./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-broom/sll-shared-before.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd1f2f4-016b-43e4-9195-501823fee2ac/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd1f2f4-016b-43e4-9195-501823fee2ac/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd1f2f4-016b-43e4-9195-501823fee2ac/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd1f2f4-016b-43e4-9195-501823fee2ac/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-broom/sll-shared-before.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd1f2f4-016b-43e4-9195-501823fee2ac/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd1f2f4-016b-43e4-9195-501823fee2ac/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 332869ec37f6f5fc1ff0b6d6275b635675d9112e392919be0a978cd693d61f8f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:57:11,885 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:57:11,950 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd1f2f4-016b-43e4-9195-501823fee2ac/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-03 01:57:11,954 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:57:11,954 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:57:11,977 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:57:11,978 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:57:11,979 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:57:11,979 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:57:11,980 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:57:11,980 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:57:11,981 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 01:57:11,981 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 01:57:11,982 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 01:57:11,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:57:11,983 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:57:11,983 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:57:11,984 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:57:11,984 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:57:11,985 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:57:11,985 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:57:11,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:57:11,991 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:57:11,991 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:57:11,991 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:57:11,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:57:11,992 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_2bd1f2f4-016b-43e4-9195-501823fee2ac/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd1f2f4-016b-43e4-9195-501823fee2ac/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 332869ec37f6f5fc1ff0b6d6275b635675d9112e392919be0a978cd693d61f8f [2023-12-03 01:57:12,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:57:12,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:57:12,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:57:12,221 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:57:12,221 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:57:12,222 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd1f2f4-016b-43e4-9195-501823fee2ac/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/memsafety-broom/sll-shared-before.i [2023-12-03 01:57:15,001 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:57:15,224 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:57:15,225 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd1f2f4-016b-43e4-9195-501823fee2ac/sv-benchmarks/c/memsafety-broom/sll-shared-before.i [2023-12-03 01:57:15,253 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd1f2f4-016b-43e4-9195-501823fee2ac/bin/ukojak-verify-Qdu7aM0XO9/data/e641055c2/657a53d082ae4d4a81f3f7ff5de610fd/FLAG466fd5541 [2023-12-03 01:57:15,265 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd1f2f4-016b-43e4-9195-501823fee2ac/bin/ukojak-verify-Qdu7aM0XO9/data/e641055c2/657a53d082ae4d4a81f3f7ff5de610fd [2023-12-03 01:57:15,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:57:15,269 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:57:15,270 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:57:15,270 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:57:15,275 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:57:15,275 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:57:15" (1/1) ... [2023-12-03 01:57:15,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b43c1be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:57:15, skipping insertion in model container [2023-12-03 01:57:15,276 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:57:15" (1/1) ... [2023-12-03 01:57:15,345 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:57:15,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:57:15,615 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:57:15,656 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:57:15,681 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:57:15,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:57:15 WrapperNode [2023-12-03 01:57:15,682 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:57:15,683 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:57:15,683 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:57:15,683 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:57:15,689 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:57:15" (1/1) ... [2023-12-03 01:57:15,703 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:57:15" (1/1) ... [2023-12-03 01:57:15,726 INFO L138 Inliner]: procedures = 120, calls = 18, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 72 [2023-12-03 01:57:15,726 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:57:15,727 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:57:15,727 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:57:15,728 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:57:15,734 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:57:15" (1/1) ... [2023-12-03 01:57:15,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:57:15" (1/1) ... [2023-12-03 01:57:15,738 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:57:15" (1/1) ... [2023-12-03 01:57:15,738 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:57:15" (1/1) ... [2023-12-03 01:57:15,746 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:57:15" (1/1) ... [2023-12-03 01:57:15,749 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:57:15" (1/1) ... [2023-12-03 01:57:15,751 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:57:15" (1/1) ... [2023-12-03 01:57:15,752 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:57:15" (1/1) ... [2023-12-03 01:57:15,755 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:57:15,756 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:57:15,756 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:57:15,757 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:57:15,758 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:57:15" (1/1) ... [2023-12-03 01:57:15,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:57:15,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd1f2f4-016b-43e4-9195-501823fee2ac/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:57:15,788 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd1f2f4-016b-43e4-9195-501823fee2ac/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:57:15,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bd1f2f4-016b-43e4-9195-501823fee2ac/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:57:15,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:57:15,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:57:15,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:57:15,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:57:15,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:57:15,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:57:15,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:57:15,920 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:57:15,922 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:57:16,125 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:57:16,174 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:57:16,174 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 01:57:16,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:57:16 BoogieIcfgContainer [2023-12-03 01:57:16,176 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:57:16,176 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:57:16,176 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:57:16,186 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:57:16,186 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:57:16" (1/1) ... [2023-12-03 01:57:16,193 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:57:16,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:16,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 47 states and 49 transitions. [2023-12-03 01:57:16,242 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2023-12-03 01:57:16,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 01:57:16,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:16,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:16,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:16,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:16,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:16,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 46 states and 48 transitions. [2023-12-03 01:57:16,449 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 48 transitions. [2023-12-03 01:57:16,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 01:57:16,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:16,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:16,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:16,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:16,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:16,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 45 states and 47 transitions. [2023-12-03 01:57:16,618 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 47 transitions. [2023-12-03 01:57:16,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 01:57:16,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:16,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:16,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:16,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:16,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:16,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 44 states and 46 transitions. [2023-12-03 01:57:16,751 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2023-12-03 01:57:16,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 01:57:16,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:16,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:16,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:16,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:16,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:16,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 43 states and 45 transitions. [2023-12-03 01:57:16,954 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2023-12-03 01:57:16,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:57:16,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:16,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:17,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:17,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:17,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 42 states and 44 transitions. [2023-12-03 01:57:17,064 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 44 transitions. [2023-12-03 01:57:17,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:57:17,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:17,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:17,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:17,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:17,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 41 states and 43 transitions. [2023-12-03 01:57:17,357 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 43 transitions. [2023-12-03 01:57:17,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:57:17,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:17,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:17,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:17,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:17,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:17,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2023-12-03 01:57:17,392 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2023-12-03 01:57:17,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:57:17,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:17,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:17,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:17,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:17,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 40 states and 41 transitions. [2023-12-03 01:57:17,458 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2023-12-03 01:57:17,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:57:17,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:17,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:17,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:17,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:17,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2023-12-03 01:57:17,712 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2023-12-03 01:57:17,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:57:17,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:17,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:17,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:17,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:18,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:18,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 43 states and 45 transitions. [2023-12-03 01:57:18,071 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2023-12-03 01:57:18,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:57:18,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:18,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:18,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:18,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:18,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:18,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 47 states and 53 transitions. [2023-12-03 01:57:18,511 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2023-12-03 01:57:18,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:57:18,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:18,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:18,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:18,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:19,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:19,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2023-12-03 01:57:19,274 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2023-12-03 01:57:19,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:57:19,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:19,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:19,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:19,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:20,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:20,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 56 states and 69 transitions. [2023-12-03 01:57:20,105 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2023-12-03 01:57:20,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:57:20,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:20,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:20,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:20,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:20,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 55 states and 68 transitions. [2023-12-03 01:57:20,148 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 68 transitions. [2023-12-03 01:57:20,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:57:20,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:20,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:20,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:20,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:20,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:20,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2023-12-03 01:57:20,295 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2023-12-03 01:57:20,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:57:20,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:20,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:20,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:20,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:21,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:21,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 62 states and 80 transitions. [2023-12-03 01:57:21,322 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2023-12-03 01:57:21,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:57:21,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:21,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:21,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:21,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:22,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:22,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2023-12-03 01:57:22,215 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2023-12-03 01:57:22,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:57:22,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:22,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:22,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:22,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:24,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:24,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2023-12-03 01:57:24,027 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2023-12-03 01:57:24,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 01:57:24,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:24,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:24,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:24,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:24,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:24,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 67 states and 90 transitions. [2023-12-03 01:57:24,331 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 90 transitions. [2023-12-03 01:57:24,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 01:57:24,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:24,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:24,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:24,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:24,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 69 states and 98 transitions. [2023-12-03 01:57:24,689 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2023-12-03 01:57:24,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:57:24,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:24,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:25,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:27,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:27,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 77 states and 114 transitions. [2023-12-03 01:57:27,508 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 114 transitions. [2023-12-03 01:57:27,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:57:27,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:27,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:27,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:30,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:30,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 84 states and 127 transitions. [2023-12-03 01:57:30,605 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 127 transitions. [2023-12-03 01:57:30,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:57:30,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:30,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:30,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:31,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:34,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:34,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 92 states and 142 transitions. [2023-12-03 01:57:34,114 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 142 transitions. [2023-12-03 01:57:34,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:57:34,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:34,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:34,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:34,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:34,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:34,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 93 states and 143 transitions. [2023-12-03 01:57:34,766 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 143 transitions. [2023-12-03 01:57:34,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:57:34,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:34,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:35,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:40,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:40,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 103 states and 160 transitions. [2023-12-03 01:57:40,697 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 160 transitions. [2023-12-03 01:57:40,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 01:57:40,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:40,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:40,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:41,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:41,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 102 states and 159 transitions. [2023-12-03 01:57:41,604 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 159 transitions. [2023-12-03 01:57:41,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 01:57:41,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:41,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:41,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:57:43,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:43,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 107 states and 165 transitions. [2023-12-03 01:57:43,731 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 165 transitions. [2023-12-03 01:57:43,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 01:57:43,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:43,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:44,550 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:57:47,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:47,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 112 states and 171 transitions. [2023-12-03 01:57:47,966 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 171 transitions. [2023-12-03 01:57:47,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 01:57:47,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:47,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:49,335 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:51,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:51,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 74 states and 94 transitions. [2023-12-03 01:57:51,314 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 94 transitions. [2023-12-03 01:57:51,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 01:57:51,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:51,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:51,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:51,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:57:54,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:57:54,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 68 states and 87 transitions. [2023-12-03 01:57:54,915 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 87 transitions. [2023-12-03 01:57:54,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:57:54,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:57:54,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:57:54,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:57:56,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:06,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:06,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 80 states and 106 transitions. [2023-12-03 01:58:06,969 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 106 transitions. [2023-12-03 01:58:06,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:58:06,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:06,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:08,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:22,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:22,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 93 states and 128 transitions. [2023-12-03 01:58:22,754 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 128 transitions. [2023-12-03 01:58:22,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:58:22,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:22,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:22,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:22,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:23,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:23,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 94 states and 130 transitions. [2023-12-03 01:58:23,690 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 130 transitions. [2023-12-03 01:58:23,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:58:23,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:23,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:23,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:24,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:24,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 95 states and 131 transitions. [2023-12-03 01:58:24,752 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 131 transitions. [2023-12-03 01:58:24,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:58:24,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:24,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:24,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:25,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:30,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:30,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 88 states and 115 transitions. [2023-12-03 01:58:30,300 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 115 transitions. [2023-12-03 01:58:30,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:58:30,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:30,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:30,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:30,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:58:35,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:35,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 93 states and 121 transitions. [2023-12-03 01:58:35,346 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 121 transitions. [2023-12-03 01:58:35,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:58:35,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:35,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:35,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:36,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:43,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:43,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 100 states and 138 transitions. [2023-12-03 01:58:43,654 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 138 transitions. [2023-12-03 01:58:43,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:58:43,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:43,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:43,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:45,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:59:00,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:59:00,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 113 states and 153 transitions. [2023-12-03 01:59:00,001 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 153 transitions. [2023-12-03 01:59:00,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 01:59:00,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:59:00,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:59:00,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:59:00,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:59:14,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:59:14,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 126 states and 168 transitions. [2023-12-03 01:59:14,993 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 168 transitions. [2023-12-03 01:59:14,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 01:59:14,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:59:14,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:59:15,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:59:18,797 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:59:29,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:59:29,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 126 states and 166 transitions. [2023-12-03 01:59:29,351 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 166 transitions. [2023-12-03 01:59:29,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 01:59:29,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:59:29,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:59:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:59:33,375 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:59:53,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:59:53,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 138 states and 185 transitions. [2023-12-03 01:59:53,244 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 185 transitions. [2023-12-03 01:59:53,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 01:59:53,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:59:53,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:59:53,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:59:59,213 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:00:29,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:00:29,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 149 states and 202 transitions. [2023-12-03 02:00:29,361 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 202 transitions. [2023-12-03 02:00:29,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 02:00:29,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:00:29,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:00:29,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:00:30,109 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:00:43,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:00:43,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 157 states and 213 transitions. [2023-12-03 02:00:43,106 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 213 transitions. [2023-12-03 02:00:43,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 02:00:43,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:00:43,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:00:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:00:43,810 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:00:56,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:00:56,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 165 states and 224 transitions. [2023-12-03 02:00:56,368 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 224 transitions. [2023-12-03 02:00:56,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 02:00:56,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:00:56,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:00:56,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:00:56,711 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:01:10,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:01:10,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 173 states and 234 transitions. [2023-12-03 02:01:10,532 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 234 transitions. [2023-12-03 02:01:10,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:01:10,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:01:10,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:01:10,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:01:15,519 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:01:49,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:01:49,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 184 states and 249 transitions. [2023-12-03 02:01:49,964 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 249 transitions. [2023-12-03 02:01:49,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:01:49,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:01:49,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:01:49,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:01:50,195 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:02:05,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:02:05,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 192 states and 259 transitions. [2023-12-03 02:02:05,517 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 259 transitions. [2023-12-03 02:02:05,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:02:05,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:02:05,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:02:05,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:02:06,550 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:02:17,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:02:17,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 197 states and 265 transitions. [2023-12-03 02:02:17,290 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 265 transitions. [2023-12-03 02:02:17,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:02:17,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:02:17,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:02:17,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:02:17,393 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:02:27,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:02:27,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 164 states and 218 transitions. [2023-12-03 02:02:27,664 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 218 transitions. [2023-12-03 02:02:27,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:02:27,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:02:27,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:02:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:02:27,726 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 02:02:38,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:02:38,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 147 states and 195 transitions. [2023-12-03 02:02:38,393 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 195 transitions. [2023-12-03 02:02:38,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 02:02:38,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:02:38,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:02:38,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:02:46,909 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:03:31,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:03:31,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 158 states and 209 transitions. [2023-12-03 02:03:31,385 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 209 transitions. [2023-12-03 02:03:31,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 02:03:31,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:03:31,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:03:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:03:42,583 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:04:35,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:04:35,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 174 states and 235 transitions. [2023-12-03 02:04:35,626 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 235 transitions. [2023-12-03 02:04:35,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 02:04:35,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:04:35,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:04:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:04:44,520 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:05:14,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:05:14,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 182 states and 245 transitions. [2023-12-03 02:05:14,911 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 245 transitions. [2023-12-03 02:05:14,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 02:05:14,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:05:14,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:05:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:05:21,517 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:05:49,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:05:49,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 190 states and 256 transitions. [2023-12-03 02:05:49,921 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 256 transitions. [2023-12-03 02:05:49,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 02:05:49,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:05:49,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:05:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:06:00,800 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:06:55,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:06:55,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 208 states and 311 transitions. [2023-12-03 02:06:55,062 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 311 transitions. [2023-12-03 02:06:55,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 02:06:55,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:06:55,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:06:55,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:01,032 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:07:25,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:25,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 215 states and 321 transitions. [2023-12-03 02:07:25,176 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 321 transitions. [2023-12-03 02:07:25,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 02:07:25,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:25,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:32,497 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:07:55,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:55,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 220 states and 327 transitions. [2023-12-03 02:07:55,650 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 327 transitions. [2023-12-03 02:07:55,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 02:07:55,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:55,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:55,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:08:04,908 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:08:40,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:08:40,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 229 states and 344 transitions. [2023-12-03 02:08:40,593 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 344 transitions. [2023-12-03 02:08:40,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 02:08:40,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:08:40,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:08:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:08:47,570 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:09:19,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:09:19,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 238 states and 356 transitions. [2023-12-03 02:09:19,714 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 356 transitions. [2023-12-03 02:09:19,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 02:09:19,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:09:19,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:09:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:09:20,618 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:09:43,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:09:43,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 246 states and 369 transitions. [2023-12-03 02:09:43,120 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 369 transitions. [2023-12-03 02:09:43,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 02:09:43,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:09:43,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:09:43,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:09:44,143 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:09:52,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:09:52,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 249 states and 371 transitions. [2023-12-03 02:09:52,827 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 371 transitions. [2023-12-03 02:09:52,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 02:09:52,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:09:52,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:09:52,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:09:59,751 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:10:17,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:17,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 250 states and 372 transitions. [2023-12-03 02:10:17,955 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 372 transitions. [2023-12-03 02:10:17,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 02:10:17,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:17,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:17,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:25,318 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:10:51,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:51,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 255 states and 377 transitions. [2023-12-03 02:10:51,260 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 377 transitions. [2023-12-03 02:10:51,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 02:10:51,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:51,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:51,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat