mSDsCounter, 2767 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15619 IncrementalHoareTripleChecker+Invalid, 18386 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2767 mSolverCounterUnsat, 531 mSDtfsCounter, 15619 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4161 GetRequests, 3758 SyntacticMatches, 97 SemanticMatches, 306 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44411 ImplicationChecksByTransitivity, 21.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 393 NumberOfCodeBlocks, 393 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 347 ConstructedInterpolants, 0 QuantifiedInterpolants, 2430 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 46 InterpolantComputations, 31 PerfectInterpolantSequences, 99/157 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: -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: -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: 3]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 16]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (i == 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 257.51ms. Allocated memory is still 117.4MB. Free memory was 95.0MB in the beginning and 82.2MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.04ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 79.4MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.17ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 77.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 707.54ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 48.0MB in the end (delta: 29.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 28753.26ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 48.0MB in the beginning and 214.8MB in the end (delta: -166.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 133.46ms. Allocated memory is still 268.4MB. Free memory was 214.8MB in the beginning and 209.4MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - 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: ~#y~0!offset - 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: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - 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: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int,GLOBAL],[IdentifierExpression[~#x~0!base,GLOBAL]]] - 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 variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#x~0!offset - 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: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] RESULT: Ultimate proved your program to be correct! [2024-11-13 23:14:05,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c077c0c-3f35-41d8-8c68-a36eb036fe22/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE