./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext3/getNumbers1-1.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_ccaaf33b-5055-4963-8f54-ca814fc5c531/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccaaf33b-5055-4963-8f54-ca814fc5c531/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_ccaaf33b-5055-4963-8f54-ca814fc5c531/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccaaf33b-5055-4963-8f54-ca814fc5c531/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext3/getNumbers1-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccaaf33b-5055-4963-8f54-ca814fc5c531/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_ccaaf33b-5055-4963-8f54-ca814fc5c531/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 ae33a6a64877fc5c824e4d2dbc13817f946c171e566de8189cdbc86c749355b6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:07:56,781 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:07:56,857 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccaaf33b-5055-4963-8f54-ca814fc5c531/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-13 23:07:56,865 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:07:56,865 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:07:56,900 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:07:56,902 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:07:56,903 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:07:56,903 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:07:56,903 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:07:56,904 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:07:56,905 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:07:56,905 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:07:56,905 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 23:07:56,905 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 23:07:56,905 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 23:07:56,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:07:56,906 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:07:56,906 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:07:56,906 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:07:56,906 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:07:56,906 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:07:56,906 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:07:56,907 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:07:56,907 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:07:56,907 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:07:56,908 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:07:56,908 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:07:56,908 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:07:56,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:07:56,909 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_ccaaf33b-5055-4963-8f54-ca814fc5c531/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 -> ae33a6a64877fc5c824e4d2dbc13817f946c171e566de8189cdbc86c749355b6 [2024-11-13 23:07:57,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:07:57,268 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:07:57,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:07:57,278 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:07:57,278 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:07:57,280 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccaaf33b-5055-4963-8f54-ca814fc5c531/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/memsafety-ext3/getNumbers1-1.c Unable to find full path for "g++" [2024-11-13 23:07:59,283 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:07:59,666 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:07:59,668 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccaaf33b-5055-4963-8f54-ca814fc5c531/sv-benchmarks/c/memsafety-ext3/getNumbers1-1.c [2024-11-13 23:07:59,681 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccaaf33b-5055-4963-8f54-ca814fc5c531/bin/ukojak-verify-EEHR8qb7sm/data/6e5c49a47/1e317ba6091e43c9be705351bef40052/FLAG78ff3623f [2024-11-13 23:07:59,721 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccaaf33b-5055-4963-8f54-ca814fc5c531/bin/ukojak-verify-EEHR8qb7sm/data/6e5c49a47/1e317ba6091e43c9be705351bef40052 [2024-11-13 23:07:59,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:07:59,728 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:07:59,735 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:07:59,735 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:07:59,740 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:07:59,741 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:07:59" (1/1) ... [2024-11-13 23:07:59,744 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24386f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:07:59, skipping insertion in model container [2024-11-13 23:07:59,744 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:07:59" (1/1) ... [2024-11-13 23:07:59,761 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:07:59,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:07:59,975 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:07:59,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:08:00,002 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:08:00,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:00 WrapperNode [2024-11-13 23:08:00,003 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:08:00,004 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:08:00,004 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:08:00,004 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:08:00,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:00" (1/1) ... [2024-11-13 23:08:00,018 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:00" (1/1) ... [2024-11-13 23:08:00,038 INFO L138 Inliner]: procedures = 10, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 38 [2024-11-13 23:08:00,038 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:08:00,039 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:08:00,039 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:08:00,039 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:08:00,047 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:00" (1/1) ... [2024-11-13 23:08:00,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:00" (1/1) ... [2024-11-13 23:08:00,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:00" (1/1) ... [2024-11-13 23:08:00,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:00" (1/1) ... [2024-11-13 23:08:00,056 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:00" (1/1) ... [2024-11-13 23:08:00,062 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:00" (1/1) ... [2024-11-13 23:08:00,067 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:00" (1/1) ... [2024-11-13 23:08:00,068 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:00" (1/1) ... [2024-11-13 23:08:00,069 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:08:00,074 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:08:00,074 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:08:00,074 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:08:00,075 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:00" (1/1) ... [2024-11-13 23:08:00,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:08:00,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccaaf33b-5055-4963-8f54-ca814fc5c531/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:08:00,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccaaf33b-5055-4963-8f54-ca814fc5c531/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:08:00,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccaaf33b-5055-4963-8f54-ca814fc5c531/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:08:00,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:08:00,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:08:00,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:08:00,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:08:00,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:08:00,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:08:00,245 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:08:00,247 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:08:00,383 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 23:08:00,384 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:08:00,446 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:08:00,446 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 23:08:00,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:08:00 BoogieIcfgContainer [2024-11-13 23:08:00,447 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:08:00,447 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:08:00,447 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:08:00,459 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:08:00,459 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:08:00" (1/1) ... [2024-11-13 23:08:00,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:08:00,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:00,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2024-11-13 23:08:00,532 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2024-11-13 23:08:00,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:08:00,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:00,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:00,763 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 23:08:00,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:00,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2024-11-13 23:08:00,852 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2024-11-13 23:08:00,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:08:00,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:00,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:01,034 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 23:08:01,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:01,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-11-13 23:08:01,225 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-11-13 23:08:01,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 23:08:01,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:01,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:01,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:01,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:02,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:02,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 17 states and 23 transitions. [2024-11-13 23:08:02,094 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 23 transitions. [2024-11-13 23:08:02,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:08:02,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:02,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:02,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:02,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:02,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:02,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-11-13 23:08:02,456 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-11-13 23:08:02,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:08:02,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:02,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:02,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:02,695 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:03,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:03,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 21 states and 36 transitions. [2024-11-13 23:08:03,564 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 36 transitions. [2024-11-13 23:08:03,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:08:03,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:03,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:03,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:03,632 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 23:08:03,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:03,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 22 states and 38 transitions. [2024-11-13 23:08:03,710 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 38 transitions. [2024-11-13 23:08:03,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:08:03,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:03,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:03,824 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 23:08:04,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:04,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 24 states and 42 transitions. [2024-11-13 23:08:04,354 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 42 transitions. [2024-11-13 23:08:04,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:08:04,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:04,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:04,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:04,399 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 23:08:04,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:04,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 25 states and 45 transitions. [2024-11-13 23:08:04,624 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 45 transitions. [2024-11-13 23:08:04,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:08:04,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:04,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:04,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:04,792 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:05,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:05,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 28 states and 53 transitions. [2024-11-13 23:08:05,982 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 53 transitions. [2024-11-13 23:08:05,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:08:05,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:05,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:05,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:06,357 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:07,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:07,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 31 states and 55 transitions. [2024-11-13 23:08:07,416 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 55 transitions. [2024-11-13 23:08:07,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:08:07,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:07,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:07,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:07,551 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:08,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:08,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 63 transitions. [2024-11-13 23:08:08,171 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 63 transitions. [2024-11-13 23:08:08,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:08:08,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:08,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:08,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:08,211 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:08,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:08,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 65 transitions. [2024-11-13 23:08:08,531 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 65 transitions. [2024-11-13 23:08:08,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:08:08,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:08,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:08,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:08,741 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:10,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:10,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 38 states and 71 transitions. [2024-11-13 23:08:10,648 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 71 transitions. [2024-11-13 23:08:10,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:08:10,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:10,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:10,822 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:11,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:11,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 40 states and 73 transitions. [2024-11-13 23:08:11,439 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 73 transitions. [2024-11-13 23:08:11,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:08:11,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:11,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:11,514 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:12,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:12,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 42 states and 82 transitions. [2024-11-13 23:08:12,120 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 82 transitions. [2024-11-13 23:08:12,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:08:12,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:12,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:12,567 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:13,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:13,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 43 states and 82 transitions. [2024-11-13 23:08:13,054 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 82 transitions. [2024-11-13 23:08:13,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:08:13,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:13,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:13,201 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:13,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:13,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 45 states and 84 transitions. [2024-11-13 23:08:13,811 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 84 transitions. [2024-11-13 23:08:13,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:08:13,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:13,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:13,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:13,977 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:14,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:14,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 47 states and 93 transitions. [2024-11-13 23:08:14,882 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 93 transitions. [2024-11-13 23:08:14,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:08:14,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:14,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:14,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:15,364 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:18,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:18,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 104 transitions. [2024-11-13 23:08:18,206 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 104 transitions. [2024-11-13 23:08:18,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:08:18,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:18,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:18,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:18,460 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:19,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:19,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 54 states and 113 transitions. [2024-11-13 23:08:19,629 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 113 transitions. [2024-11-13 23:08:19,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:08:19,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:19,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:19,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:20,037 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:23,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:23,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 59 states and 120 transitions. [2024-11-13 23:08:23,396 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 120 transitions. [2024-11-13 23:08:23,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 23:08:23,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:23,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:23,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:23,688 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:25,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:25,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-13 23:08:25,199 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-13 23:08:25,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 23:08:25,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:25,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:25,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:26,028 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 49 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:27,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:27,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 63 states and 131 transitions. [2024-11-13 23:08:27,486 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 131 transitions. [2024-11-13 23:08:27,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 23:08:27,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:27,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:27,730 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:28,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:28,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 65 states and 140 transitions. [2024-11-13 23:08:28,938 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 140 transitions. [2024-11-13 23:08:28,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 23:08:28,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:28,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:29,546 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:33,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:33,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 70 states and 151 transitions. [2024-11-13 23:08:33,113 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 151 transitions. [2024-11-13 23:08:33,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 23:08:33,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:33,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:33,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:33,356 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:34,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:34,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 72 states and 156 transitions. [2024-11-13 23:08:34,566 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 156 transitions. [2024-11-13 23:08:34,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:08:34,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:34,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:34,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:35,112 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:36,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:36,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2024-11-13 23:08:36,325 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2024-11-13 23:08:36,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 23:08:36,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:36,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:36,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:08:36,354 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:08:36,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:08:36,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:08:36,462 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:08:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:08:36,505 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 28 iterations. [2024-11-13 23:08:36,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:08:36 ImpRootNode [2024-11-13 23:08:36,535 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:08:36,535 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:08:36,535 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:08:36,536 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:08:36,536 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:08:00" (3/4) ... [2024-11-13 23:08:36,537 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 23:08:36,576 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccaaf33b-5055-4963-8f54-ca814fc5c531/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:08:36,576 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:08:36,577 INFO L158 Benchmark]: Toolchain (without parser) took 36849.40ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 93.2MB in the beginning and 168.3MB in the end (delta: -75.1MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-11-13 23:08:36,578 INFO L158 Benchmark]: CDTParser took 1.83ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:36,578 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.03ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 82.6MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:08:36,578 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.01ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 81.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:36,579 INFO L158 Benchmark]: Boogie Preprocessor took 30.61ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.6MB in the end (delta: 867.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:36,579 INFO L158 Benchmark]: RCFGBuilder took 373.03ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 69.2MB in the end (delta: 11.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:08:36,579 INFO L158 Benchmark]: CodeCheck took 36087.37ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 69.2MB in the beginning and 171.0MB in the end (delta: -101.8MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2024-11-13 23:08:36,580 INFO L158 Benchmark]: Witness Printer took 41.17ms. Allocated memory is still 243.3MB. Free memory was 171.0MB in the beginning and 168.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:36,582 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, 12 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 36.0s, OverallIterations: 28, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1773 SdHoareTripleChecker+Valid, 18.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1431 mSDsluCounter, 198 SdHoareTripleChecker+Invalid, 16.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 54 mSDsCounter, 2311 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7536 IncrementalHoareTripleChecker+Invalid, 9847 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2311 mSolverCounterUnsat, 144 mSDtfsCounter, 7536 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3296 GetRequests, 2807 SyntacticMatches, 193 SemanticMatches, 296 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39646 ImplicationChecksByTransitivity, 30.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 356 NumberOfCodeBlocks, 356 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 305 ConstructedInterpolants, 0 QuantifiedInterpolants, 2888 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 27 InterpolantComputations, 3 PerfectInterpolantSequences, 180/800 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 - CounterExampleResult [Line: -1]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L19] CALL, EXPR getNumbers() [L8] int *array = alloca(10 * sizeof(int)); [L10] int i = 0; VAL [array={2:0}, i=0] [L10] COND TRUE i < 10 VAL [array={2:0}, i=0] [L11] array[i] = i [L10] ++i VAL [array={2:0}, i=1] [L10] COND TRUE i < 10 VAL [array={2:0}, i=1] [L11] array[i] = i [L10] ++i VAL [array={2:0}, i=2] [L10] COND TRUE i < 10 VAL [array={2:0}, i=2] [L11] array[i] = i [L10] ++i VAL [array={2:0}, i=3] [L10] COND TRUE i < 10 VAL [array={2:0}, i=3] [L11] array[i] = i [L10] ++i VAL [array={2:0}, i=4] [L10] COND TRUE i < 10 VAL [array={2:0}, i=4] [L11] array[i] = i [L10] ++i VAL [array={2:0}, i=5] [L10] COND TRUE i < 10 VAL [array={2:0}, i=5] [L11] array[i] = i [L10] ++i VAL [array={2:0}, i=6] [L10] COND TRUE i < 10 VAL [array={2:0}, i=6] [L11] array[i] = i [L10] ++i VAL [array={2:0}, i=7] [L10] COND TRUE i < 10 VAL [array={2:0}, i=7] [L11] array[i] = i [L10] ++i VAL [array={2:0}, i=8] [L10] COND TRUE i < 10 VAL [array={2:0}, i=8] [L11] array[i] = i [L10] ++i VAL [array={2:0}, i=9] [L10] COND TRUE i < 10 VAL [array={2:0}, i=9] [L11] array[i] = i [L10] ++i VAL [array={2:0}, i=10] [L10] COND FALSE !(i < 10) [L14] return array; [L19] RET, EXPR getNumbers() [L19] int *numbers = getNumbers(); [L21] int i = 0; VAL [i=0, numbers={2:0}] [L21] COND TRUE i < 10 [L22] numbers + i * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.83ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.03ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 82.6MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.01ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 81.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.61ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.6MB in the end (delta: 867.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 373.03ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 69.2MB in the end (delta: 11.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 36087.37ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 69.2MB in the beginning and 171.0MB in the end (delta: -101.8MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. * Witness Printer took 41.17ms. Allocated memory is still 243.3MB. Free memory was 171.0MB in the beginning and 168.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 23:08:36,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccaaf33b-5055-4963-8f54-ca814fc5c531/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref)