./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2c_prepend_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_8fec5e3e-70e4-49a6-98e8-d8d90a4cbd97/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fec5e3e-70e4-49a6-98e8-d8d90a4cbd97/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fec5e3e-70e4-49a6-98e8-d8d90a4cbd97/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fec5e3e-70e4-49a6-98e8-d8d90a4cbd97/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2c_prepend_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fec5e3e-70e4-49a6-98e8-d8d90a4cbd97/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fec5e3e-70e4-49a6-98e8-d8d90a4cbd97/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f2f6ef7968fa573a7da88ae0a516f1d800f437d82b0fa75227e8d7d318952eb1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:53:57,237 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:53:57,309 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fec5e3e-70e4-49a6-98e8-d8d90a4cbd97/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 21:53:57,314 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:53:57,315 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:53:57,339 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:53:57,340 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:53:57,341 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:53:57,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:53:57,342 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:53:57,342 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:53:57,343 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:53:57,343 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:53:57,344 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 21:53:57,344 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 21:53:57,345 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 21:53:57,345 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:53:57,346 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:53:57,346 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:53:57,347 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:53:57,348 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:53:57,348 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:53:57,349 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:53:57,349 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:53:57,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:53:57,350 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:53:57,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:53:57,351 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:53:57,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:53:57,352 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_8fec5e3e-70e4-49a6-98e8-d8d90a4cbd97/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fec5e3e-70e4-49a6-98e8-d8d90a4cbd97/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2f6ef7968fa573a7da88ae0a516f1d800f437d82b0fa75227e8d7d318952eb1 [2023-12-02 21:53:57,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:53:57,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:53:57,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:53:57,629 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:53:57,631 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:53:57,633 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fec5e3e-70e4-49a6-98e8-d8d90a4cbd97/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/list-simple/sll2c_prepend_unequal.i [2023-12-02 21:54:00,598 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:54:00,814 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:54:00,815 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fec5e3e-70e4-49a6-98e8-d8d90a4cbd97/sv-benchmarks/c/list-simple/sll2c_prepend_unequal.i [2023-12-02 21:54:00,827 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fec5e3e-70e4-49a6-98e8-d8d90a4cbd97/bin/ukojak-verify-Qdu7aM0XO9/data/722c2199a/cd948d0f966f49149a4958073493f1cc/FLAGc2b0b604a [2023-12-02 21:54:00,839 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fec5e3e-70e4-49a6-98e8-d8d90a4cbd97/bin/ukojak-verify-Qdu7aM0XO9/data/722c2199a/cd948d0f966f49149a4958073493f1cc [2023-12-02 21:54:00,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:54:00,843 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:54:00,844 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:54:00,844 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:54:00,848 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:54:00,849 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:54:00" (1/1) ... [2023-12-02 21:54:00,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7711df1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:00, skipping insertion in model container [2023-12-02 21:54:00,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:54:00" (1/1) ... [2023-12-02 21:54:00,900 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:54:01,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:54:01,201 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:54:01,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:54:01,282 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:54:01,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:01 WrapperNode [2023-12-02 21:54:01,283 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:54:01,284 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:54:01,284 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:54:01,284 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:54:01,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:01" (1/1) ... [2023-12-02 21:54:01,308 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:01" (1/1) ... [2023-12-02 21:54:01,336 INFO L138 Inliner]: procedures = 127, calls = 46, calls flagged for inlining = 10, calls inlined = 12, statements flattened = 184 [2023-12-02 21:54:01,337 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:54:01,337 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:54:01,337 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:54:01,338 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:54:01,346 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:01" (1/1) ... [2023-12-02 21:54:01,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:01" (1/1) ... [2023-12-02 21:54:01,352 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:01" (1/1) ... [2023-12-02 21:54:01,352 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:01" (1/1) ... [2023-12-02 21:54:01,362 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:01" (1/1) ... [2023-12-02 21:54:01,366 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:01" (1/1) ... [2023-12-02 21:54:01,368 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:01" (1/1) ... [2023-12-02 21:54:01,370 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:01" (1/1) ... [2023-12-02 21:54:01,373 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:54:01,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:54:01,374 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:54:01,374 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:54:01,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:01" (1/1) ... [2023-12-02 21:54:01,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:54:01,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fec5e3e-70e4-49a6-98e8-d8d90a4cbd97/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:54:01,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fec5e3e-70e4-49a6-98e8-d8d90a4cbd97/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:54:01,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fec5e3e-70e4-49a6-98e8-d8d90a4cbd97/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:54:01,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:54:01,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:54:01,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:54:01,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:54:01,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:54:01,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:54:01,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:54:01,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:54:01,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 21:54:01,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:54:01,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:54:01,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:54:01,599 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:54:01,602 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:54:02,061 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:54:02,136 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:54:02,136 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-02 21:54:02,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:54:02 BoogieIcfgContainer [2023-12-02 21:54:02,139 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:54:02,140 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:54:02,140 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:54:02,152 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:54:02,153 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:54:02" (1/1) ... [2023-12-02 21:54:02,163 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:54:02,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:02,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 122 states and 136 transitions. [2023-12-02 21:54:02,227 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 136 transitions. [2023-12-02 21:54:02,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 21:54:02,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:02,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:02,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:02,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:02,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 121 states and 135 transitions. [2023-12-02 21:54:02,503 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 135 transitions. [2023-12-02 21:54:02,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 21:54:02,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:02,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:02,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:02,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:02,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 120 states and 134 transitions. [2023-12-02 21:54:02,737 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 134 transitions. [2023-12-02 21:54:02,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:54:02,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:02,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:02,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:02,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:02,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 119 states and 133 transitions. [2023-12-02 21:54:02,801 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 133 transitions. [2023-12-02 21:54:02,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:54:02,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:02,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:02,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:02,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:03,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:03,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 118 states and 132 transitions. [2023-12-02 21:54:03,054 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 132 transitions. [2023-12-02 21:54:03,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 21:54:03,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:03,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:03,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:03,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:03,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:03,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 119 states and 133 transitions. [2023-12-02 21:54:03,352 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 133 transitions. [2023-12-02 21:54:03,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 21:54:03,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:03,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:03,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:03,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:03,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:03,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 118 states and 132 transitions. [2023-12-02 21:54:03,428 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 132 transitions. [2023-12-02 21:54:03,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 21:54:03,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:03,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:03,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:03,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:03,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:03,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 117 states and 131 transitions. [2023-12-02 21:54:03,524 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 131 transitions. [2023-12-02 21:54:03,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 21:54:03,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:03,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:03,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:03,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:03,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 116 states and 130 transitions. [2023-12-02 21:54:03,576 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 130 transitions. [2023-12-02 21:54:03,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 21:54:03,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:03,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:03,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:03,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:03,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:03,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 115 states and 129 transitions. [2023-12-02 21:54:03,664 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 129 transitions. [2023-12-02 21:54:03,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 21:54:03,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:03,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:03,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:03,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:03,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:03,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 114 states and 128 transitions. [2023-12-02 21:54:03,786 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 128 transitions. [2023-12-02 21:54:03,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 21:54:03,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:03,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:03,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:03,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:04,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:04,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 113 states and 127 transitions. [2023-12-02 21:54:04,092 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 127 transitions. [2023-12-02 21:54:04,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 21:54:04,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:04,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:04,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:04,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:04,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:04,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 112 states and 126 transitions. [2023-12-02 21:54:04,944 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 126 transitions. [2023-12-02 21:54:04,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 21:54:04,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:04,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:05,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:06,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:06,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 111 states and 125 transitions. [2023-12-02 21:54:06,148 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 125 transitions. [2023-12-02 21:54:06,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 21:54:06,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:06,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:06,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:06,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:06,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:06,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 110 states and 124 transitions. [2023-12-02 21:54:06,238 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 124 transitions. [2023-12-02 21:54:06,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 21:54:06,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:06,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:06,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:06,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:06,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 109 states and 123 transitions. [2023-12-02 21:54:06,389 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 123 transitions. [2023-12-02 21:54:06,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:54:06,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:06,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:06,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:06,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:06,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 108 states and 122 transitions. [2023-12-02 21:54:06,461 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 122 transitions. [2023-12-02 21:54:06,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:54:06,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:06,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:06,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:06,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:06,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:06,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 107 states and 121 transitions. [2023-12-02 21:54:06,596 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 121 transitions. [2023-12-02 21:54:06,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 21:54:06,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:06,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:06,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:07,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:09,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:09,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 118 states and 139 transitions. [2023-12-02 21:54:09,161 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 139 transitions. [2023-12-02 21:54:09,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 21:54:09,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:09,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:09,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:09,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:12,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:12,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 105 states and 119 transitions. [2023-12-02 21:54:12,811 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 119 transitions. [2023-12-02 21:54:12,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:54:12,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:12,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:12,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:12,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:12,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:12,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 104 states and 118 transitions. [2023-12-02 21:54:12,875 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 118 transitions. [2023-12-02 21:54:12,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:54:12,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:12,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:12,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:13,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:13,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:13,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 103 states and 117 transitions. [2023-12-02 21:54:13,279 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 117 transitions. [2023-12-02 21:54:13,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:54:13,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:13,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:13,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:13,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:13,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:13,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 102 states and 116 transitions. [2023-12-02 21:54:13,343 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 116 transitions. [2023-12-02 21:54:13,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:54:13,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:13,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:13,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:13,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:13,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 101 states and 115 transitions. [2023-12-02 21:54:13,457 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 115 transitions. [2023-12-02 21:54:13,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:54:13,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:13,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:13,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:14,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:16,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:16,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 102 states and 116 transitions. [2023-12-02 21:54:16,646 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 116 transitions. [2023-12-02 21:54:16,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:54:16,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:16,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:17,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:21,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:21,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 103 states and 118 transitions. [2023-12-02 21:54:21,595 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 118 transitions. [2023-12-02 21:54:21,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:54:21,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:21,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:21,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:23,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:23,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 102 states and 117 transitions. [2023-12-02 21:54:23,273 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 117 transitions. [2023-12-02 21:54:23,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:54:23,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:23,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:23,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:23,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:25,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:25,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 101 states and 116 transitions. [2023-12-02 21:54:25,638 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 116 transitions. [2023-12-02 21:54:25,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 21:54:25,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:25,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:25,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:25,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:26,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:26,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 103 states and 120 transitions. [2023-12-02 21:54:26,151 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 120 transitions. [2023-12-02 21:54:26,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 21:54:26,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:26,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:26,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:26,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:26,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:26,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 105 states and 124 transitions. [2023-12-02 21:54:26,699 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 124 transitions. [2023-12-02 21:54:26,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 21:54:26,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:26,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:27,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:30,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:30,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 107 states and 127 transitions. [2023-12-02 21:54:30,166 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 127 transitions. [2023-12-02 21:54:30,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 21:54:30,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:30,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:30,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:34,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:34,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 109 states and 130 transitions. [2023-12-02 21:54:34,950 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 130 transitions. [2023-12-02 21:54:34,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 21:54:34,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:34,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:34,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:34,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:35,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:35,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 108 states and 129 transitions. [2023-12-02 21:54:35,009 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 129 transitions. [2023-12-02 21:54:35,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 21:54:35,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:35,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:35,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:35,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:35,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:35,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 110 states and 132 transitions. [2023-12-02 21:54:35,111 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 132 transitions. [2023-12-02 21:54:35,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 21:54:35,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:35,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:35,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:35,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:35,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 111 states and 134 transitions. [2023-12-02 21:54:35,679 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 134 transitions. [2023-12-02 21:54:35,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 21:54:35,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:35,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:35,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:35,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:37,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:37,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 112 states and 135 transitions. [2023-12-02 21:54:37,057 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 135 transitions. [2023-12-02 21:54:37,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 21:54:37,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:37,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:39,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:48,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:48,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 114 states and 138 transitions. [2023-12-02 21:54:48,875 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 138 transitions. [2023-12-02 21:54:48,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 21:54:48,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:48,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:48,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:50,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:53,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:53,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 112 states and 135 transitions. [2023-12-02 21:54:53,781 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 135 transitions. [2023-12-02 21:54:53,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 21:54:53,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:53,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:53,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:53,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:55,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:55,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 117 states and 144 transitions. [2023-12-02 21:54:55,246 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 144 transitions. [2023-12-02 21:54:55,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 21:54:55,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:55,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:55,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:56,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:56,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 122 states and 153 transitions. [2023-12-02 21:54:56,953 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 153 transitions. [2023-12-02 21:54:56,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 21:54:56,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:56,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:56,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:59,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:55:14,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:14,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 139 states and 180 transitions. [2023-12-02 21:55:14,661 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 180 transitions. [2023-12-02 21:55:14,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 21:55:14,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:14,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:14,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:18,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:55:37,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:37,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 149 states and 205 transitions. [2023-12-02 21:55:37,893 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 205 transitions. [2023-12-02 21:55:37,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:55:37,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:37,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:37,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:37,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:55:38,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:38,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 150 states and 207 transitions. [2023-12-02 21:55:38,785 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 207 transitions. [2023-12-02 21:55:38,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:55:38,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:38,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:38,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:38,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:55:39,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:39,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 152 states and 210 transitions. [2023-12-02 21:55:39,332 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 210 transitions. [2023-12-02 21:55:39,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:55:39,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:39,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:55:40,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:40,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 152 states and 209 transitions. [2023-12-02 21:55:40,496 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 209 transitions. [2023-12-02 21:55:40,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:55:40,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:40,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:40,549 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:55:41,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:41,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 153 states and 209 transitions. [2023-12-02 21:55:41,900 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 209 transitions. [2023-12-02 21:55:41,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 21:55:41,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:41,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:41,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:55:42,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:42,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 155 states and 213 transitions. [2023-12-02 21:55:42,976 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 213 transitions. [2023-12-02 21:55:42,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 21:55:42,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:42,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:42,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:43,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:55:43,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:43,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 157 states and 216 transitions. [2023-12-02 21:55:43,634 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 216 transitions. [2023-12-02 21:55:43,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:55:43,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:43,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:43,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:43,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:55:51,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:51,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 164 states and 232 transitions. [2023-12-02 21:55:51,150 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 232 transitions. [2023-12-02 21:55:51,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:55:51,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:51,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:51,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:55:58,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:58,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 171 states and 248 transitions. [2023-12-02 21:55:58,970 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 248 transitions. [2023-12-02 21:55:58,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:55:58,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:58,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:03,586 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:56:21,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:21,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 181 states and 278 transitions. [2023-12-02 21:56:21,275 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 278 transitions. [2023-12-02 21:56:21,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:56:21,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:21,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:21,320 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:56:22,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:22,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 182 states and 278 transitions. [2023-12-02 21:56:22,808 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 278 transitions. [2023-12-02 21:56:22,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:56:22,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:22,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:22,931 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:56:24,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:24,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 183 states and 278 transitions. [2023-12-02 21:56:24,399 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 278 transitions. [2023-12-02 21:56:24,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:56:24,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:24,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:24,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:28,870 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:56:54,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:54,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 196 states and 312 transitions. [2023-12-02 21:56:54,228 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 312 transitions. [2023-12-02 21:56:54,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 21:56:54,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:54,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:54,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:54,658 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:57:01,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:01,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 165 states and 263 transitions. [2023-12-02 21:57:01,328 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 263 transitions. [2023-12-02 21:57:01,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 21:57:01,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:01,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:05,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:57:18,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:18,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 171 states and 280 transitions. [2023-12-02 21:57:18,552 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 280 transitions. [2023-12-02 21:57:18,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 21:57:18,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:18,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:22,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:57:30,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:30,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2023-12-02 21:57:30,687 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2023-12-02 21:57:30,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 21:57:30,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:30,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:30,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:57:30,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:30,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2023-12-02 21:57:30,744 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2023-12-02 21:57:30,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 21:57:30,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:30,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:33,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:57:37,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:37,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 177 states and 293 transitions. [2023-12-02 21:57:37,097 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 293 transitions. [2023-12-02 21:57:37,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:57:37,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:37,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:37,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:44,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:58:21,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:21,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 190 states and 326 transitions. [2023-12-02 21:58:21,144 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 326 transitions. [2023-12-02 21:58:21,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:58:21,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:21,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:21,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:26,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:58:50,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:50,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 193 states and 332 transitions. [2023-12-02 21:58:50,036 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 332 transitions. [2023-12-02 21:58:50,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:58:50,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:50,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:50,092 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:58:59,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:59,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 200 states and 350 transitions. [2023-12-02 21:58:59,735 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 350 transitions. [2023-12-02 21:58:59,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:58:59,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:59,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:03,401 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:59:14,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:14,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 203 states and 356 transitions. [2023-12-02 21:59:14,688 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 356 transitions. [2023-12-02 21:59:14,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:59:14,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:14,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:14,761 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:59:21,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:21,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 206 states and 361 transitions. [2023-12-02 21:59:21,854 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 361 transitions. [2023-12-02 21:59:21,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:59:21,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:21,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:21,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:21,958 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:59:31,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:31,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 210 states and 367 transitions. [2023-12-02 21:59:31,157 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 367 transitions. [2023-12-02 21:59:31,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:59:31,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:31,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:31,208 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 21:59:33,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:33,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 211 states and 367 transitions. [2023-12-02 21:59:33,389 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 367 transitions. [2023-12-02 21:59:33,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:59:33,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:33,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:33,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:34,066 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:59:42,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:42,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 117 states and 151 transitions. [2023-12-02 21:59:42,642 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 151 transitions. [2023-12-02 21:59:42,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 21:59:42,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:42,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:42,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:44,988 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:59:52,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:52,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 111 states and 139 transitions. [2023-12-02 21:59:52,389 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 139 transitions. [2023-12-02 21:59:52,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 21:59:52,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:52,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:52,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:54,348 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:00:00,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:00:00,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 106 states and 134 transitions. [2023-12-02 22:00:00,324 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 134 transitions. [2023-12-02 22:00:00,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:00:00,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:00:00,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:00:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:00:15,325 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:01:27,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:27,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 112 states and 140 transitions. [2023-12-02 22:01:27,136 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 140 transitions. [2023-12-02 22:01:27,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:01:27,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:27,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:34,153 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:02:00,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:00,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 116 states and 147 transitions. [2023-12-02 22:02:00,130 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 147 transitions. [2023-12-02 22:02:00,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:02:00,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:00,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:00,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:01,738 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:02:13,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:13,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 116 states and 146 transitions. [2023-12-02 22:02:13,263 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 146 transitions. [2023-12-02 22:02:13,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:02:13,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:13,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:31,096 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:03:51,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:51,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 113 states and 138 transitions. [2023-12-02 22:03:51,125 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 138 transitions. [2023-12-02 22:03:51,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:03:51,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:51,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:51,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:52,707 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:03:57,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:57,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 113 states and 137 transitions. [2023-12-02 22:03:57,095 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 137 transitions. [2023-12-02 22:03:57,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:03:57,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:57,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:57,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:12,698 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:04:41,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:41,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 117 states and 144 transitions. [2023-12-02 22:04:41,498 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 144 transitions. [2023-12-02 22:04:41,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:04:41,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:41,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:41,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:55,826 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:05:30,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:30,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 115 states and 142 transitions. [2023-12-02 22:05:30,965 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 142 transitions. [2023-12-02 22:05:30,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:05:30,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:30,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:30,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:40,371 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:06:11,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:11,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 111 states and 136 transitions. [2023-12-02 22:06:11,929 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 136 transitions. [2023-12-02 22:06:11,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:06:11,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:11,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:13,721 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:06:28,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:28,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 111 states and 135 transitions. [2023-12-02 22:06:28,712 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 135 transitions. [2023-12-02 22:06:28,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:06:28,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:28,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:34,145 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:06:42,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:42,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 97 states and 114 transitions. [2023-12-02 22:06:42,271 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 114 transitions. [2023-12-02 22:06:42,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 22:06:42,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:42,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:42,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:00,747 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.