./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext2/split_list_test05-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ab9cffe-f7c5-4e5d-9ede-38527a32005b/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ab9cffe-f7c5-4e5d-9ede-38527a32005b/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ab9cffe-f7c5-4e5d-9ede-38527a32005b/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ab9cffe-f7c5-4e5d-9ede-38527a32005b/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext2/split_list_test05-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ab9cffe-f7c5-4e5d-9ede-38527a32005b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ab9cffe-f7c5-4e5d-9ede-38527a32005b/bin/ukojak-verify-0OAaufAVZV --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 db322df1d89bf1549765f136e3e3b8000484c0c3108c31998992cf725d6dcc20 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:16,652 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:16,724 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ab9cffe-f7c5-4e5d-9ede-38527a32005b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:55:16,729 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:55:16,730 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:55:16,754 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:16,756 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:16,756 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:16,757 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:16,758 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:55:16,758 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:16,759 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:55:16,759 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:16,760 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:55:16,761 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:55:16,761 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:55:16,762 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:16,763 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:16,763 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:55:16,764 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:16,764 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:16,774 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:16,775 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:16,776 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:16,776 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:16,777 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:16,777 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:55:16,778 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:55:16,778 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_2ab9cffe-f7c5-4e5d-9ede-38527a32005b/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ab9cffe-f7c5-4e5d-9ede-38527a32005b/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db322df1d89bf1549765f136e3e3b8000484c0c3108c31998992cf725d6dcc20 [2023-11-11 23:55:17,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:17,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:17,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:17,126 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:17,127 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:17,128 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ab9cffe-f7c5-4e5d-9ede-38527a32005b/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/memsafety-ext2/split_list_test05-2.i [2023-11-11 23:55:20,372 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:20,682 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:20,683 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ab9cffe-f7c5-4e5d-9ede-38527a32005b/sv-benchmarks/c/memsafety-ext2/split_list_test05-2.i [2023-11-11 23:55:20,701 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ab9cffe-f7c5-4e5d-9ede-38527a32005b/bin/ukojak-verify-0OAaufAVZV/data/55aa5a26b/ea891bd0587f446190d26c035ef1a653/FLAG8f969f63a [2023-11-11 23:55:20,715 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ab9cffe-f7c5-4e5d-9ede-38527a32005b/bin/ukojak-verify-0OAaufAVZV/data/55aa5a26b/ea891bd0587f446190d26c035ef1a653 [2023-11-11 23:55:20,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:20,720 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:20,722 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:20,722 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:20,727 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:20,728 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:20" (1/1) ... [2023-11-11 23:55:20,729 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d4a9df8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:20, skipping insertion in model container [2023-11-11 23:55:20,729 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:20" (1/1) ... [2023-11-11 23:55:20,776 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:21,144 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:21,154 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:21,206 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:21,239 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:21,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:21 WrapperNode [2023-11-11 23:55:21,240 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:21,241 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:21,242 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:21,242 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:21,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:21" (1/1) ... [2023-11-11 23:55:21,269 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:21" (1/1) ... [2023-11-11 23:55:21,351 INFO L138 Inliner]: procedures = 125, calls = 95, calls flagged for inlining = 19, calls inlined = 19, statements flattened = 778 [2023-11-11 23:55:21,351 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:21,352 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:21,352 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:21,352 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:21,362 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:21" (1/1) ... [2023-11-11 23:55:21,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:21" (1/1) ... [2023-11-11 23:55:21,375 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:21" (1/1) ... [2023-11-11 23:55:21,375 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:21" (1/1) ... [2023-11-11 23:55:21,417 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:21" (1/1) ... [2023-11-11 23:55:21,448 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:21" (1/1) ... [2023-11-11 23:55:21,453 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:21" (1/1) ... [2023-11-11 23:55:21,457 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:21" (1/1) ... [2023-11-11 23:55:21,480 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:21,483 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:21,484 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:21,485 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:21,489 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:21" (1/1) ... [2023-11-11 23:55:21,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:21,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ab9cffe-f7c5-4e5d-9ede-38527a32005b/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:21,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ab9cffe-f7c5-4e5d-9ede-38527a32005b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:21,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ab9cffe-f7c5-4e5d-9ede-38527a32005b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:21,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:55:21,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:55:21,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:55:21,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:21,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:55:21,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:55:21,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:55:21,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:55:21,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:21,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:21,776 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:21,779 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:23,890 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:24,004 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:24,004 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-11-11 23:55:24,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:24 BoogieIcfgContainer [2023-11-11 23:55:24,010 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:24,011 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:24,011 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:24,022 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:24,022 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:24" (1/1) ... [2023-11-11 23:55:24,032 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:55:24,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:24,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 863 states and 918 transitions. [2023-11-11 23:55:24,109 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 918 transitions. [2023-11-11 23:55:24,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-11 23:55:24,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:24,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:24,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:24,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:24,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:24,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 862 states and 917 transitions. [2023-11-11 23:55:24,324 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 917 transitions. [2023-11-11 23:55:24,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-11 23:55:24,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:24,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:24,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:24,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:24,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 861 states and 916 transitions. [2023-11-11 23:55:24,627 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 916 transitions. [2023-11-11 23:55:24,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:55:24,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:24,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:24,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:24,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:24,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:24,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 860 states and 915 transitions. [2023-11-11 23:55:24,696 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 915 transitions. [2023-11-11 23:55:24,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:55:24,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:24,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:24,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:24,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:24,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 859 states and 914 transitions. [2023-11-11 23:55:24,933 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 914 transitions. [2023-11-11 23:55:24,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:55:24,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:24,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:24,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:24,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:24,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:24,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 859 states and 913 transitions. [2023-11-11 23:55:24,977 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 913 transitions. [2023-11-11 23:55:24,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:55:24,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:24,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:25,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:25,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:25,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:25,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 858 states and 912 transitions. [2023-11-11 23:55:25,131 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 912 transitions. [2023-11-11 23:55:25,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:55:25,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:25,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:25,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:25,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:25,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 857 states and 911 transitions. [2023-11-11 23:55:25,418 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 911 transitions. [2023-11-11 23:55:25,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:55:25,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:25,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:25,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:25,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:25,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:25,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 861 states and 919 transitions. [2023-11-11 23:55:25,906 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 919 transitions. [2023-11-11 23:55:25,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:55:25,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:25,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:25,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:26,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:26,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:26,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 863 states and 921 transitions. [2023-11-11 23:55:26,497 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 921 transitions. [2023-11-11 23:55:26,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:55:26,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:26,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:26,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:26,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:26,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 862 states and 920 transitions. [2023-11-11 23:55:26,565 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 920 transitions. [2023-11-11 23:55:26,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:55:26,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:26,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:26,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:27,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:27,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 868 states and 929 transitions. [2023-11-11 23:55:27,349 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 929 transitions. [2023-11-11 23:55:27,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:55:27,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:27,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:27,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:27,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:27,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 867 states and 928 transitions. [2023-11-11 23:55:27,424 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 928 transitions. [2023-11-11 23:55:27,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:55:27,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:27,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:27,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:27,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:27,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 869 states and 931 transitions. [2023-11-11 23:55:27,623 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 931 transitions. [2023-11-11 23:55:27,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:55:27,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:27,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:27,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:27,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:27,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:27,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 870 states and 932 transitions. [2023-11-11 23:55:27,904 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 932 transitions. [2023-11-11 23:55:27,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:55:27,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:27,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:27,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:27,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:27,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:27,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 869 states and 931 transitions. [2023-11-11 23:55:27,949 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 931 transitions. [2023-11-11 23:55:27,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:55:27,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:27,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:28,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:28,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:28,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 870 states and 933 transitions. [2023-11-11 23:55:28,400 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 933 transitions. [2023-11-11 23:55:28,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:55:28,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:28,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:28,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:28,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:28,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 873 states and 938 transitions. [2023-11-11 23:55:28,828 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 938 transitions. [2023-11-11 23:55:28,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:55:28,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:28,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:28,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:29,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:29,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 876 states and 943 transitions. [2023-11-11 23:55:29,265 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 943 transitions. [2023-11-11 23:55:29,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:55:29,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:29,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:29,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:29,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:30,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:30,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 877 states and 945 transitions. [2023-11-11 23:55:30,507 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 945 transitions. [2023-11-11 23:55:30,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:55:30,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:30,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:30,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:30,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:30,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:30,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 876 states and 944 transitions. [2023-11-11 23:55:30,560 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 944 transitions. [2023-11-11 23:55:30,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:55:30,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:30,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:30,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:30,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:30,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:30,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 878 states and 947 transitions. [2023-11-11 23:55:30,885 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 947 transitions. [2023-11-11 23:55:30,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:55:30,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:30,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:30,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:30,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:31,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:31,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 876 states and 944 transitions. [2023-11-11 23:55:31,184 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 944 transitions. [2023-11-11 23:55:31,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:55:31,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:31,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:31,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:31,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:31,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:31,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 875 states and 943 transitions. [2023-11-11 23:55:31,239 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 943 transitions. [2023-11-11 23:55:31,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:55:31,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:31,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:31,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:31,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:31,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:31,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 876 states and 944 transitions. [2023-11-11 23:55:31,431 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 944 transitions. [2023-11-11 23:55:31,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:55:31,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:31,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:31,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:31,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:31,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 879 states and 949 transitions. [2023-11-11 23:55:31,897 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 949 transitions. [2023-11-11 23:55:31,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:55:31,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:31,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:31,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:32,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:32,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 880 states and 951 transitions. [2023-11-11 23:55:32,414 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 951 transitions. [2023-11-11 23:55:32,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:55:32,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:32,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:32,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:32,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:32,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 882 states and 955 transitions. [2023-11-11 23:55:32,872 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 955 transitions. [2023-11-11 23:55:32,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:55:32,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:32,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:32,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:33,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:33,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 885 states and 961 transitions. [2023-11-11 23:55:33,377 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 961 transitions. [2023-11-11 23:55:33,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:55:33,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:33,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:33,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:33,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:33,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 884 states and 960 transitions. [2023-11-11 23:55:33,448 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 960 transitions. [2023-11-11 23:55:33,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:55:33,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:33,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:33,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:33,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:33,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 885 states and 961 transitions. [2023-11-11 23:55:33,582 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 961 transitions. [2023-11-11 23:55:33,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:55:33,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:33,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:33,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:34,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:35,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:35,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 890 states and 967 transitions. [2023-11-11 23:55:35,088 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 967 transitions. [2023-11-11 23:55:35,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:55:35,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:35,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:35,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:38,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:38,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 896 states and 974 transitions. [2023-11-11 23:55:38,006 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 974 transitions. [2023-11-11 23:55:38,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:55:38,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:38,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:38,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:38,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:38,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:38,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 895 states and 973 transitions. [2023-11-11 23:55:38,137 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 973 transitions. [2023-11-11 23:55:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:55:38,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:38,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:38,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:38,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:38,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:38,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 894 states and 972 transitions. [2023-11-11 23:55:38,363 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 972 transitions. [2023-11-11 23:55:38,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:55:38,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:38,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:38,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:38,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:41,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:41,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 903 states and 988 transitions. [2023-11-11 23:55:41,293 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 988 transitions. [2023-11-11 23:55:41,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:55:41,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:41,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:41,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:45,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:45,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 912 states and 1003 transitions. [2023-11-11 23:55:45,016 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1003 transitions. [2023-11-11 23:55:45,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:55:45,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:45,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:45,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:45,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:45,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:45,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 911 states and 1002 transitions. [2023-11-11 23:55:45,083 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1002 transitions. [2023-11-11 23:55:45,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:55:45,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:45,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:45,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:45,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:45,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 913 states and 1005 transitions. [2023-11-11 23:55:45,391 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1005 transitions. [2023-11-11 23:55:45,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:45,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:45,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:45,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:45,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:45,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:45,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 914 states and 1007 transitions. [2023-11-11 23:55:45,461 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1007 transitions. [2023-11-11 23:55:45,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:45,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:45,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:45,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:45,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:45,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 913 states and 1006 transitions. [2023-11-11 23:55:45,818 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1006 transitions. [2023-11-11 23:55:45,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:45,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:45,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:45,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:46,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:46,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:46,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 915 states and 1008 transitions. [2023-11-11 23:55:46,453 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1008 transitions. [2023-11-11 23:55:46,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:46,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:46,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:46,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:46,705 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:46,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:46,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 917 states and 1011 transitions. [2023-11-11 23:55:46,800 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1011 transitions. [2023-11-11 23:55:46,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:55:46,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:46,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:46,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:46,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:47,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:47,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 916 states and 1010 transitions. [2023-11-11 23:55:47,150 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1010 transitions. [2023-11-11 23:55:47,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:55:47,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:47,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:47,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:47,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:47,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 918 states and 1012 transitions. [2023-11-11 23:55:47,583 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1012 transitions. [2023-11-11 23:55:47,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:55:47,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:47,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:47,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:48,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:48,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 921 states and 1017 transitions. [2023-11-11 23:55:48,064 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1017 transitions. [2023-11-11 23:55:48,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:55:48,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:48,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:48,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:48,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:48,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:48,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 924 states and 1022 transitions. [2023-11-11 23:55:48,623 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1022 transitions. [2023-11-11 23:55:48,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:55:48,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:48,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:48,827 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:48,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:48,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 926 states and 1026 transitions. [2023-11-11 23:55:48,929 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1026 transitions. [2023-11-11 23:55:48,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:55:48,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:48,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:48,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:48,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:48,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:48,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 924 states and 1023 transitions. [2023-11-11 23:55:48,990 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1023 transitions. [2023-11-11 23:55:48,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:55:48,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:48,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:49,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:49,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:49,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:49,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 923 states and 1022 transitions. [2023-11-11 23:55:49,057 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1022 transitions. [2023-11-11 23:55:49,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:55:49,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:49,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:49,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:49,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:49,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 921 states and 1019 transitions. [2023-11-11 23:55:49,214 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1019 transitions. [2023-11-11 23:55:49,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:55:49,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:49,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:49,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:49,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:49,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:49,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 922 states and 1020 transitions. [2023-11-11 23:55:49,735 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1020 transitions. [2023-11-11 23:55:49,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:55:49,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:49,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:49,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:49,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:49,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:49,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 921 states and 1019 transitions. [2023-11-11 23:55:49,801 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1019 transitions. [2023-11-11 23:55:49,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:55:49,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:49,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:49,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:49,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:49,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 922 states and 1020 transitions. [2023-11-11 23:55:49,926 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1020 transitions. [2023-11-11 23:55:49,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:55:49,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:49,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:49,967 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:50,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:50,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 924 states and 1022 transitions. [2023-11-11 23:55:50,400 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1022 transitions. [2023-11-11 23:55:50,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:55:50,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:50,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:50,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:50,488 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:55:50,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:50,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 926 states and 1024 transitions. [2023-11-11 23:55:50,773 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1024 transitions. [2023-11-11 23:55:50,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:55:50,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:50,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:50,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:51,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:51,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 927 states and 1026 transitions. [2023-11-11 23:55:51,218 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1026 transitions. [2023-11-11 23:55:51,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:55:51,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:51,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:51,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:51,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:51,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:51,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 928 states and 1028 transitions. [2023-11-11 23:55:51,947 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1028 transitions. [2023-11-11 23:55:51,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:55:51,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:51,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:51,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:52,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:52,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 929 states and 1030 transitions. [2023-11-11 23:55:52,032 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1030 transitions. [2023-11-11 23:55:52,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:55:52,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:52,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:52,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:52,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:52,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 932 states and 1034 transitions. [2023-11-11 23:55:52,177 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1034 transitions. [2023-11-11 23:55:52,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:55:52,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:52,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:52,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:52,215 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:52,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:52,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 928 states and 1028 transitions. [2023-11-11 23:55:52,236 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1028 transitions. [2023-11-11 23:55:52,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:55:52,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:52,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:52,328 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:55:52,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:52,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 924 states and 1021 transitions. [2023-11-11 23:55:52,353 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1021 transitions. [2023-11-11 23:55:52,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:55:52,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:52,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:52,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:52,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:52,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:52,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 923 states and 1020 transitions. [2023-11-11 23:55:52,420 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1020 transitions. [2023-11-11 23:55:52,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:55:52,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:52,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:52,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:52,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:53,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:53,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 925 states and 1023 transitions. [2023-11-11 23:55:53,301 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1023 transitions. [2023-11-11 23:55:53,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:55:53,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:53,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:53,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:55,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:59,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:59,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 941 states and 1055 transitions. [2023-11-11 23:55:59,854 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1055 transitions. [2023-11-11 23:55:59,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:55:59,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:59,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:59,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:03,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.