./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/HenzingerJhalaMajumdarSutre-POPL2002-LockingExample.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f7eda3-4041-4a2b-9c16-d51a6fa5c2be/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f7eda3-4041-4a2b-9c16-d51a6fa5c2be/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f7eda3-4041-4a2b-9c16-d51a6fa5c2be/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f7eda3-4041-4a2b-9c16-d51a6fa5c2be/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/HenzingerJhalaMajumdarSutre-POPL2002-LockingExample.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f7eda3-4041-4a2b-9c16-d51a6fa5c2be/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f7eda3-4041-4a2b-9c16-d51a6fa5c2be/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b7e15211580ea4e53f751b22847dfea4720c9dc42574c861d991d991eb47919b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:19,934 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:52:20,059 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f7eda3-4041-4a2b-9c16-d51a6fa5c2be/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:52:20,069 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:52:20,074 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:52:20,107 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:52:20,108 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:52:20,109 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:52:20,110 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:52:20,115 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:52:20,116 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:52:20,117 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:52:20,117 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:52:20,117 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:52:20,118 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:52:20,118 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:52:20,119 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:52:20,119 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:52:20,120 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:52:20,120 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:52:20,121 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:52:20,122 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:52:20,122 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:52:20,123 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:52:20,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:20,124 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:52:20,125 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:52:20,125 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:52:20,126 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:52:20,126 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:52:20,128 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:52:20,128 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f7eda3-4041-4a2b-9c16-d51a6fa5c2be/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f7eda3-4041-4a2b-9c16-d51a6fa5c2be/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7e15211580ea4e53f751b22847dfea4720c9dc42574c861d991d991eb47919b [2023-11-11 23:52:20,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:52:20,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:52:20,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:52:20,474 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:52:20,475 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:52:20,476 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f7eda3-4041-4a2b-9c16-d51a6fa5c2be/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-crafted-lit/HenzingerJhalaMajumdarSutre-POPL2002-LockingExample.c [2023-11-11 23:52:23,620 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:23,855 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:23,856 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f7eda3-4041-4a2b-9c16-d51a6fa5c2be/sv-benchmarks/c/termination-crafted-lit/HenzingerJhalaMajumdarSutre-POPL2002-LockingExample.c [2023-11-11 23:52:23,866 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f7eda3-4041-4a2b-9c16-d51a6fa5c2be/bin/ukojak-verify-0OAaufAVZV/data/7f9461909/920d41642d44435f997780448685cbd6/FLAG187a3bdf2 [2023-11-11 23:52:23,887 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f7eda3-4041-4a2b-9c16-d51a6fa5c2be/bin/ukojak-verify-0OAaufAVZV/data/7f9461909/920d41642d44435f997780448685cbd6 [2023-11-11 23:52:23,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:23,895 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:23,899 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:23,899 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:23,904 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:23,907 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:23" (1/1) ... [2023-11-11 23:52:23,908 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7699f188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:23, skipping insertion in model container [2023-11-11 23:52:23,909 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:23" (1/1) ... [2023-11-11 23:52:23,935 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:24,166 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:24,173 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:24,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:24,202 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:24,203 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:24 WrapperNode [2023-11-11 23:52:24,203 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:24,204 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:24,204 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:24,204 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:24,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:24" (1/1) ... [2023-11-11 23:52:24,218 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:24" (1/1) ... [2023-11-11 23:52:24,238 INFO L138 Inliner]: procedures = 6, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 53 [2023-11-11 23:52:24,238 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:24,239 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:24,239 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:24,240 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:24,250 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:24" (1/1) ... [2023-11-11 23:52:24,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:24" (1/1) ... [2023-11-11 23:52:24,251 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:24" (1/1) ... [2023-11-11 23:52:24,251 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:24" (1/1) ... [2023-11-11 23:52:24,254 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:24" (1/1) ... [2023-11-11 23:52:24,259 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:24" (1/1) ... [2023-11-11 23:52:24,260 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:24" (1/1) ... [2023-11-11 23:52:24,261 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:24" (1/1) ... [2023-11-11 23:52:24,263 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:24,264 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:24,264 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:24,265 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:24,266 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:24" (1/1) ... [2023-11-11 23:52:24,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:24,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f7eda3-4041-4a2b-9c16-d51a6fa5c2be/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:24,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f7eda3-4041-4a2b-9c16-d51a6fa5c2be/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:24,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f7eda3-4041-4a2b-9c16-d51a6fa5c2be/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:24,349 INFO L130 BoogieDeclarations]: Found specification of procedure unlock [2023-11-11 23:52:24,349 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock [2023-11-11 23:52:24,349 INFO L130 BoogieDeclarations]: Found specification of procedure lock [2023-11-11 23:52:24,349 INFO L138 BoogieDeclarations]: Found implementation of procedure lock [2023-11-11 23:52:24,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:24,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:24,412 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:24,414 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:24,565 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:24,595 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:24,595 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:52:24,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:24 BoogieIcfgContainer [2023-11-11 23:52:24,598 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:24,599 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:24,599 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:24,609 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:24,609 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:24" (1/1) ... [2023-11-11 23:52:24,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:52:24,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:24,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2023-11-11 23:52:24,673 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2023-11-11 23:52:24,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:52:24,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:24,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:24,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:24,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:24,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:24,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 39 transitions. [2023-11-11 23:52:24,966 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2023-11-11 23:52:24,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:52:24,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:24,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:25,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:25,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:25,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 38 transitions. [2023-11-11 23:52:25,209 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2023-11-11 23:52:25,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:52:25,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:25,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:25,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:25,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:25,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 48 transitions. [2023-11-11 23:52:25,465 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2023-11-11 23:52:25,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:52:25,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:25,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:25,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:25,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:25,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 60 transitions. [2023-11-11 23:52:25,797 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 60 transitions. [2023-11-11 23:52:25,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:52:25,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:25,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:25,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:25,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:26,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:26,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 69 transitions. [2023-11-11 23:52:26,087 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 69 transitions. [2023-11-11 23:52:26,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:52:26,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:26,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:26,180 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:52:26,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:26,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 73 transitions. [2023-11-11 23:52:26,358 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2023-11-11 23:52:26,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:52:26,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:26,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:26,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:26,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:26,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 53 states and 82 transitions. [2023-11-11 23:52:26,616 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 82 transitions. [2023-11-11 23:52:26,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:52:26,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:26,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:26,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:26,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:52:26,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:26,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 54 states and 83 transitions. [2023-11-11 23:52:26,772 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 83 transitions. [2023-11-11 23:52:26,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:52:26,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:26,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:26,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:26,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:52:27,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:27,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 58 states and 87 transitions. [2023-11-11 23:52:27,186 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 87 transitions. [2023-11-11 23:52:27,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:52:27,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:27,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:27,333 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:52:27,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:27,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 60 states and 89 transitions. [2023-11-11 23:52:27,484 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 89 transitions. [2023-11-11 23:52:27,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:52:27,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:27,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:27,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:52:27,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:27,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 64 states and 93 transitions. [2023-11-11 23:52:27,877 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2023-11-11 23:52:27,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:52:27,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:27,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:27,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:27,982 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:52:28,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:28,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 72 states and 107 transitions. [2023-11-11 23:52:28,380 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 107 transitions. [2023-11-11 23:52:28,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:52:28,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:28,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:28,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:28,427 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:52:28,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:28,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 54 states and 78 transitions. [2023-11-11 23:52:28,458 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2023-11-11 23:52:28,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:52:28,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:28,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:28,487 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:52:28,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:28,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 45 states and 63 transitions. [2023-11-11 23:52:28,520 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2023-11-11 23:52:28,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:52:28,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:28,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:28,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:28,650 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:52:29,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:29,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 53 states and 76 transitions. [2023-11-11 23:52:29,140 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2023-11-11 23:52:29,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:52:29,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:29,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:29,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:29,413 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-11 23:52:29,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:29,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 61 states and 89 transitions. [2023-11-11 23:52:29,906 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 89 transitions. [2023-11-11 23:52:29,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:52:29,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:29,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:30,127 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-11 23:52:30,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:30,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 69 states and 102 transitions. [2023-11-11 23:52:30,647 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 102 transitions. [2023-11-11 23:52:30,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-11 23:52:30,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:30,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:30,944 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-11 23:52:31,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:31,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 77 states and 115 transitions. [2023-11-11 23:52:31,553 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2023-11-11 23:52:31,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-11 23:52:31,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:31,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:31,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:31,841 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-11 23:52:32,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:32,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 85 states and 128 transitions. [2023-11-11 23:52:32,510 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 128 transitions. [2023-11-11 23:52:32,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-11 23:52:32,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:32,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:32,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:32,887 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 0 proven. 217 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-11 23:52:33,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:33,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 93 states and 141 transitions. [2023-11-11 23:52:33,689 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 141 transitions. [2023-11-11 23:52:33,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-11 23:52:33,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:33,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:33,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:34,201 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-11 23:52:34,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:34,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 101 states and 154 transitions. [2023-11-11 23:52:34,987 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 154 transitions. [2023-11-11 23:52:34,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-11 23:52:34,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:34,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:35,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:35,492 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-11 23:52:36,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:36,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 109 states and 167 transitions. [2023-11-11 23:52:36,305 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 167 transitions. [2023-11-11 23:52:36,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-11 23:52:36,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:36,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:36,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:36,853 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 430 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-11 23:52:37,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:37,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 117 states and 180 transitions. [2023-11-11 23:52:37,723 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 180 transitions. [2023-11-11 23:52:37,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-11 23:52:37,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:37,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:38,321 INFO L134 CoverageAnalysis]: Checked inductivity of 781 backedges. 0 proven. 517 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-11 23:52:39,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:39,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 125 states and 193 transitions. [2023-11-11 23:52:39,321 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 193 transitions. [2023-11-11 23:52:39,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-11 23:52:39,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:39,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:39,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:40,115 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 612 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2023-11-11 23:52:41,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:41,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 133 states and 206 transitions. [2023-11-11 23:52:41,077 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 206 transitions. [2023-11-11 23:52:41,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-11 23:52:41,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:41,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:41,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1079 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-11 23:52:42,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:42,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 141 states and 219 transitions. [2023-11-11 23:52:42,917 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 219 transitions. [2023-11-11 23:52:42,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-11 23:52:42,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:42,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:42,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:43,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1246 backedges. 0 proven. 826 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-11 23:52:44,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:44,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 149 states and 232 transitions. [2023-11-11 23:52:44,581 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 232 transitions. [2023-11-11 23:52:44,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-11 23:52:44,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:44,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:44,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:45,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1425 backedges. 0 proven. 945 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-11 23:52:46,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:46,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 157 states and 245 transitions. [2023-11-11 23:52:46,374 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 245 transitions. [2023-11-11 23:52:46,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-11 23:52:46,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:46,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:46,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:47,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1616 backedges. 0 proven. 1072 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-11 23:52:48,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:48,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 165 states and 258 transitions. [2023-11-11 23:52:48,318 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 258 transitions. [2023-11-11 23:52:48,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-11 23:52:48,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:48,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:48,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:49,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 0 proven. 1207 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-11 23:52:50,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:50,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 173 states and 271 transitions. [2023-11-11 23:52:50,266 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 271 transitions. [2023-11-11 23:52:50,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-11-11 23:52:50,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:50,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:50,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:51,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2034 backedges. 0 proven. 1350 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-11 23:52:52,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:52,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 181 states and 284 transitions. [2023-11-11 23:52:52,385 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 284 transitions. [2023-11-11 23:52:52,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-11-11 23:52:52,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:52,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:52,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:53,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2261 backedges. 0 proven. 1501 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-11 23:52:54,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:54,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 189 states and 297 transitions. [2023-11-11 23:52:54,609 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 297 transitions. [2023-11-11 23:52:54,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-11-11 23:52:54,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:54,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:54,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:55,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2500 backedges. 0 proven. 1660 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-11 23:52:57,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:57,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 197 states and 310 transitions. [2023-11-11 23:52:57,027 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 310 transitions. [2023-11-11 23:52:57,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-11 23:52:57,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:57,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:58,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2751 backedges. 0 proven. 1827 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-11 23:52:59,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:59,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 205 states and 323 transitions. [2023-11-11 23:52:59,442 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 323 transitions. [2023-11-11 23:52:59,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2023-11-11 23:52:59,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:59,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:59,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:00,667 INFO L134 CoverageAnalysis]: Checked inductivity of 3014 backedges. 0 proven. 2002 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-11 23:53:01,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:01,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 213 states and 336 transitions. [2023-11-11 23:53:01,944 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 336 transitions. [2023-11-11 23:53:01,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2023-11-11 23:53:01,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:01,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:03,328 INFO L134 CoverageAnalysis]: Checked inductivity of 3289 backedges. 0 proven. 2185 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-11 23:53:04,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:04,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 221 states and 349 transitions. [2023-11-11 23:53:04,718 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 349 transitions. [2023-11-11 23:53:04,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-11-11 23:53:04,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:04,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:04,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:06,000 INFO L134 CoverageAnalysis]: Checked inductivity of 3576 backedges. 0 proven. 2376 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-11 23:53:07,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:07,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 229 states and 362 transitions. [2023-11-11 23:53:07,380 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 362 transitions. [2023-11-11 23:53:07,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2023-11-11 23:53:07,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:07,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:07,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:08,786 INFO L134 CoverageAnalysis]: Checked inductivity of 3875 backedges. 0 proven. 2575 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked.