./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/reducercommutativity/max05-1.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_14420059-2dcc-40bb-9b40-71eb5e772125/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14420059-2dcc-40bb-9b40-71eb5e772125/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_14420059-2dcc-40bb-9b40-71eb5e772125/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14420059-2dcc-40bb-9b40-71eb5e772125/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/max05-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14420059-2dcc-40bb-9b40-71eb5e772125/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_14420059-2dcc-40bb-9b40-71eb5e772125/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 4e48915cf0eaefe43320bbe59bf88f5c68b2f305d293e808fa6ece9112b5c238 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:10:33,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:10:33,322 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14420059-2dcc-40bb-9b40-71eb5e772125/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:10:33,327 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:10:33,328 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:10:33,354 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:10:33,355 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:10:33,356 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:10:33,356 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:10:33,356 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:10:33,357 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:10:33,357 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:10:33,357 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:10:33,357 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:10:33,357 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:10:33,357 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:10:33,358 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:10:33,358 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:10:33,358 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:10:33,358 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:10:33,358 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:10:33,358 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:10:33,359 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:10:33,359 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:10:33,359 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:10:33,359 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:10:33,359 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:10:33,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:10:33,360 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:10:33,360 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:10:33,360 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:10:33,360 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:10:33,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:10:33,361 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_14420059-2dcc-40bb-9b40-71eb5e772125/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 -> 4e48915cf0eaefe43320bbe59bf88f5c68b2f305d293e808fa6ece9112b5c238 [2024-11-13 23:10:33,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:10:33,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:10:33,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:10:33,729 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:10:33,730 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:10:33,732 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14420059-2dcc-40bb-9b40-71eb5e772125/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/reducercommutativity/max05-1.i Unable to find full path for "g++" [2024-11-13 23:10:35,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:10:36,060 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:10:36,061 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14420059-2dcc-40bb-9b40-71eb5e772125/sv-benchmarks/c/reducercommutativity/max05-1.i [2024-11-13 23:10:36,069 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14420059-2dcc-40bb-9b40-71eb5e772125/bin/ukojak-verify-EEHR8qb7sm/data/cb98f5136/8cd9bc8495524af0995a4b2d9cd45863/FLAGc6be24ed7 [2024-11-13 23:10:36,094 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14420059-2dcc-40bb-9b40-71eb5e772125/bin/ukojak-verify-EEHR8qb7sm/data/cb98f5136/8cd9bc8495524af0995a4b2d9cd45863 [2024-11-13 23:10:36,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:10:36,098 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:10:36,100 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:10:36,100 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:10:36,105 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:10:36,106 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:10:36" (1/1) ... [2024-11-13 23:10:36,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@252b9748 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:36, skipping insertion in model container [2024-11-13 23:10:36,107 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:10:36" (1/1) ... [2024-11-13 23:10:36,126 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:10:36,358 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_14420059-2dcc-40bb-9b40-71eb5e772125/sv-benchmarks/c/reducercommutativity/max05-1.i[1284,1297] [2024-11-13 23:10:36,362 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:10:36,379 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:10:36,412 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_14420059-2dcc-40bb-9b40-71eb5e772125/sv-benchmarks/c/reducercommutativity/max05-1.i[1284,1297] [2024-11-13 23:10:36,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:10:36,445 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:10:36,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:36 WrapperNode [2024-11-13 23:10:36,446 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:10:36,448 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:10:36,448 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:10:36,449 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:10:36,456 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:36" (1/1) ... [2024-11-13 23:10:36,462 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:36" (1/1) ... [2024-11-13 23:10:36,481 INFO L138 Inliner]: procedures = 16, calls = 23, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2024-11-13 23:10:36,481 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:10:36,482 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:10:36,482 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:10:36,482 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:10:36,490 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:36" (1/1) ... [2024-11-13 23:10:36,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:36" (1/1) ... [2024-11-13 23:10:36,493 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:36" (1/1) ... [2024-11-13 23:10:36,493 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:36" (1/1) ... [2024-11-13 23:10:36,499 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:36" (1/1) ... [2024-11-13 23:10:36,503 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:36" (1/1) ... [2024-11-13 23:10:36,504 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:36" (1/1) ... [2024-11-13 23:10:36,505 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:36" (1/1) ... [2024-11-13 23:10:36,506 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:10:36,507 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:10:36,507 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:10:36,507 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:10:36,509 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:36" (1/1) ... [2024-11-13 23:10:36,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:10:36,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14420059-2dcc-40bb-9b40-71eb5e772125/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:10:36,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14420059-2dcc-40bb-9b40-71eb5e772125/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:10:36,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14420059-2dcc-40bb-9b40-71eb5e772125/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:10:36,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:10:36,590 INFO L130 BoogieDeclarations]: Found specification of procedure max [2024-11-13 23:10:36,591 INFO L138 BoogieDeclarations]: Found implementation of procedure max [2024-11-13 23:10:36,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:10:36,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:10:36,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:10:36,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:10:36,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:10:36,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:10:36,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:10:36,699 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:10:36,701 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:10:36,873 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 23:10:36,874 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:10:36,933 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:10:36,933 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 23:10:36,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:10:36 BoogieIcfgContainer [2024-11-13 23:10:36,934 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:10:36,934 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:10:36,935 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:10:36,949 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:10:36,949 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:10:36" (1/1) ... [2024-11-13 23:10:36,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:10:37,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:37,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-13 23:10:37,044 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-13 23:10:37,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 23:10:37,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:37,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:37,407 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 23:10:37,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:37,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-11-13 23:10:37,472 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-11-13 23:10:37,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 23:10:37,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:37,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:37,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:37,697 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 23:10:37,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:37,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2024-11-13 23:10:37,795 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-11-13 23:10:37,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 23:10:37,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:37,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:37,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:37,960 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:10:38,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:38,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-13 23:10:38,016 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-13 23:10:38,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:10:38,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:38,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:38,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:38,214 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 23:10:38,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:38,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-11-13 23:10:38,316 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-11-13 23:10:38,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:10:38,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:38,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:38,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:38,485 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 23:10:38,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:38,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-11-13 23:10:38,533 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-11-13 23:10:38,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 23:10:38,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:38,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:38,706 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 23:10:38,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:38,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2024-11-13 23:10:38,812 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2024-11-13 23:10:38,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 23:10:38,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:38,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:39,012 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 23:10:39,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:39,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2024-11-13 23:10:39,112 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2024-11-13 23:10:39,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:10:39,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:39,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:39,304 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 23:10:39,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:39,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-13 23:10:39,428 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-13 23:10:39,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 23:10:39,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:39,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:39,635 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 23:10:39,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:39,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2024-11-13 23:10:39,756 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2024-11-13 23:10:39,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 23:10:39,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:39,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:39,963 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-13 23:10:40,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:40,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2024-11-13 23:10:40,095 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-13 23:10:40,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:10:40,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:40,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:40,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:40,312 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-13 23:10:40,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:40,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2024-11-13 23:10:40,439 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2024-11-13 23:10:40,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:10:40,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:40,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:40,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:40,637 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-13 23:10:40,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:40,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 37 transitions. [2024-11-13 23:10:40,757 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2024-11-13 23:10:40,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 23:10:40,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:40,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:40,960 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-11-13 23:10:41,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:41,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 38 transitions. [2024-11-13 23:10:41,098 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2024-11-13 23:10:41,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 23:10:41,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:41,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:41,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:41,328 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-11-13 23:10:41,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:41,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2024-11-13 23:10:41,477 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2024-11-13 23:10:41,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 23:10:41,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:41,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat