./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-34.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c2d8df-8295-4c17-8c4e-2a2302d3ed28/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c2d8df-8295-4c17-8c4e-2a2302d3ed28/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_d8c2d8df-8295-4c17-8c4e-2a2302d3ed28/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c2d8df-8295-4c17-8c4e-2a2302d3ed28/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-34.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c2d8df-8295-4c17-8c4e-2a2302d3ed28/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c2d8df-8295-4c17-8c4e-2a2302d3ed28/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9a63cb7f0f4bcb602d996a2f5bca04060f41dddcdd6e5c22a959463569230eb1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:42:33,011 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:42:33,133 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c2d8df-8295-4c17-8c4e-2a2302d3ed28/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:42:33,143 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:42:33,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:42:33,184 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:42:33,188 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:42:33,188 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:42:33,189 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:42:33,190 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:42:33,191 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:42:33,191 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:42:33,191 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:42:33,191 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:42:33,192 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:42:33,192 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:42:33,192 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:42:33,193 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:42:33,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:42:33,193 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:42:33,193 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:42:33,193 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:42:33,194 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:42:33,194 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:42:33,194 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:42:33,194 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:42:33,194 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:42:33,194 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:42:33,194 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:42:33,195 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:42:33,195 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:42:33,195 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:42:33,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:42:33,195 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_d8c2d8df-8295-4c17-8c4e-2a2302d3ed28/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a63cb7f0f4bcb602d996a2f5bca04060f41dddcdd6e5c22a959463569230eb1 [2024-11-13 21:42:33,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:42:33,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:42:33,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:42:33,604 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:42:33,605 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:42:33,606 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c2d8df-8295-4c17-8c4e-2a2302d3ed28/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-34.i Unable to find full path for "g++" [2024-11-13 21:42:35,705 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:42:36,003 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:42:36,004 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c2d8df-8295-4c17-8c4e-2a2302d3ed28/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-34.i [2024-11-13 21:42:36,024 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c2d8df-8295-4c17-8c4e-2a2302d3ed28/bin/ukojak-verify-EEHR8qb7sm/data/1de475ae1/8631a38d39df4ee99863b38777750f4f/FLAG21cd10cfc [2024-11-13 21:42:36,044 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c2d8df-8295-4c17-8c4e-2a2302d3ed28/bin/ukojak-verify-EEHR8qb7sm/data/1de475ae1/8631a38d39df4ee99863b38777750f4f [2024-11-13 21:42:36,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:42:36,048 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:42:36,050 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:42:36,050 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:42:36,055 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:42:36,056 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:42:36" (1/1) ... [2024-11-13 21:42:36,057 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f5941a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:36, skipping insertion in model container [2024-11-13 21:42:36,058 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:42:36" (1/1) ... [2024-11-13 21:42:36,091 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:42:36,300 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c2d8df-8295-4c17-8c4e-2a2302d3ed28/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-34.i[919,932] [2024-11-13 21:42:36,410 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:42:36,425 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:42:36,439 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c2d8df-8295-4c17-8c4e-2a2302d3ed28/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-34.i[919,932] [2024-11-13 21:42:36,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:42:36,519 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:42:36,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:36 WrapperNode [2024-11-13 21:42:36,520 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:42:36,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:42:36,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:42:36,522 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:42:36,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:36" (1/1) ... [2024-11-13 21:42:36,542 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:36" (1/1) ... [2024-11-13 21:42:36,595 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 265 [2024-11-13 21:42:36,595 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:42:36,596 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:42:36,596 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:42:36,596 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:42:36,606 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:36" (1/1) ... [2024-11-13 21:42:36,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:36" (1/1) ... [2024-11-13 21:42:36,611 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:36" (1/1) ... [2024-11-13 21:42:36,611 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:36" (1/1) ... [2024-11-13 21:42:36,628 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:36" (1/1) ... [2024-11-13 21:42:36,634 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:36" (1/1) ... [2024-11-13 21:42:36,637 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:36" (1/1) ... [2024-11-13 21:42:36,639 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:36" (1/1) ... [2024-11-13 21:42:36,644 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:42:36,645 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:42:36,645 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:42:36,645 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:42:36,647 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:36" (1/1) ... [2024-11-13 21:42:36,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:42:36,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c2d8df-8295-4c17-8c4e-2a2302d3ed28/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:42:36,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c2d8df-8295-4c17-8c4e-2a2302d3ed28/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:42:36,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c2d8df-8295-4c17-8c4e-2a2302d3ed28/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:42:36,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:42:36,746 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:42:36,746 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:42:36,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:42:36,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:42:36,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:42:36,903 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:42:36,905 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:42:37,660 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-13 21:42:37,660 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:42:38,279 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:42:38,279 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:42:38,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:42:38 BoogieIcfgContainer [2024-11-13 21:42:38,280 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:42:38,281 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:42:38,284 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:42:38,296 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:42:38,296 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:42:38" (1/1) ... [2024-11-13 21:42:38,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:42:38,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:38,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 59 states and 92 transitions. [2024-11-13 21:42:38,389 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 92 transitions. [2024-11-13 21:42:38,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-13 21:42:38,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:38,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:42:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:50,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2024-11-13 21:42:51,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:51,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 110 states and 177 transitions. [2024-11-13 21:42:51,832 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 177 transitions. [2024-11-13 21:42:51,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-13 21:42:51,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:51,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:42:54,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:09,521 INFO L134 CoverageAnalysis]: Checked inductivity of 4342 backedges. 46 proven. 134 refuted. 0 times theorem prover too weak. 4162 trivial. 0 not checked. [2024-11-13 21:43:13,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:13,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 213 states and 351 transitions. [2024-11-13 21:43:13,459 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 351 transitions. [2024-11-13 21:43:13,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-13 21:43:13,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:13,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:29,780 INFO L134 CoverageAnalysis]: Checked inductivity of 4342 backedges. 46 proven. 134 refuted. 0 times theorem prover too weak. 4162 trivial. 0 not checked. [2024-11-13 21:43:32,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:32,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 238 states and 400 transitions. [2024-11-13 21:43:32,177 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 400 transitions. [2024-11-13 21:43:32,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-13 21:43:32,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:32,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:34,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:47,920 INFO L134 CoverageAnalysis]: Checked inductivity of 4342 backedges. 46 proven. 134 refuted. 0 times theorem prover too weak. 4162 trivial. 0 not checked. [2024-11-13 21:43:48,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:48,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 238 states and 400 transitions. [2024-11-13 21:43:48,647 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 400 transitions. [2024-11-13 21:43:48,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-13 21:43:48,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:48,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:57,339 INFO L134 CoverageAnalysis]: Checked inductivity of 4342 backedges. 46 proven. 134 refuted. 0 times theorem prover too weak. 4162 trivial. 0 not checked. [2024-11-13 21:43:58,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:58,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 279 states and 469 transitions. [2024-11-13 21:43:58,840 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 469 transitions. [2024-11-13 21:43:58,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-13 21:43:58,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:58,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:17,587 INFO L134 CoverageAnalysis]: Checked inductivity of 4342 backedges. 50 proven. 250 refuted. 0 times theorem prover too weak. 4042 trivial. 0 not checked. [2024-11-13 21:44:20,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:20,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 238 states and 395 transitions. [2024-11-13 21:44:20,988 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 395 transitions. [2024-11-13 21:44:20,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2024-11-13 21:44:20,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:20,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:23,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:40,488 INFO L134 CoverageAnalysis]: Checked inductivity of 9859 backedges. 119 proven. 326 refuted. 0 times theorem prover too weak. 9414 trivial. 0 not checked. [2024-11-13 21:44:50,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:50,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 385 states and 651 transitions. [2024-11-13 21:44:50,753 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 651 transitions. [2024-11-13 21:44:50,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2024-11-13 21:44:50,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:50,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:47,181 INFO L134 CoverageAnalysis]: Checked inductivity of 9859 backedges. 119 proven. 326 refuted. 0 times theorem prover too weak. 9414 trivial. 0 not checked. [2024-11-13 21:45:56,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:56,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 476 states and 808 transitions. [2024-11-13 21:45:56,806 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 808 transitions. [2024-11-13 21:45:56,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2024-11-13 21:45:56,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:56,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:46:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:36,785 INFO L134 CoverageAnalysis]: Checked inductivity of 17607 backedges. 256 proven. 815 refuted. 0 times theorem prover too weak. 16536 trivial. 0 not checked. [2024-11-13 21:47:01,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:01,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 635 states and 1103 transitions. [2024-11-13 21:47:01,251 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1103 transitions. [2024-11-13 21:47:01,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2024-11-13 21:47:01,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:01,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:47:08,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:32,280 INFO L134 CoverageAnalysis]: Checked inductivity of 17607 backedges. 487 proven. 935 refuted. 0 times theorem prover too weak. 16185 trivial. 0 not checked. [2024-11-13 21:52:28,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:28,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 791 states and 1392 transitions. [2024-11-13 21:52:28,684 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1392 transitions. [2024-11-13 21:52:28,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 597 [2024-11-13 21:52:28,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:28,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:52:38,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:55,552 INFO L134 CoverageAnalysis]: Checked inductivity of 27586 backedges. 397 proven. 1235 refuted. 0 times theorem prover too weak. 25954 trivial. 0 not checked. [2024-11-13 21:54:48,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:48,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 976 states and 1725 transitions. [2024-11-13 21:54:48,132 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1725 transitions. [2024-11-13 21:54:48,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 597 [2024-11-13 21:54:48,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:48,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:55:00,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat