./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/verifythis/lcp.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_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/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_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/verifythis/lcp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/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_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/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 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:09:58,362 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:09:58,416 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-13 23:09:58,421 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:09:58,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:09:58,442 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:09:58,443 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:09:58,444 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:09:58,444 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:09:58,444 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:09:58,444 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:09:58,444 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:09:58,445 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:09:58,445 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 23:09:58,445 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 23:09:58,445 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 23:09:58,445 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:09:58,445 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:09:58,445 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:09:58,446 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:09:58,446 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:09:58,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:09:58,446 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:09:58,446 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:09:58,446 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:09:58,446 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:09:58,446 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:09:58,446 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:09:58,447 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:09:58,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:09:58,447 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_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/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 -> 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a [2024-11-13 23:09:58,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:09:58,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:09:58,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:09:58,792 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:09:58,792 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:09:58,794 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/verifythis/lcp.c Unable to find full path for "g++" [2024-11-13 23:10:00,752 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:10:01,064 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:10:01,065 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/sv-benchmarks/c/verifythis/lcp.c [2024-11-13 23:10:01,075 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/data/045ad097c/8762c474481d430a8e3927b92be00d92/FLAGd43301bb7 [2024-11-13 23:10:01,102 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/data/045ad097c/8762c474481d430a8e3927b92be00d92 [2024-11-13 23:10:01,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:10:01,109 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:10:01,111 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:10:01,112 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:10:01,117 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:10:01,119 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:10:01" (1/1) ... [2024-11-13 23:10:01,121 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1368b064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:01, skipping insertion in model container [2024-11-13 23:10:01,122 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:10:01" (1/1) ... [2024-11-13 23:10:01,139 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:10:01,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:10:01,347 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:10:01,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:10:01,380 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:10:01,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:01 WrapperNode [2024-11-13 23:10:01,381 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:10:01,382 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:10:01,382 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:10:01,382 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:10:01,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:01" (1/1) ... [2024-11-13 23:10:01,395 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:01" (1/1) ... [2024-11-13 23:10:01,415 INFO L138 Inliner]: procedures = 20, calls = 30, calls flagged for inlining = 11, calls inlined = 12, statements flattened = 107 [2024-11-13 23:10:01,415 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:10:01,416 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:10:01,416 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:10:01,416 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:10:01,422 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:01" (1/1) ... [2024-11-13 23:10:01,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:01" (1/1) ... [2024-11-13 23:10:01,424 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:01" (1/1) ... [2024-11-13 23:10:01,425 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:01" (1/1) ... [2024-11-13 23:10:01,431 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:01" (1/1) ... [2024-11-13 23:10:01,434 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:01" (1/1) ... [2024-11-13 23:10:01,435 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:01" (1/1) ... [2024-11-13 23:10:01,436 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:01" (1/1) ... [2024-11-13 23:10:01,438 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:10:01,438 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:10:01,439 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:10:01,439 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:10:01,440 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:01" (1/1) ... [2024-11-13 23:10:01,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:10:01,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:10:01,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:10:01,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:10:01,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:10:01,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:10:01,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 23:10:01,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:10:01,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:10:01,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:10:01,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:10:01,605 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:10:01,607 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:10:02,031 INFO L? ?]: Removed 91 outVars from TransFormulas that were not future-live. [2024-11-13 23:10:02,031 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:10:02,166 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:10:02,166 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:10:02,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:10:02 BoogieIcfgContainer [2024-11-13 23:10:02,167 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:10:02,168 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:10:02,168 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:10:02,178 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:10:02,178 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:10:02" (1/1) ... [2024-11-13 23:10:02,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:10:02,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:02,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2024-11-13 23:10:02,242 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2024-11-13 23:10:02,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:10:02,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:02,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:02,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:02,595 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 23:10:02,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:02,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2024-11-13 23:10:02,632 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2024-11-13 23:10:02,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:10:02,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:02,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:03,272 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 23:10:03,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:03,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2024-11-13 23:10:03,866 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2024-11-13 23:10:03,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 23:10:03,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:03,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:03,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:03,895 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 23:10:03,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:03,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2024-11-13 23:10:03,913 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2024-11-13 23:10:03,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 23:10:03,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:03,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:03,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:04,517 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 23:10:05,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:05,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 51 states and 63 transitions. [2024-11-13 23:10:05,886 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2024-11-13 23:10:05,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:10:05,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:05,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:05,991 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 23:10:06,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:06,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2024-11-13 23:10:06,063 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2024-11-13 23:10:06,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:10:06,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:06,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:06,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:06,140 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 23:10:06,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:06,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 54 states and 71 transitions. [2024-11-13 23:10:06,391 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2024-11-13 23:10:06,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:10:06,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:06,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:06,938 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:10:09,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:09,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 61 states and 86 transitions. [2024-11-13 23:10:09,444 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 86 transitions. [2024-11-13 23:10:09,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:10:09,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:09,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:09,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:09,467 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:10:09,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:09,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 61 states and 85 transitions. [2024-11-13 23:10:09,706 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2024-11-13 23:10:09,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:10:09,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:09,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:10,342 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 23:10:12,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:12,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2024-11-13 23:10:12,638 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2024-11-13 23:10:12,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:10:12,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:12,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:12,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:13,140 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:10:16,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:16,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 75 states and 122 transitions. [2024-11-13 23:10:16,529 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 122 transitions. [2024-11-13 23:10:16,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:10:16,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:16,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:16,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:17,620 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:10:23,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:23,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 85 states and 156 transitions. [2024-11-13 23:10:23,079 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 156 transitions. [2024-11-13 23:10:23,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:10:23,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:23,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:23,112 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 23:10:23,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:23,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 84 states and 155 transitions. [2024-11-13 23:10:23,144 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 155 transitions. [2024-11-13 23:10:23,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:10:23,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:23,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:23,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:24,201 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:10:32,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:32,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 95 states and 195 transitions. [2024-11-13 23:10:32,074 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 195 transitions. [2024-11-13 23:10:32,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:10:32,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:32,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:32,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:32,099 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 23:10:32,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:32,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 96 states and 197 transitions. [2024-11-13 23:10:32,976 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 197 transitions. [2024-11-13 23:10:32,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:10:32,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:32,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:32,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:33,078 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:10:37,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:37,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 101 states and 214 transitions. [2024-11-13 23:10:37,065 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 214 transitions. [2024-11-13 23:10:37,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:10:37,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:37,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:37,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:37,864 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:10:46,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:46,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 111 states and 245 transitions. [2024-11-13 23:10:46,531 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 245 transitions. [2024-11-13 23:10:46,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:10:46,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:46,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:46,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:47,720 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 23:10:55,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:55,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 118 states and 267 transitions. [2024-11-13 23:10:55,643 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 267 transitions. [2024-11-13 23:10:55,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:10:55,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:55,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:55,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:55,731 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:10:56,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:56,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 119 states and 270 transitions. [2024-11-13 23:10:56,831 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 270 transitions. [2024-11-13 23:10:56,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:10:56,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:56,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:56,860 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 23:10:57,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:57,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 119 states and 269 transitions. [2024-11-13 23:10:57,900 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 269 transitions. [2024-11-13 23:10:57,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:10:57,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:57,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:57,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:59,936 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:11:06,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:06,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 123 states and 289 transitions. [2024-11-13 23:11:06,075 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 289 transitions. [2024-11-13 23:11:06,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:11:06,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:06,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:11:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:06,644 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:11:08,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:08,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 124 states and 302 transitions. [2024-11-13 23:11:08,104 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 302 transitions. [2024-11-13 23:11:08,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:11:08,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:08,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:11:08,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:08,315 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:11:09,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:09,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 125 states and 318 transitions. [2024-11-13 23:11:09,669 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 318 transitions. [2024-11-13 23:11:09,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:11:09,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:09,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:11:09,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:09,694 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 23:11:10,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:10,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 125 states and 317 transitions. [2024-11-13 23:11:10,789 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 317 transitions. [2024-11-13 23:11:10,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:11:10,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:10,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:11:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:10,809 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 23:11:11,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:11,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 125 states and 316 transitions. [2024-11-13 23:11:11,862 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 316 transitions. [2024-11-13 23:11:11,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:11:11,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:11,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:11:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:13,739 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:11:18,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:18,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 128 states and 331 transitions. [2024-11-13 23:11:18,913 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 331 transitions. [2024-11-13 23:11:18,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:11:18,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:18,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:11:18,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:21,131 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:11:25,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:25,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 130 states and 340 transitions. [2024-11-13 23:11:25,457 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 340 transitions. [2024-11-13 23:11:25,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:11:25,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:25,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:11:25,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:26,097 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:11:27,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:27,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 131 states and 345 transitions. [2024-11-13 23:11:27,871 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 345 transitions. [2024-11-13 23:11:27,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:11:27,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:27,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:11:27,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:27,893 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 23:11:29,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:29,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 130 states and 344 transitions. [2024-11-13 23:11:29,074 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 344 transitions. [2024-11-13 23:11:29,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:11:29,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:29,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:11:29,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:30,869 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:11:50,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:50,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 144 states and 388 transitions. [2024-11-13 23:11:50,048 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 388 transitions. [2024-11-13 23:11:50,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:11:50,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:50,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:11:50,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:50,223 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 23:11:57,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:57,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 148 states and 403 transitions. [2024-11-13 23:11:57,037 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 403 transitions. [2024-11-13 23:11:57,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:11:57,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:57,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:11:57,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:57,246 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 23:11:58,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:58,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 149 states and 410 transitions. [2024-11-13 23:11:58,999 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 410 transitions. [2024-11-13 23:11:59,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:11:59,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:59,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:11:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:59,426 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 23:12:06,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:12:06,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 154 states and 417 transitions. [2024-11-13 23:12:06,103 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 417 transitions. [2024-11-13 23:12:06,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:12:06,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:12:06,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:12:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:12:06,324 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 23:12:18,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:12:18,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 160 states and 437 transitions. [2024-11-13 23:12:18,338 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 437 transitions. [2024-11-13 23:12:18,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 23:12:18,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:12:18,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:12:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:12:18,892 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 23:12:44,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:12:44,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 177 states and 488 transitions. [2024-11-13 23:12:44,273 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 488 transitions. [2024-11-13 23:12:44,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 23:12:44,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:12:44,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:12:44,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:12:44,347 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 23:12:59,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:12:59,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 185 states and 527 transitions. [2024-11-13 23:12:59,742 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 527 transitions. [2024-11-13 23:12:59,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 23:12:59,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:12:59,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:12:59,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:00,798 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:13:12,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:12,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 192 states and 537 transitions. [2024-11-13 23:13:12,353 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 537 transitions. [2024-11-13 23:13:12,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 23:13:12,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:12,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:12,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:12,430 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 23:13:18,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:18,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 195 states and 551 transitions. [2024-11-13 23:13:18,774 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 551 transitions. [2024-11-13 23:13:18,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 23:13:18,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:18,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:18,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:21,453 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:13:35,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:35,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 200 states and 581 transitions. [2024-11-13 23:13:35,039 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 581 transitions. [2024-11-13 23:13:35,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 23:13:35,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:35,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:35,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:35,064 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 23:13:36,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:36,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 200 states and 580 transitions. [2024-11-13 23:13:36,522 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 580 transitions. [2024-11-13 23:13:36,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 23:13:36,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:36,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:38,409 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 23:14:19,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:14:19,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 219 states and 636 transitions. [2024-11-13 23:14:19,036 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 636 transitions. [2024-11-13 23:14:19,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 23:14:19,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:14:19,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:14:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:14:22,910 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 7 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:14:36,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:14:36,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 224 states and 662 transitions. [2024-11-13 23:14:36,446 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 662 transitions. [2024-11-13 23:14:36,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 23:14:36,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:14:36,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:14:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:14:36,619 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 23:14:45,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:14:45,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 229 states and 691 transitions. [2024-11-13 23:14:45,846 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 691 transitions. [2024-11-13 23:14:45,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 23:14:45,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:14:45,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:14:45,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:14:45,937 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 23:15:01,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:15:01,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 235 states and 712 transitions. [2024-11-13 23:15:01,337 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 712 transitions. [2024-11-13 23:15:01,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 23:15:01,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:15:01,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:15:01,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:01,404 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:15:04,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:15:04,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 236 states and 712 transitions. [2024-11-13 23:15:04,088 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 712 transitions. [2024-11-13 23:15:04,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 23:15:04,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:15:04,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:15:04,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:06,278 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 23:15:25,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:15:25,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 244 states and 753 transitions. [2024-11-13 23:15:25,989 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 753 transitions. [2024-11-13 23:15:25,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:15:25,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:15:25,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:15:26,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:26,020 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 23:15:34,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:15:34,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 247 states and 755 transitions. [2024-11-13 23:15:34,378 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 755 transitions. [2024-11-13 23:15:34,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:15:34,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:15:34,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:15:34,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:35,116 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 23:15:43,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:15:43,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2024-11-13 23:15:43,620 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2024-11-13 23:15:43,620 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:15:43,621 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 48 iterations. [2024-11-13 23:15:43,629 INFO L729 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2024-11-13 23:15:54,553 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:15:54,554 INFO L75 FloydHoareUtils]: For program point L11(line 11) no Hoare annotation was computed. [2024-11-13 23:15:54,554 INFO L75 FloydHoareUtils]: For program point L11-2(line 11) no Hoare annotation was computed. [2024-11-13 23:15:54,554 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 35 49) the Hoare annotation is: (let ((.cse0 (@diff |#valid| |ULTIMATE.start_main_old_#valid#1|))) (= (select |ULTIMATE.start_main_old_#valid#1| .cse0) (select |#valid| .cse0))) [2024-11-13 23:15:54,554 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK(lines 35 49) no Hoare annotation was computed. [2024-11-13 23:15:54,554 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:15:54,557 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: (let ((.cse2 (select |#length| |ULTIMATE.start_check_~a#1.base|)) (.cse3 (* 4 |ULTIMATE.start_check_~x#1|)) (.cse4 (select |#memory_int| |ULTIMATE.start_check_~a#1.base|)) (.cse0 (* 4 |ULTIMATE.start_check_~y#1|)) (.cse1 (* |ULTIMATE.start_check_~i~0#1| 4))) (and (<= 0 (+ |ULTIMATE.start_check_~i~0#1| |ULTIMATE.start_check_~y#1|)) (<= 0 (+ |ULTIMATE.start_check_~i~0#1| |ULTIMATE.start_check_~x#1|)) (or (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~y#1| 1)) (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~x#1| 1))) (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= (+ .cse0 .cse1 4) .cse2) (= |ULTIMATE.start_check_~a#1.offset| 0) (<= (+ .cse3 .cse1 4) .cse2) (= (select |#valid| |ULTIMATE.start_check_~a#1.base|) 1) (= (select .cse4 (+ |ULTIMATE.start_check_~a#1.offset| .cse3 .cse1)) 0) (= (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) (= (select .cse4 (+ .cse0 |ULTIMATE.start_check_~a#1.offset| .cse1)) 0))) [2024-11-13 23:15:54,557 INFO L77 FloydHoareUtils]: At program point L28-1(line 28) the Hoare annotation is: (let ((.cse0 (* 4 |ULTIMATE.start_check_~y#1|)) (.cse1 (* |ULTIMATE.start_check_~i~0#1| 4))) (and (<= 0 (+ |ULTIMATE.start_check_~i~0#1| |ULTIMATE.start_check_~y#1|)) (or (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~y#1| 1)) (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~x#1| 1))) (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= (+ .cse0 .cse1 4) (select |#length| |ULTIMATE.start_check_~a#1.base|)) (= |ULTIMATE.start_check_~a#1.offset| 0) (= (select |#valid| |ULTIMATE.start_check_~a#1.base|) 1) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_check_#t~mem10#1| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1) (= (select (select |#memory_int| |ULTIMATE.start_check_~a#1.base|) (+ .cse0 |ULTIMATE.start_check_~a#1.offset| .cse1)) 0))) [2024-11-13 23:15:54,557 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:15:54,558 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:15:54,559 INFO L77 FloydHoareUtils]: At program point L12(lines 12 14) the Hoare annotation is: (and (or (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~y#1| 1)) (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~x#1| 1))) (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_check_~a#1.base|) 1) (= (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)) [2024-11-13 23:15:54,559 INFO L75 FloydHoareUtils]: For program point L12-1(lines 12 14) no Hoare annotation was computed. [2024-11-13 23:15:54,560 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:15:54,560 INFO L77 FloydHoareUtils]: At program point L13(line 13) the Hoare annotation is: (and (or (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~y#1| 1)) (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~x#1| 1))) (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) (= (select |#valid| |ULTIMATE.start_check_~a#1.base|) 1) (= (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)) [2024-11-13 23:15:54,560 INFO L75 FloydHoareUtils]: For program point L13-2(line 13) no Hoare annotation was computed. [2024-11-13 23:15:54,560 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:15:54,560 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:15:54,560 INFO L77 FloydHoareUtils]: At program point L47(line 47) the Hoare annotation is: (and (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (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)) [2024-11-13 23:15:54,561 INFO L77 FloydHoareUtils]: At program point L47-1(line 47) the Hoare annotation is: (and (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= (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)) [2024-11-13 23:15:54,561 INFO L77 FloydHoareUtils]: At program point L47-2(line 47) the Hoare annotation is: (and (= (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)) [2024-11-13 23:15:54,561 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_FREE(line 47) no Hoare annotation was computed. [2024-11-13 23:15:54,561 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:15:54,561 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK(line 11) no Hoare annotation was computed. [2024-11-13 23:15:54,561 INFO L77 FloydHoareUtils]: At program point L31(lines 31 32) the Hoare annotation is: (and (or (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~y#1| 1)) (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~x#1| 1))) (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_check_~a#1.base|) 1) (= (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)) [2024-11-13 23:15:54,561 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:15:54,561 INFO L75 FloydHoareUtils]: For program point L32(line 32) no Hoare annotation was computed. [2024-11-13 23:15:54,561 INFO L75 FloydHoareUtils]: For program point L32-1(line 32) no Hoare annotation was computed. [2024-11-13 23:15:54,561 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_FREE(line 47) no Hoare annotation was computed. [2024-11-13 23:15:54,561 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:15:54,562 INFO L77 FloydHoareUtils]: At program point L24(lines 24 33) the Hoare annotation is: (and (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (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)) [2024-11-13 23:15:54,566 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK(line 11) no Hoare annotation was computed. [2024-11-13 23:15:54,566 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 23:15:54,566 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_FREE(line 47) no Hoare annotation was computed. [2024-11-13 23:15:54,566 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:15:54,567 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:15:54,567 INFO L77 FloydHoareUtils]: At program point L18-1(line 18) the Hoare annotation is: (let ((.cse18 (select |#length| |ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse3 (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|)) (.cse4 (= |ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse6 (<= |ULTIMATE.start_lcp_~y#1| |ULTIMATE.start_main_~y~0#1|)) (.cse8 ((as const (Array Int Int)) 0)) (.cse7 (<= 0 |ULTIMATE.start_main_~y~0#1|)) (.cse0 (* 4 |ULTIMATE.start_lcp_~x#1|)) (.cse9 (= (+ .cse18 (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4))) (.cse10 (<= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_lcp_~y#1|)) (.cse14 (* 4 |ULTIMATE.start_lcp_~n#1|)) (.cse5 (* 4 |ULTIMATE.start_lcp_~y#1|)) (.cse1 (select |#length| |ULTIMATE.start_lcp_~a#1.base|)) (.cse2 (not |ULTIMATE.start_lcp_#t~short7#1|)) (.cse11 (= |ULTIMATE.start_lcp_~a#1.offset| 0)) (.cse12 (= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_lcp_~x#1|)) (.cse13 (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse15 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_lcp_~n#1|)) (.cse16 (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_lcp_~a#1.base|))) (or (and (or (< (+ .cse0 3) .cse1) .cse2) .cse3 .cse4 (or (< (+ 3 .cse5) .cse1) .cse2) .cse6 .cse7 (= (select |#valid| |ULTIMATE.start_lcp_~a#1.base|) 1) (<= 0 |ULTIMATE.start_lcp_~x#1|) (= .cse8 (select |#memory_int| |ULTIMATE.start_lcp_~a#1.base|)) .cse9 .cse10 .cse11 .cse12 .cse13 (or (<= .cse14 .cse1) (< (+ 3 .cse1) .cse0)) .cse15 (= |ULTIMATE.start_lcp_~l~0#1| 0) .cse16) (let ((.cse17 (* |ULTIMATE.start_lcp_~l~0#1| 4))) (and .cse3 .cse4 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~x#1|)) (<= 0 |ULTIMATE.start_main_~x~0#1|) .cse6 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~y#1|)) (= .cse8 (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|)) .cse7 (or (<= (+ .cse0 4 .cse17) .cse1) .cse2) .cse9 .cse10 (< .cse14 (+ .cse1 1)) (<= (+ (* |ULTIMATE.start_main_~x~0#1| 4) .cse17) .cse18) (or (<= (+ .cse5 4 .cse17) .cse1) .cse2) .cse11 .cse12 .cse13 .cse15 (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1) (or |ULTIMATE.start_lcp_#t~short7#1| (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1| 1)) (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~x~0#1| 1))) (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1|) (mod |ULTIMATE.start_main_~n~0#1| 1073741824)) .cse16))))) [2024-11-13 23:15:54,568 INFO L77 FloydHoareUtils]: At program point L18-2(line 18) the Hoare annotation is: (let ((.cse0 (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|)) (.cse1 (= |ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse15 (* 4 |ULTIMATE.start_lcp_~y#1|)) (.cse2 (<= |ULTIMATE.start_lcp_~y#1| |ULTIMATE.start_main_~y~0#1|)) (.cse11 (* 4 |ULTIMATE.start_lcp_~n#1|)) (.cse3 (<= 0 |ULTIMATE.start_main_~y~0#1|)) (.cse4 (= (select |#valid| |ULTIMATE.start_lcp_~a#1.base|) 1)) (.cse5 (= ((as const (Array Int Int)) 0) (select |#memory_int| |ULTIMATE.start_lcp_~a#1.base|))) (.cse6 (= (+ (select |#length| |ULTIMATE.start_main_~a~0#1.base|) (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4))) (.cse7 (<= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_lcp_~y#1|)) (.cse12 (= |ULTIMATE.start_lcp_~a#1.offset| 0)) (.cse13 (= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_lcp_~x#1|)) (.cse8 (* 4 |ULTIMATE.start_lcp_~x#1|)) (.cse10 (select |#length| |ULTIMATE.start_lcp_~a#1.base|)) (.cse14 (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse16 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_lcp_~n#1|)) (.cse17 (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_lcp_~a#1.base|))) (or (let ((.cse9 (* |ULTIMATE.start_lcp_~l~0#1| 4))) (and .cse0 .cse1 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~x#1|)) (<= 0 |ULTIMATE.start_main_~x~0#1|) .cse2 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~y#1|)) .cse3 .cse4 .cse5 .cse6 .cse7 (<= (+ .cse8 4 .cse9) .cse10) (< .cse11 (+ .cse10 1)) .cse12 .cse13 .cse14 (<= (+ .cse15 4 .cse9) .cse10) .cse16 .cse17)) (and .cse0 .cse1 (<= (+ .cse15 4) .cse10) .cse2 (<= .cse11 .cse10) .cse3 .cse4 (<= 0 |ULTIMATE.start_lcp_~x#1|) .cse5 .cse6 .cse7 .cse12 .cse13 (<= (+ .cse8 4) .cse10) .cse14 .cse16 (= |ULTIMATE.start_lcp_~l~0#1| 0) .cse17))) [2024-11-13 23:15:54,568 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:15:54,569 INFO L77 FloydHoareUtils]: At program point L18-3(line 18) the Hoare annotation is: (let ((.cse18 (select |#length| |ULTIMATE.start_main_~a~0#1.base|)) (.cse3 (select |#length| |ULTIMATE.start_lcp_~a#1.base|))) (let ((.cse0 (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|)) (.cse1 (= |ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse13 (* 4 |ULTIMATE.start_lcp_~x#1|)) (.cse4 (<= |ULTIMATE.start_lcp_~y#1| |ULTIMATE.start_main_~y~0#1|)) (.cse5 (<= (* 4 |ULTIMATE.start_lcp_~n#1|) .cse3)) (.cse6 (<= 0 |ULTIMATE.start_main_~y~0#1|)) (.cse7 (= (select |#valid| |ULTIMATE.start_lcp_~a#1.base|) 1)) (.cse8 (= ((as const (Array Int Int)) 0) (select |#memory_int| |ULTIMATE.start_lcp_~a#1.base|))) (.cse9 (= (+ .cse18 (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4))) (.cse10 (<= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_lcp_~y#1|)) (.cse11 (= |ULTIMATE.start_lcp_~a#1.offset| 0)) (.cse12 (= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_lcp_~x#1|)) (.cse14 (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse2 (* 4 |ULTIMATE.start_lcp_~y#1|)) (.cse15 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_lcp_~n#1|)) (.cse16 (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_lcp_~a#1.base|))) (or (and .cse0 .cse1 (<= (+ .cse2 4) .cse3) .cse4 .cse5 .cse6 .cse7 (<= 0 |ULTIMATE.start_lcp_~x#1|) .cse8 .cse9 .cse10 .cse11 .cse12 (<= (+ .cse13 4) .cse3) .cse14 .cse15 (= |ULTIMATE.start_lcp_~l~0#1| 0) .cse16) (let ((.cse17 (* |ULTIMATE.start_lcp_~l~0#1| 4))) (and .cse0 .cse1 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~x#1|)) (<= 0 |ULTIMATE.start_main_~x~0#1|) (<= (+ .cse13 4 .cse17) .cse18) .cse4 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~y#1|)) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (= |ULTIMATE.start_lcp_#t~mem5#1| 0) .cse11 .cse12 .cse14 (<= (+ .cse2 4 .cse17) .cse3) .cse15 .cse16))))) [2024-11-13 23:15:54,570 INFO L77 FloydHoareUtils]: At program point L18-6(lines 18 20) the Hoare annotation is: (let ((.cse22 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1| 1)) (.cse23 (mod |ULTIMATE.start_main_~n~0#1| 1073741824)) (.cse20 ((as const (Array Int Int)) 0)) (.cse5 (select |#length| |ULTIMATE.start_lcp_~a#1.base|)) (.cse21 (* |ULTIMATE.start_lcp_~l~0#1| 4)) (.cse6 (select |#length| |ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse3 (<= (+ (* 4 |ULTIMATE.start_lcp_~x#1|) 4 .cse21) .cse6)) (.cse4 (<= |ULTIMATE.start_lcp_~y#1| |ULTIMATE.start_main_~y~0#1|)) (.cse7 (<= (* 4 |ULTIMATE.start_lcp_~n#1|) .cse5)) (.cse9 (= .cse20 (select |#memory_int| |ULTIMATE.start_lcp_~a#1.base|))) (.cse11 (= |ULTIMATE.start_lcp_~a#1.offset| 0)) (.cse12 (= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_lcp_~x#1|)) (.cse13 (<= .cse22 .cse23)) (.cse15 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_lcp_~n#1|)) (.cse17 (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_lcp_~a#1.base|)) (.cse18 (= |ULTIMATE.start_lcp_~l~0#1| 0)) (.cse0 (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|)) (.cse1 (= |ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse2 (<= 0 |ULTIMATE.start_main_~x~0#1|)) (.cse8 (<= 0 |ULTIMATE.start_main_~y~0#1|)) (.cse10 (= (+ .cse6 (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4))) (.cse14 (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse16 (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) (.cse19 (not |ULTIMATE.start_lcp_#t~short7#1|))) (or (and |ULTIMATE.start_lcp_#t~short7#1| .cse0 .cse1 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~x#1|)) .cse2 .cse3 .cse4 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~y#1|)) (<= (+ (* |ULTIMATE.start_main_~y~0#1| 4) .cse5) (+ .cse6 (* 4 |ULTIMATE.start_lcp_~y#1|))) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse1 .cse3 .cse4 .cse7 .cse8 (<= 0 |ULTIMATE.start_lcp_~x#1|) .cse9 .cse10 (<= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_lcp_~y#1|) .cse11 .cse12 .cse13 .cse14 .cse15 .cse18 .cse16 .cse17) (and .cse18 .cse19) (and .cse0 .cse1 .cse2 (= .cse20 (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|)) .cse8 .cse10 (<= (+ (* |ULTIMATE.start_main_~x~0#1| 4) .cse21) .cse6) .cse14 .cse16 (or (< |ULTIMATE.start_main_~n~0#1| .cse22) (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~x~0#1| 1))) (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1|) .cse23) .cse19)))) [2024-11-13 23:15:54,570 INFO L77 FloydHoareUtils]: At program point L18-8(lines 18 20) the Hoare annotation is: (let ((.cse13 (select |#length| |ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse0 (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|)) (.cse1 (= |ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse2 (<= |ULTIMATE.start_lcp_~y#1| |ULTIMATE.start_main_~y~0#1|)) (.cse5 ((as const (Array Int Int)) 0)) (.cse3 (<= (* 4 |ULTIMATE.start_lcp_~n#1|) (select |#length| |ULTIMATE.start_lcp_~a#1.base|))) (.cse4 (<= 0 |ULTIMATE.start_main_~y~0#1|)) (.cse6 (= (+ .cse13 (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4))) (.cse7 (<= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_lcp_~y#1|)) (.cse8 (= |ULTIMATE.start_lcp_~a#1.offset| 0)) (.cse9 (= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_lcp_~x#1|)) (.cse10 (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse11 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_lcp_~n#1|)) (.cse12 (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_lcp_~a#1.base|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (select |#valid| |ULTIMATE.start_lcp_~a#1.base|) 1) (<= 0 |ULTIMATE.start_lcp_~x#1|) (= .cse5 (select |#memory_int| |ULTIMATE.start_lcp_~a#1.base|)) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= |ULTIMATE.start_lcp_~l~0#1| 0) .cse12) (and .cse0 .cse1 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~x#1|)) (<= 0 |ULTIMATE.start_main_~x~0#1|) (<= (+ (* 4 |ULTIMATE.start_lcp_~x#1|) (* |ULTIMATE.start_lcp_~l~0#1| 4)) .cse13) .cse2 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~y#1|)) (= .cse5 (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|)) .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1) (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1|) (mod |ULTIMATE.start_main_~n~0#1| 1073741824)) .cse12)))) [2024-11-13 23:15:54,571 INFO L77 FloydHoareUtils]: At program point L18-9(lines 18 20) the Hoare annotation is: (or (let ((.cse0 (select |#length| |ULTIMATE.start_main_~a~0#1.base|))) (and (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~x~0#1|) (= ((as const (Array Int Int)) 0) (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|)) (<= 0 |ULTIMATE.start_main_~y~0#1|) (= (+ .cse0 (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4)) (<= (+ (* |ULTIMATE.start_main_~x~0#1| 4) (* |ULTIMATE.start_lcp_~l~0#1| 4)) .cse0) (= (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) (or (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1| 1)) (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~x~0#1| 1))) (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1|) (mod |ULTIMATE.start_main_~n~0#1| 1073741824)))) (= |ULTIMATE.start_lcp_~l~0#1| 0)) [2024-11-13 23:15:54,581 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: unknown symbol (@diff (Array Int Int) (Array Int Int) Int) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.getBinaryOperator(Term2Expression.java:587) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:280) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translateSelect(Term2Expression.java:368) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:163) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:173) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.lib.translation.DefaultTranslator.translateExpressionWithContext(DefaultTranslator.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:109) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:91) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.BacktranslationService.translateExpressionWithContext(BacktranslationService.java:111) at de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.FloydHoareUtils.createInvariantResults(FloydHoareUtils.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createInvariantAndContractResults(CodeCheckObserver.java:542) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:518) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 23:15:54,586 INFO L158 Benchmark]: Toolchain (without parser) took 353477.18ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 118.9MB in the beginning and 650.7MB in the end (delta: -531.8MB). Peak memory consumption was 586.1MB. Max. memory is 16.1GB. [2024-11-13 23:15:54,586 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:15:54,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.95ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 107.5MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:15:54,590 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.73ms. Allocated memory is still 142.6MB. Free memory was 107.5MB in the beginning and 106.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:15:54,590 INFO L158 Benchmark]: Boogie Preprocessor took 21.91ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:15:54,590 INFO L158 Benchmark]: RCFGBuilder took 728.43ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 79.7MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:15:54,591 INFO L158 Benchmark]: CodeCheck took 352417.34ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 79.7MB in the beginning and 650.7MB in the end (delta: -571.0MB). Peak memory consumption was 552.6MB. Max. memory is 16.1GB. [2024-11-13 23:15:54,595 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, 42 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 341.4s, OverallIterations: 48, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7455 SdHoareTripleChecker+Valid, 96.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6951 mSDsluCounter, 2518 SdHoareTripleChecker+Invalid, 87.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1838 mSDsCounter, 8413 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 43092 IncrementalHoareTripleChecker+Invalid, 51505 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8413 mSolverCounterUnsat, 680 mSDtfsCounter, 43092 mSolverCounterSat, 1.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8793 GetRequests, 7633 SyntacticMatches, 234 SemanticMatches, 926 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 384240 ImplicationChecksByTransitivity, 327.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 31.0s InterpolantComputationTime, 683 NumberOfCodeBlocks, 683 NumberOfCodeBlocksAsserted, 47 NumberOfCheckSat, 636 ConstructedInterpolants, 0 QuantifiedInterpolants, 8767 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 47 InterpolantComputations, 21 PerfectInterpolantSequences, 208/412 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: 11]: 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: 11]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 35]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 18 specifications checked. All of them hold - ExceptionOrErrorResult: IllegalArgumentException: unknown symbol (@diff (Array Int Int) (Array Int Int) Int) de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: unknown symbol (@diff (Array Int Int) (Array Int Int) Int): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.getBinaryOperator(Term2Expression.java:587) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.95ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 107.5MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.73ms. Allocated memory is still 142.6MB. Free memory was 107.5MB in the beginning and 106.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.91ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 728.43ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 79.7MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 352417.34ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 79.7MB in the beginning and 650.7MB in the end (delta: -571.0MB). Peak memory consumption was 552.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:15:54,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/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_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/verifythis/lcp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/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 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:15:57,396 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:15:57,528 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-13 23:15:57,573 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:15:57,575 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:15:57,575 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:15:57,576 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:15:57,576 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:15:57,576 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:15:57,576 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:15:57,577 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:15:57,577 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 23:15:57,577 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 23:15:57,577 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 23:15:57,577 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:15:57,579 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:15:57,579 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:15:57,579 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:15:57,579 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:15:57,579 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:15:57,579 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:15:57,579 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:15:57,580 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:15:57,580 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:15:57,580 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:15:57,580 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:15:57,580 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:15:57,580 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:15:57,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:15:57,580 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:15:57,581 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:15:57,581 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:15:57,581 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:15:57,581 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:15:57,581 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_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/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 -> 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a [2024-11-13 23:15:57,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:15:57,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:15:57,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:15:57,966 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:15:57,967 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:15:57,971 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/verifythis/lcp.c Unable to find full path for "g++" [2024-11-13 23:16:00,167 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:16:00,383 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:16:00,383 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/sv-benchmarks/c/verifythis/lcp.c [2024-11-13 23:16:00,391 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/data/e455193fc/ba0a919bb4c64146b4553a4f4534aa82/FLAGadc3e9ae9 [2024-11-13 23:16:00,731 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/data/e455193fc/ba0a919bb4c64146b4553a4f4534aa82 [2024-11-13 23:16:00,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:16:00,735 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:16:00,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:00,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:16:00,740 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:16:00,741 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:00" (1/1) ... [2024-11-13 23:16:00,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d53c2a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:00, skipping insertion in model container [2024-11-13 23:16:00,742 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:00" (1/1) ... [2024-11-13 23:16:00,756 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:16:00,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:00,967 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:16:01,002 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:01,021 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:16:01,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:01 WrapperNode [2024-11-13 23:16:01,022 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:01,023 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:01,023 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:16:01,023 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:16:01,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:01" (1/1) ... [2024-11-13 23:16:01,041 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:01" (1/1) ... [2024-11-13 23:16:01,070 INFO L138 Inliner]: procedures = 22, calls = 30, calls flagged for inlining = 11, calls inlined = 12, statements flattened = 102 [2024-11-13 23:16:01,071 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:01,071 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:16:01,072 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:16:01,072 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:16:01,077 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:01" (1/1) ... [2024-11-13 23:16:01,078 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:01" (1/1) ... [2024-11-13 23:16:01,082 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:01" (1/1) ... [2024-11-13 23:16:01,082 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:01" (1/1) ... [2024-11-13 23:16:01,091 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:01" (1/1) ... [2024-11-13 23:16:01,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:01" (1/1) ... [2024-11-13 23:16:01,102 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:01" (1/1) ... [2024-11-13 23:16:01,103 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:01" (1/1) ... [2024-11-13 23:16:01,106 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:16:01,107 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:16:01,107 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:16:01,107 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:16:01,108 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:01" (1/1) ... [2024-11-13 23:16:01,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:01,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:16:01,152 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:16:01,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:16:01,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:16:01,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:16:01,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 23:16:01,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:16:01,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:16:01,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:16:01,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:16:01,294 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:16:01,297 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:16:01,850 INFO L? ?]: Removed 91 outVars from TransFormulas that were not future-live. [2024-11-13 23:16:01,851 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:16:02,031 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:16:02,033 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:16:02,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:02 BoogieIcfgContainer [2024-11-13 23:16:02,034 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:16:02,035 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:16:02,035 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:16:02,048 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:16:02,049 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:02" (1/1) ... [2024-11-13 23:16:02,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:16:02,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:02,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2024-11-13 23:16:02,156 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2024-11-13 23:16:02,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:16:02,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:02,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:02,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:02,164 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:02,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:16:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:02,307 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:16:02,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:02,342 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:16:02,347 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:16:02,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2024-11-13 23:16:02,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:16:02,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:16:02,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:02,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2024-11-13 23:16:02,545 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2024-11-13 23:16:02,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:16:02,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:02,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:02,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:02,549 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:02,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:16:02,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:02,687 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:16:02,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:02,749 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:16:02,751 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:16:02,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-13 23:16:03,366 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 23:16:03,369 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:16:03,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 23:16:07,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:07,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2024-11-13 23:16:07,521 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2024-11-13 23:16:07,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 23:16:07,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:07,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:07,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:07,526 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:07,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:16:07,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:07,622 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:16:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:07,654 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:16:07,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:16:07,661 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 23:16:07,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 23:16:07,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:07,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2024-11-13 23:16:07,737 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2024-11-13 23:16:07,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 23:16:07,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:07,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:07,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:07,740 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:07,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 23:16:07,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:07,889 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:16:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:07,955 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:16:07,957 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:16:07,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-13 23:16:08,694 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 23:16:08,697 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:16:08,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 23:16:12,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:12,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 51 states and 64 transitions. [2024-11-13 23:16:12,841 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 64 transitions. [2024-11-13 23:16:12,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:16:12,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:12,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:12,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:12,847 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:12,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 23:16:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:12,929 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:16:12,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:12,954 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:16:12,955 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:16:12,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2024-11-13 23:16:13,168 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 23:16:13,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 23:16:15,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:15,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 56 states and 80 transitions. [2024-11-13 23:16:15,320 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2024-11-13 23:16:15,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:16:15,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:15,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:15,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:15,323 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:15,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 23:16:15,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:15,411 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:16:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:15,443 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 23:16:15,444 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:16:15,542 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 23:16:15,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 23:16:15,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:15,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 58 states and 86 transitions. [2024-11-13 23:16:15,995 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2024-11-13 23:16:15,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:16:15,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:15,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:15,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:15,999 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:16,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 23:16:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:16,059 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:16:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:16,077 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:16:16,077 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:16:16,187 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 23:16:16,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 23:16:16,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:16,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2024-11-13 23:16:16,706 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2024-11-13 23:16:16,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:16:16,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:16,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:16,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:16,714 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:16,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 23:16:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:16,826 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:16:16,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:16,850 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:16:16,851 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:16:16,981 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 23:16:16,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-13 23:16:20,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:20,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 63 states and 96 transitions. [2024-11-13 23:16:20,309 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2024-11-13 23:16:20,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:16:20,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:20,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:20,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:20,314 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:20,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 23:16:20,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:20,480 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:16:20,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:20,588 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 23:16:20,591 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:16:20,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-13 23:16:22,773 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:16:22,776 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:16:22,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-13 23:16:33,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:33,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 70 states and 112 transitions. [2024-11-13 23:16:33,008 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 112 transitions. [2024-11-13 23:16:33,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:16:33,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:33,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:33,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:33,012 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:33,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 23:16:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:33,077 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:16:33,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:33,101 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:16:33,102 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:16:33,119 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:16:33,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-13 23:16:34,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:34,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 70 states and 111 transitions. [2024-11-13 23:16:34,063 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 111 transitions. [2024-11-13 23:16:34,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:16:34,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:34,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:34,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:34,067 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:34,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 23:16:34,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:34,183 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:16:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:34,245 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 23:16:34,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:16:34,271 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-13 23:16:36,702 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 23:16:36,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-13 23:16:46,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:46,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 75 states and 122 transitions. [2024-11-13 23:16:46,012 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 122 transitions. [2024-11-13 23:16:46,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:16:46,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:46,013 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:46,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:46,015 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:46,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 23:16:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:46,138 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:16:46,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:46,218 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 23:16:46,220 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:16:46,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-13 23:16:48,619 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:16:48,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 23:17:08,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:08,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 85 states and 149 transitions. [2024-11-13 23:17:08,011 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 149 transitions. [2024-11-13 23:17:08,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:17:08,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:08,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:17:08,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:17:08,015 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:17:08,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 23:17:08,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:08,107 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:17:08,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:08,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:17:08,131 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:17:08,154 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:17:08,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 23:17:13,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:13,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 87 states and 152 transitions. [2024-11-13 23:17:13,306 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 152 transitions. [2024-11-13 23:17:13,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:17:13,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:13,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:17:13,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:17:13,309 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:17:13,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 23:17:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:13,382 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:17:13,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:13,409 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:17:13,410 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:17:13,414 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 23:17:13,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 23:17:13,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:13,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 86 states and 151 transitions. [2024-11-13 23:17:13,451 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 151 transitions. [2024-11-13 23:17:13,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:17:13,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:13,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:17:13,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:17:13,454 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:17:13,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 23:17:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:13,596 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:17:13,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:13,661 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 23:17:13,663 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:17:13,689 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-13 23:17:17,449 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:17,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 23:17:45,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:45,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 97 states and 178 transitions. [2024-11-13 23:17:45,943 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 178 transitions. [2024-11-13 23:17:45,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:17:45,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:45,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:17:45,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:17:45,946 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:17:45,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 23:17:46,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:46,012 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:17:46,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:46,033 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:17:46,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:17:46,048 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 23:17:46,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 23:17:47,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:47,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 98 states and 180 transitions. [2024-11-13 23:17:47,893 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 180 transitions. [2024-11-13 23:17:47,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:17:47,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:47,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:17:47,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:17:47,899 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:17:47,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 23:17:48,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:48,016 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:17:48,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:48,042 INFO L255 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:17:48,043 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:17:48,072 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:17:48,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 23:17:52,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:52,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 100 states and 183 transitions. [2024-11-13 23:17:52,378 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 183 transitions. [2024-11-13 23:17:52,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:17:52,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:52,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:17:52,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:17:52,381 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:17:52,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 23:17:52,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:52,486 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:17:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:52,517 INFO L255 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 23:17:52,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:17:52,532 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2024-11-13 23:17:54,091 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 54 [2024-11-13 23:17:54,098 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 23:17:54,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 23:18:21,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:21,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 110 states and 206 transitions. [2024-11-13 23:18:21,203 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 206 transitions. [2024-11-13 23:18:21,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:18:21,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:21,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:21,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:18:21,206 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:18:21,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 23:18:21,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:21,314 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:18:21,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:21,341 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 23:18:21,343 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:18:21,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2024-11-13 23:18:24,566 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 57 [2024-11-13 23:18:25,413 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:25,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 23:18:56,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:56,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 118 states and 226 transitions. [2024-11-13 23:18:56,782 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 226 transitions. [2024-11-13 23:18:56,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:18:56,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:56,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:56,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:18:56,785 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:18:56,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 23:18:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:56,898 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:18:56,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:56,929 