./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_9af40ae7-2c61-4def-94d2-1e01c3a13b46/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af40ae7-2c61-4def-94d2-1e01c3a13b46/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_9af40ae7-2c61-4def-94d2-1e01c3a13b46/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af40ae7-2c61-4def-94d2-1e01c3a13b46/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af40ae7-2c61-4def-94d2-1e01c3a13b46/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af40ae7-2c61-4def-94d2-1e01c3a13b46/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 64bit --witnessprinter.graph.data.programhash 1ae4a3f744c0a8577333c2c3dfb4ecaabbd2cf6e1675b06577194a98b8d1aee1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:35,444 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:35,579 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af40ae7-2c61-4def-94d2-1e01c3a13b46/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-11 23:55:35,592 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:55:35,594 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:55:35,635 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:35,637 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:35,638 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:35,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:35,646 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:35,648 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:35,648 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:55:35,649 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:55:35,651 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:55:35,651 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:35,652 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:35,652 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:35,653 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:35,653 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:35,654 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:35,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:35,655 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:35,655 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:35,656 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:55:35,656 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:55:35,657 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_9af40ae7-2c61-4def-94d2-1e01c3a13b46/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af40ae7-2c61-4def-94d2-1e01c3a13b46/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ae4a3f744c0a8577333c2c3dfb4ecaabbd2cf6e1675b06577194a98b8d1aee1 [2023-11-11 23:55:35,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:35,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:36,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:36,005 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:36,006 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:36,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af40ae7-2c61-4def-94d2-1e01c3a13b46/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i [2023-11-11 23:55:39,211 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:39,428 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:39,429 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af40ae7-2c61-4def-94d2-1e01c3a13b46/sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i [2023-11-11 23:55:39,436 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af40ae7-2c61-4def-94d2-1e01c3a13b46/bin/ukojak-verify-0OAaufAVZV/data/1ff161f0c/fe167e6d12a04fca81be9525f5ccbf99/FLAG58015a4e4 [2023-11-11 23:55:39,449 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af40ae7-2c61-4def-94d2-1e01c3a13b46/bin/ukojak-verify-0OAaufAVZV/data/1ff161f0c/fe167e6d12a04fca81be9525f5ccbf99 [2023-11-11 23:55:39,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:39,453 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:39,455 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:39,455 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:39,486 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:39,487 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,488 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c601599 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39, skipping insertion in model container [2023-11-11 23:55:39,489 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,510 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:39,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:39,695 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:39,720 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:39,738 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:39,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39 WrapperNode [2023-11-11 23:55:39,740 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:39,741 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:39,742 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:39,742 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:39,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,760 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,784 INFO L138 Inliner]: procedures = 11, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 32 [2023-11-11 23:55:39,786 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:39,786 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:39,787 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:39,787 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:39,794 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,797 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,797 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,804 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,808 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,809 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,810 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,812 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:39,813 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:39,813 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:39,814 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:39,814 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:39,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af40ae7-2c61-4def-94d2-1e01c3a13b46/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:39,850 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af40ae7-2c61-4def-94d2-1e01c3a13b46/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:39,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af40ae7-2c61-4def-94d2-1e01c3a13b46/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:39,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:55:39,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:55:39,888 INFO L130 BoogieDeclarations]: Found specification of procedure insertionSort [2023-11-11 23:55:39,888 INFO L138 BoogieDeclarations]: Found implementation of procedure insertionSort [2023-11-11 23:55:39,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:39,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:39,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:55:39,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:55:39,958 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:39,960 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:40,223 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:40,299 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:40,304 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:55:40,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:40 BoogieIcfgContainer [2023-11-11 23:55:40,306 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:40,307 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:40,307 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:40,325 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:40,327 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:40" (1/1) ... [2023-11-11 23:55:40,338 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:55:40,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:40,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2023-11-11 23:55:40,392 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2023-11-11 23:55:40,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:55:40,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:40,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:40,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:40,530 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 23:55:40,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:40,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 41 states and 47 transitions. [2023-11-11 23:55:40,576 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2023-11-11 23:55:40,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:55:40,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:40,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:40,736 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 23:55:40,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:40,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2023-11-11 23:55:40,773 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2023-11-11 23:55:40,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:55:40,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:40,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:41,166 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 23:55:41,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:41,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2023-11-11 23:55:41,686 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2023-11-11 23:55:41,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:55:41,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:41,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:41,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:42,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:43,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:43,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 45 states and 56 transitions. [2023-11-11 23:55:43,187 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2023-11-11 23:55:43,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:55:43,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:43,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:43,260 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 23:55:43,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:43,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 45 states and 55 transitions. [2023-11-11 23:55:43,515 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2023-11-11 23:55:43,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:55:43,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:43,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:44,025 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:45,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:45,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 41 states and 47 transitions. [2023-11-11 23:55:45,485 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2023-11-11 23:55:45,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:55:45,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:45,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:45,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:45,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:45,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:45,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 52 transitions. [2023-11-11 23:55:45,849 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2023-11-11 23:55:45,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:55:45,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:45,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:46,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:47,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:47,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 47 states and 57 transitions. [2023-11-11 23:55:47,638 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2023-11-11 