./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/basename-2.i --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_5cce5dd0-a1f9-43f7-bfd8-d39eb7771f3b/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cce5dd0-a1f9-43f7-bfd8-d39eb7771f3b/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_5cce5dd0-a1f9-43f7-bfd8-d39eb7771f3b/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cce5dd0-a1f9-43f7-bfd8-d39eb7771f3b/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/basename-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cce5dd0-a1f9-43f7-bfd8-d39eb7771f3b/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_5cce5dd0-a1f9-43f7-bfd8-d39eb7771f3b/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 c899d9f75a53a80fe85551911016ababc48d03a22c1656000243377f27dbc4c0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:45:58,668 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:45:58,819 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cce5dd0-a1f9-43f7-bfd8-d39eb7771f3b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:45:58,826 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:45:58,827 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:45:58,859 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:45:58,861 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:45:58,861 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:45:58,863 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:45:58,863 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:45:58,864 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:45:58,865 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:45:58,866 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:45:58,867 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:45:58,868 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:45:58,868 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:45:58,869 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:45:58,870 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:45:58,871 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:45:58,872 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:45:58,872 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:45:58,873 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:45:58,874 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:45:58,875 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:45:58,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:45:58,877 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:45:58,878 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:45:58,878 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:45:58,879 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:45:58,880 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:45:58,880 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:45:58,881 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_5cce5dd0-a1f9-43f7-bfd8-d39eb7771f3b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cce5dd0-a1f9-43f7-bfd8-d39eb7771f3b/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c899d9f75a53a80fe85551911016ababc48d03a22c1656000243377f27dbc4c0 [2023-11-11 23:45:59,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:45:59,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:45:59,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:45:59,244 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:45:59,244 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:45:59,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cce5dd0-a1f9-43f7-bfd8-d39eb7771f3b/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/busybox-1.22.0/basename-2.i [2023-11-11 23:46:02,895 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:46:03,417 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:46:03,418 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cce5dd0-a1f9-43f7-bfd8-d39eb7771f3b/sv-benchmarks/c/busybox-1.22.0/basename-2.i [2023-11-11 23:46:03,457 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cce5dd0-a1f9-43f7-bfd8-d39eb7771f3b/bin/ukojak-verify-0OAaufAVZV/data/5a90886e4/274aa82ad4544ef89a73218f7abb99fb/FLAGcde0ddea2 [2023-11-11 23:46:03,478 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cce5dd0-a1f9-43f7-bfd8-d39eb7771f3b/bin/ukojak-verify-0OAaufAVZV/data/5a90886e4/274aa82ad4544ef89a73218f7abb99fb [2023-11-11 23:46:03,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:46:03,496 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:46:03,499 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:03,499 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:46:03,505 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:46:03,506 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:03" (1/1) ... [2023-11-11 23:46:03,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f85d5d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:03, skipping insertion in model container [2023-11-11 23:46:03,507 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:03" (1/1) ... [2023-11-11 23:46:03,594 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:46:04,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:04,647 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:46:04,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:04,903 WARN L672 CHandler]: The function strrchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:04,911 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:46:04,911 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04 WrapperNode [2023-11-11 23:46:04,912 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:04,913 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:04,913 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:46:04,913 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:46:04,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:04,963 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:05,013 INFO L138 Inliner]: procedures = 347, calls = 115, calls flagged for inlining = 11, calls inlined = 10, statements flattened = 389 [2023-11-11 23:46:05,014 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:05,015 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:46:05,023 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:46:05,023 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:46:05,033 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:05,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:05,044 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:05,044 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:05,073 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:05,080 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:05,087 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:05,092 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:05,103 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:46:05,104 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:46:05,104 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:46:05,105 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:46:05,106 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:05,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:05,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cce5dd0-a1f9-43f7-bfd8-d39eb7771f3b/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:46:05,153 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cce5dd0-a1f9-43f7-bfd8-d39eb7771f3b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:46:05,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cce5dd0-a1f9-43f7-bfd8-d39eb7771f3b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:46:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:46:05,220 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:46:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:46:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:46:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:46:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:46:05,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:46:05,222 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2023-11-11 23:46:05,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:46:05,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:46:05,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:46:05,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:46:05,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:46:05,598 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:46:05,601 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:46:06,305 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:46:06,552 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:46:06,552 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-11 23:46:06,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:06 BoogieIcfgContainer [2023-11-11 23:46:06,556 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:46:06,557 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:46:06,558 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:46:06,568 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:46:06,568 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:06" (1/1) ... [2023-11-11 23:46:06,578 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:46:06,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:06,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 87 states and 110 transitions. [2023-11-11 23:46:06,640 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2023-11-11 23:46:06,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:46:06,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:06,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:06,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:07,185 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 23:46:07,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:07,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 89 states and 113 transitions. [2023-11-11 23:46:07,268 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 113 transitions. [2023-11-11 23:46:07,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:46:07,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:07,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:07,377 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 23:46:07,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:07,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 90 states and 114 transitions. [2023-11-11 23:46:07,410 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 114 transitions. [2023-11-11 23:46:07,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:46:07,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:07,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:07,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:07,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:07,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 92 states and 117 transitions. [2023-11-11 23:46:07,755 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 117 transitions. [2023-11-11 23:46:07,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:46:07,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:07,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:07,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:07,860 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:46:07,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:07,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 91 states and 116 transitions. [2023-11-11 23:46:07,961 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 116 transitions. [2023-11-11 23:46:07,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:46:07,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:07,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:08,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:08,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:08,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 92 states and 117 transitions. [2023-11-11 23:46:08,207 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 117 transitions. [2023-11-11 23:46:08,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:46:08,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:08,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:08,344 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:46:08,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:08,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 91 states and 116 transitions. [2023-11-11 23:46:08,515 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 116 transitions. [2023-11-11 23:46:08,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:46:08,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:08,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:08,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:08,650 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:46:08,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:08,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 90 states and 115 transitions. [2023-11-11 23:46:08,693 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 115 transitions. [2023-11-11 23:46:08,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:46:08,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:08,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:08,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:08,854 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:09,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:09,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 93 states and 118 transitions. [2023-11-11 23:46:09,128 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 118 transitions. [2023-11-11 23:46:09,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:46:09,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:09,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:09,351 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:09,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:09,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 96 states and 121 transitions. [2023-11-11 23:46:09,569 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 121 transitions. [2023-11-11 23:46:09,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:46:09,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:09,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:09,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:09,886 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:10,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:10,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 99 states and 124 transitions. [2023-11-11 23:46:10,107 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 124 transitions. [2023-11-11 23:46:10,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:46:10,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:10,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:10,376 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:10,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:10,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 102 states and 127 transitions. [2023-11-11 23:46:10,609 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 127 transitions. [2023-11-11 23:46:10,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:46:10,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:10,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:10,899 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:11,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:11,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 105 states and 130 transitions. [2023-11-11 23:46:11,157 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 130 transitions. [2023-11-11 23:46:11,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:46:11,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:11,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:11,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:11,490 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:11,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:11,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 108 states and 133 transitions. [2023-11-11 23:46:11,764 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 133 transitions. [2023-11-11 23:46:11,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:46:11,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:11,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:11,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:12,143 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:12,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:12,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 111 states and 136 transitions. [2023-11-11 23:46:12,445 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 136 transitions. [2023-11-11 23:46:12,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:46:12,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:12,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:12,869 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:13,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:13,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 114 states and 138 transitions. [2023-11-11 23:46:13,068 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 138 transitions. [2023-11-11 23:46:13,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:46:13,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:13,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:13,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:13,597 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:13,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:13,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 113 states and 137 transitions. [2023-11-11 23:46:13,850 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 137 transitions. [2023-11-11 23:46:13,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:46:13,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:13,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:13,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:14,016 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:14,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:14,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 112 states and 136 transitions. [2023-11-11 23:46:14,059 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 136 transitions. [2023-11-11 23:46:14,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:46:14,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:14,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:14,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:14,244 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:14,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:14,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 111 states and 135 transitions. [2023-11-11 23:46:14,417 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 135 transitions. [2023-11-11 23:46:14,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:46:14,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:14,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:14,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:14,718 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:14,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:14,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 112 states and 137 transitions. [2023-11-11 23:46:14,811 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 137 transitions. [2023-11-11 23:46:14,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:46:14,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:14,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:14,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:15,013 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:15,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:15,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 113 states and 138 transitions. [2023-11-11 23:46:15,041 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 138 transitions. [2023-11-11 23:46:15,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:46:15,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:15,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:15,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:15,349 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:15,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:15,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 92 states and 112 transitions. [2023-11-11 23:46:15,429 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 112 transitions. [2023-11-11 23:46:15,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:46:15,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:15,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:15,631 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:15,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:15,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 93 states and 113 transitions. [2023-11-11 23:46:15,659 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 113 transitions. [2023-11-11 23:46:15,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:46:15,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:15,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:15,864 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:15,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:15,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 95 states and 117 transitions. [2023-11-11 23:46:15,953 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 117 transitions. [2023-11-11 23:46:15,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:46:15,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:15,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:16,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:16,416 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:16,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:16,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 96 states and 119 transitions. [2023-11-11 23:46:16,805 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 119 transitions. [2023-11-11 23:46:16,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:46:16,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:16,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:17,052 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-11 23:46:17,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:17,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 101 states and 127 transitions. [2023-11-11 23:46:17,592 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 127 transitions. [2023-11-11 23:46:17,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:46:17,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:17,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:17,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:17,856 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:18,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:18,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 103 states and 131 transitions. [2023-11-11 23:46:18,320 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 131 transitions. [2023-11-11 23:46:18,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:46:18,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:18,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:18,490 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-11 23:46:18,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:18,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 104 states and 132 transitions. [2023-11-11 23:46:18,521 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2023-11-11 23:46:18,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:46:18,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:18,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:18,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:18,793 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-11 23:46:19,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:19,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 103 states and 131 transitions. [2023-11-11 23:46:19,159 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 131 transitions. [2023-11-11 23:46:19,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:46:19,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:19,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:19,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:19,479 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-11 23:46:20,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:20,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 104 states and 133 transitions. [2023-11-11 23:46:20,263 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 133 transitions. [2023-11-11 23:46:20,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:46:20,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:20,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:20,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:20,466 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-11 23:46:21,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:21,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 106 states and 136 transitions. [2023-11-11 23:46:21,103 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 136 transitions. [2023-11-11 23:46:21,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:46:21,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:21,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:21,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:21,317 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-11 23:46:21,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:21,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 107 states and 136 transitions. [2023-11-11 23:46:21,493 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 136 transitions. [2023-11-11 23:46:21,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:46:21,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:21,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:21,748 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:22,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:22,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 108 states and 137 transitions. [2023-11-11 23:46:22,118 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 137 transitions. [2023-11-11 23:46:22,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:46:22,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:22,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:22,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:22,435 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:23,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:23,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 111 states and 140 transitions. [2023-11-11 23:46:23,278 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 140 transitions. [2023-11-11 23:46:23,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:46:23,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:23,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:23,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:23,628 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:24,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:24,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 114 states and 143 transitions. [2023-11-11 23:46:24,298 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 143 transitions. [2023-11-11 23:46:24,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:46:24,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:24,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:24,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:24,749 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:25,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:25,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 117 states and 146 transitions. [2023-11-11 23:46:25,514 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 146 transitions. [2023-11-11 23:46:25,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:46:25,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:25,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:25,907 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:26,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:26,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 120 states and 149 transitions. [2023-11-11 23:46:26,676 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 149 transitions. [2023-11-11 23:46:26,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-11 23:46:26,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:26,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:27,161 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:27,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:27,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 123 states and 152 transitions. [2023-11-11 23:46:27,969 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 152 transitions. [2023-11-11 23:46:27,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-11 23:46:27,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:27,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:28,533 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:29,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:29,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 126 states and 155 transitions. [2023-11-11 23:46:29,450 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 155 transitions. [2023-11-11 23:46:29,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-11 23:46:29,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:29,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:29,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:29,993 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:30,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:30,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 129 states and 158 transitions. [2023-11-11 23:46:30,850 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 158 transitions. [2023-11-11 23:46:30,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-11 23:46:30,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:30,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:31,344 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:46:31,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:31,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 132 states and 160 transitions. [2023-11-11 23:46:31,898 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 160 transitions. [2023-11-11 23:46:31,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-11 23:46:31,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:31,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:32,450 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-11-11 23:46:38,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:38,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 171 states and 207 transitions. [2023-11-11 23:46:38,065 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 207 transitions. [2023-11-11 23:46:38,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-11 23:46:38,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:38,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:38,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:38,312 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 43 proven. 1 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-11 23:46:38,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:38,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 172 states and 209 transitions. [2023-11-11 23:46:38,708 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 209 transitions. [2023-11-11 23:46:38,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-11 23:46:38,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:38,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:38,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:38,956 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 52 proven. 2 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-11 23:46:39,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:39,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 173 states and 209 transitions. [2023-11-11 23:46:39,468 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 209 transitions. [2023-11-11 23:46:39,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-11 23:46:39,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:39,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:39,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:39,748 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-11 23:46:39,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:39,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 174 states and 210 transitions. [2023-11-11 23:46:39,790 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 210 transitions. [2023-11-11 23:46:39,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-11 23:46:39,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:39,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:40,454 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-11-11 23:46:41,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:41,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 181 states and 222 transitions. [2023-11-11 23:46:41,975 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 222 transitions. [2023-11-11 23:46:41,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-11 23:46:41,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:41,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:42,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:43,302 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 149 proven. 28 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.