./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/dll2n_insert_equal.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_2e084a4d-a0dc-440e-beb1-d5d24aa44888/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e084a4d-a0dc-440e-beb1-d5d24aa44888/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e084a4d-a0dc-440e-beb1-d5d24aa44888/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e084a4d-a0dc-440e-beb1-d5d24aa44888/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/dll2n_insert_equal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e084a4d-a0dc-440e-beb1-d5d24aa44888/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e084a4d-a0dc-440e-beb1-d5d24aa44888/bin/ukojak-verify-afCqCEvfdi --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 93d1510274ba16ddd1276e8e93ff0a644bf6fb4a262c4c9dde32fe8591d5ce8c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:10:51,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:10:51,849 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e084a4d-a0dc-440e-beb1-d5d24aa44888/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:10:51,857 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:10:51,858 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:10:51,896 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:10:51,897 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:10:51,898 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:10:51,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:10:51,899 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:10:51,900 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:10:51,902 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:10:51,903 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:10:51,905 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:10:51,906 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:10:51,907 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:10:51,908 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:10:51,913 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:10:51,914 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:10:51,914 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:10:51,915 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:10:51,915 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:10:51,916 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:10:51,916 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:10:51,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:51,918 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:10:51,919 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:10:51,919 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:10:51,920 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:10:51,920 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_2e084a4d-a0dc-440e-beb1-d5d24aa44888/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e084a4d-a0dc-440e-beb1-d5d24aa44888/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93d1510274ba16ddd1276e8e93ff0a644bf6fb4a262c4c9dde32fe8591d5ce8c [2023-11-24 23:10:52,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:10:52,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:10:52,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:10:52,322 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:10:52,323 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:10:52,324 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e084a4d-a0dc-440e-beb1-d5d24aa44888/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/list-simple/dll2n_insert_equal.i [2023-11-24 23:10:55,631 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:10:55,930 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:10:55,931 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e084a4d-a0dc-440e-beb1-d5d24aa44888/sv-benchmarks/c/list-simple/dll2n_insert_equal.i [2023-11-24 23:10:55,950 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e084a4d-a0dc-440e-beb1-d5d24aa44888/bin/ukojak-verify-afCqCEvfdi/data/f26c39d3c/e4b35eec91cf4353ac104cbe7a5a2ce4/FLAG733a73702 [2023-11-24 23:10:55,968 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e084a4d-a0dc-440e-beb1-d5d24aa44888/bin/ukojak-verify-afCqCEvfdi/data/f26c39d3c/e4b35eec91cf4353ac104cbe7a5a2ce4 [2023-11-24 23:10:55,971 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:10:55,973 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:10:55,974 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:55,975 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:10:55,981 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:10:55,982 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:55" (1/1) ... [2023-11-24 23:10:55,983 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e17d6f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:55, skipping insertion in model container [2023-11-24 23:10:55,984 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:55" (1/1) ... [2023-11-24 23:10:56,036 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:10:56,381 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:56,393 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:10:56,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:56,554 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:10:56,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56 WrapperNode [2023-11-24 23:10:56,555 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:56,557 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:56,557 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:10:56,558 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:10:56,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,587 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,620 INFO L138 Inliner]: procedures = 127, calls = 45, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 150 [2023-11-24 23:10:56,620 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:56,621 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:10:56,622 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:10:56,623 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:10:56,634 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,658 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,658 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,669 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,679 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,689 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,693 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,698 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:10:56,699 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:10:56,699 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:10:56,699 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:10:56,711 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:56,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e084a4d-a0dc-440e-beb1-d5d24aa44888/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:10:56,757 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e084a4d-a0dc-440e-beb1-d5d24aa44888/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:10:56,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e084a4d-a0dc-440e-beb1-d5d24aa44888/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:10:56,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:10:56,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:10:56,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:10:56,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:10:56,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:10:56,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:10:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:10:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:10:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:10:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:10:56,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:10:56,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:10:56,967 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:10:56,969 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:10:57,478 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:10:57,623 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:10:57,624 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 23:10:57,626 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:57 BoogieIcfgContainer [2023-11-24 23:10:57,626 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:10:57,628 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:10:57,628 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:10:57,642 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:10:57,642 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:57" (1/1) ... [2023-11-24 23:10:57,655 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:10:57,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:57,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 103 states and 115 transitions. [2023-11-24 23:10:57,727 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 115 transitions. [2023-11-24 23:10:57,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:10:57,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:57,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:58,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:58,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:58,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 104 states and 117 transitions. [2023-11-24 23:10:58,129 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 117 transitions. [2023-11-24 23:10:58,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:10:58,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:58,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:58,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:58,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:58,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:58,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 103 states and 116 transitions. [2023-11-24 23:10:58,294 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 116 transitions. [2023-11-24 23:10:58,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:10:58,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:58,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:58,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:58,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:58,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 102 states and 115 transitions. [2023-11-24 23:10:58,660 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 115 transitions. [2023-11-24 23:10:58,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:10:58,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:58,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:58,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:58,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:58,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 101 states and 114 transitions. [2023-11-24 23:10:58,713 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 114 transitions. [2023-11-24 23:10:58,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:10:58,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:58,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:58,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:58,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:59,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:59,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 100 states and 113 transitions. [2023-11-24 23:10:59,071 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 113 transitions. [2023-11-24 23:10:59,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:10:59,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:59,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:59,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:59,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:59,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:59,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 99 states and 112 transitions. [2023-11-24 23:10:59,172 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 112 transitions. [2023-11-24 23:10:59,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:10:59,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:59,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:59,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:59,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:59,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:59,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 98 states and 111 transitions. [2023-11-24 23:10:59,351 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 111 transitions. [2023-11-24 23:10:59,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:10:59,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:59,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:59,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:59,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:59,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 104 states and 119 transitions. [2023-11-24 23:10:59,994 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 119 transitions. [2023-11-24 23:10:59,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:10:59,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:59,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:00,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:00,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:00,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:00,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 111 states and 129 transitions. [2023-11-24 23:11:00,898 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 129 transitions. [2023-11-24 23:11:00,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:11:00,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:00,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:00,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:01,133 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:02,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:02,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 119 states and 144 transitions. [2023-11-24 23:11:02,324 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 144 transitions. [2023-11-24 23:11:02,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:11:02,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:02,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:02,692 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:04,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:04,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 127 states and 162 transitions. [2023-11-24 23:11:04,605 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 162 transitions. [2023-11-24 23:11:04,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:11:04,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:04,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:04,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:04,793 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:05,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:05,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 129 states and 165 transitions. [2023-11-24 23:11:05,726 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 165 transitions. [2023-11-24 23:11:05,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:11:05,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:05,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:05,928 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:11:06,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:06,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 128 states and 164 transitions. [2023-11-24 23:11:06,026 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 164 transitions. [2023-11-24 23:11:06,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:11:06,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:06,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:06,220 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:11:06,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:06,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 127 states and 163 transitions. [2023-11-24 23:11:06,547 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 163 transitions. [2023-11-24 23:11:06,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:11:06,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:06,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:06,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:06,598 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:11:06,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:06,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 126 states and 162 transitions. [2023-11-24 23:11:06,621 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 162 transitions. [2023-11-24 23:11:06,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:11:06,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:06,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:06,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:06,783 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:11:06,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:06,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 125 states and 161 transitions. [2023-11-24 23:11:06,821 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 161 transitions. [2023-11-24 23:11:06,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:11:06,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:06,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:06,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:06,884 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:11:06,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:06,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 124 states and 160 transitions. [2023-11-24 23:11:06,916 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 160 transitions. [2023-11-24 23:11:06,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:11:06,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:06,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:06,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:07,163 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:11:07,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:07,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 123 states and 159 transitions. [2023-11-24 23:11:07,560 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 159 transitions. [2023-11-24 23:11:07,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:11:07,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:07,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:08,298 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:11:12,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:12,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 144 states and 209 transitions. [2023-11-24 23:11:12,802 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 209 transitions. [2023-11-24 23:11:12,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:11:12,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:12,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:12,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:13,764 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:11:20,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:20,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 165 states and 256 transitions. [2023-11-24 23:11:20,343 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 256 transitions. [2023-11-24 23:11:20,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:11:20,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:20,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:20,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:20,584 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:24,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:24,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 95 states and 105 transitions. [2023-11-24 23:11:24,057 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 105 transitions. [2023-11-24 23:11:24,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:11:24,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:24,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:25,377 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:11:30,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:30,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 97 states and 109 transitions. [2023-11-24 23:11:30,171 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 109 transitions. [2023-11-24 23:11:30,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:11:30,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:30,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:31,651 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:11:38,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:38,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 99 states and 115 transitions. [2023-11-24 23:11:38,205 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 115 transitions. [2023-11-24 23:11:38,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:11:38,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:38,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:38,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:38,483 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:11:40,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:40,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 101 states and 121 transitions. [2023-11-24 23:11:40,072 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 121 transitions. [2023-11-24 23:11:40,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:11:40,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:40,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:40,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:40,130 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:11:41,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:41,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 104 states and 129 transitions. [2023-11-24 23:11:41,375 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 129 transitions. [2023-11-24 23:11:41,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:11:41,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:41,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:41,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:41,824 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:11:43,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:43,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 107 states and 137 transitions. [2023-11-24 23:11:43,445 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 137 transitions. [2023-11-24 23:11:43,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:11:43,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:43,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:43,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:43,746 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:11:46,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:46,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 111 states and 147 transitions. [2023-11-24 23:11:46,914 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 147 transitions. [2023-11-24 23:11:46,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:11:46,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:46,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:46,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:47,425 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.