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 23:18:56,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:18:56,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2024-11-13 23:18:56,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 54 [2024-11-13 23:18:56,977 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 23:18:56,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 23:18:59,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:59,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 119 states and 228 transitions. [2024-11-13 23:18:59,522 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 228 transitions. [2024-11-13 23:18:59,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:18:59,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:59,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:59,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:18:59,525 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:18:59,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 23:18:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:59,595 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:18:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:59,619 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:18:59,620 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:18:59,641 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 23:18:59,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-13 23:19:01,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:01,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 119 states and 227 transitions. [2024-11-13 23:19:01,989 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 227 transitions. [2024-11-13 23:19:01,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:19:01,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:01,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:01,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:01,991 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:01,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 23:19:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:02,156 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:02,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:02,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 23:19:02,243 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:02,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-13 23:19:06,893 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:06,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 23:19:45,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:45,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 126 states and 249 transitions. [2024-11-13 23:19:45,521 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 249 transitions. [2024-11-13 23:19:45,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:19:45,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:45,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:45,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:45,523 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:45,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 23:19:45,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:45,592 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:45,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:45,615 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:19:45,616 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:45,637 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 23:19:45,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 23:19:48,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:48,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 126 states and 248 transitions. [2024-11-13 23:19:48,121 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 248 transitions. [2024-11-13 23:19:48,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:19:48,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:48,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:48,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:48,123 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:48,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 23:19:48,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:48,264 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:48,345 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 23:19:48,347 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:48,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-13 23:19:55,108 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:55,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 23:20:27,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:27,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 127 states and 251 transitions. [2024-11-13 23:20:27,426 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 251 transitions. [2024-11-13 23:20:27,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:20:27,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:27,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:27,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:27,429 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:27,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 23:20:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:27,502 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:27,527 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:20:27,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:27,547 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 23:20:27,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-13 23:20:30,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:30,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 127 states and 250 transitions. [2024-11-13 23:20:30,837 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 250 transitions. [2024-11-13 23:20:30,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:20:30,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:30,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:30,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:30,841 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:30,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 23:20:30,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:30,999 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:31,077 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 23:20:31,079 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:31,110 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-13 23:20:32,023 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:20:32,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 23:20:37,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:37,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 128 states and 253 transitions. [2024-11-13 23:20:37,105 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 253 transitions. [2024-11-13 23:20:37,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:20:37,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:37,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:37,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:37,111 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:37,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 23:20:37,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:37,251 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:37,349 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 23:20:37,350 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:37,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-13 23:20:43,651 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:20:43,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 23:21:13,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:13,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 133 states and 269 transitions. [2024-11-13 23:21:13,528 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 269 transitions. [2024-11-13 23:21:13,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:21:13,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:13,529 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:21:13,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:21:13,531 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:21:13,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 23:21:13,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:13,688 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:21:13,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:13,833 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 23:21:13,835 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:13,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-13 23:21:14,712 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:21:14,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Forceful destruction successful, exit code 0 [2024-11-13 23:21:20,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:20,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 134 states and 269 transitions. [2024-11-13 23:21:20,007 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 269 transitions. [2024-11-13 23:21:20,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:21:20,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:20,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:21:20,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:21:20,017 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:21:20,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 23:21:20,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:20,179 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:21:20,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:20,299 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 23:21:20,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:20,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-13 23:21:28,381 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:21:28,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-13 23:21:56,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:56,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 137 states and 277 transitions. [2024-11-13 23:21:56,826 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 277 transitions. [2024-11-13 23:21:56,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:21:56,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:56,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:21:56,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:21:56,831 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:21:56,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 23:21:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:56,916 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:21:56,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:56,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:21:56,947 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:56,960 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 23:21:56,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-13 23:22:03,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:03,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 140 states and 282 transitions. [2024-11-13 23:22:03,274 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 282 transitions. [2024-11-13 23:22:03,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:22:03,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:03,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:03,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:22:03,277 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:22:03,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 23:22:03,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:03,483 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:22:03,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:03,598 INFO L255 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 23:22:03,600 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:03,611 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-13 23:22:18,189 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:22:18,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082e0f22-9aaa-48a3-8d83-abb8fe64e6bc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Forceful destruction successful, exit code 0