23:55:47,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:55:47,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:47,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:47,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:47,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:55:47,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:47,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 47 states and 56 transitions. [2023-11-11 23:55:47,668 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2023-11-11 23:55:47,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:55:47,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:47,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:47,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:47,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:55:47,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:47,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 55 transitions. [2023-11-11 23:55:47,821 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2023-11-11 23:55:47,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:55:47,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:47,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:47,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:55:47,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:47,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 54 transitions. [2023-11-11 23:55:47,861 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2023-11-11 23:55:47,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:55:47,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:47,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:47,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:48,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:55:49,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:49,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 47 states and 58 transitions. [2023-11-11 23:55:49,046 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2023-11-11 23:55:49,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:55:49,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:49,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:49,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:49,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:55:51,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:51,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 51 states and 64 transitions. [2023-11-11 23:55:51,124 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 64 transitions. [2023-11-11 23:55:51,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:55:51,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:51,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:51,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:51,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:55:51,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:51,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 50 states and 63 transitions. [2023-11-11 23:55:51,161 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2023-11-11 23:55:51,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:55:51,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:51,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:51,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:52,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:52,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 54 states and 69 transitions. [2023-11-11 23:55:52,454 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2023-11-11 23:55:52,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:55:52,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:52,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:52,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:52,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:55:52,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:52,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 54 states and 68 transitions. [2023-11-11 23:55:52,688 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2023-11-11 23:55:52,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:55:52,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:52,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:52,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:52,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:53,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:53,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 67 transitions. [2023-11-11 23:55:53,368 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2023-11-11 23:55:53,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:55:53,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:53,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:53,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:53,402 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:55:53,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:53,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 60 transitions. [2023-11-11 23:55:53,859 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2023-11-11 23:55:53,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:55:53,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:53,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:53,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:54,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:55:56,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:56,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 52 states and 69 transitions. [2023-11-11 23:55:56,354 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 69 transitions. [2023-11-11 23:55:56,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:55:56,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:56,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:56,410 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:55:57,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:57,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 50 states and 65 transitions. [2023-11-11 23:55:57,024 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2023-11-11 23:55:57,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:55:57,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:57,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:57,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:57,076 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:55:57,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:57,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 46 states and 58 transitions. [2023-11-11 23:55:57,109 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2023-11-11 23:55:57,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:55:57,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:57,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:57,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:58,180 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:04,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:04,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 58 states and 78 transitions. [2023-11-11 23:56:04,148 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 78 transitions. [2023-11-11 23:56:04,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:56:04,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:04,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:05,679 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:14,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:14,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 69 states and 93 transitions. [2023-11-11 23:56:14,398 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2023-11-11 23:56:14,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:56:14,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:14,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:14,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:15,364 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:56:18,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:18,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 72 states and 98 transitions. [2023-11-11 23:56:18,277 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 98 transitions. [2023-11-11 23:56:18,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:56:18,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:18,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:18,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:19,175 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:56:20,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:20,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 73 states and 99 transitions. [2023-11-11 23:56:20,314 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 99 transitions. [2023-11-11 23:56:20,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:56:20,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:20,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:20,812 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:56:22,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:22,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 75 states and 105 transitions. [2023-11-11 23:56:22,019 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2023-11-11 23:56:22,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:56:22,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:22,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:22,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:22,046 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:56:22,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:22,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 74 states and 104 transitions. [2023-11-11 23:56:22,069 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2023-11-11 23:56:22,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:56:22,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:22,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:22,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:22,320 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-11 23:56:23,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:23,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 75 states and 105 transitions. [2023-11-11 23:56:23,189 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2023-11-11 23:56:23,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:56:23,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:23,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:23,245 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:56:23,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:23,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 77 states and 109 transitions. [2023-11-11 23:56:23,818 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2023-11-11 23:56:23,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:56:23,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:23,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:23,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:23,846 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:56:24,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:24,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 77 states and 108 transitions. [2023-11-11 23:56:24,194 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2023-11-11 23:56:24,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:56:24,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:24,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:24,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:24,486 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:56:29,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:29,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 80 states and 111 transitions. [2023-11-11 23:56:29,227 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 111 transitions. [2023-11-11 23:56:29,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:56:29,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:29,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:29,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:30,788 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.