./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_12c6d012-dd4e-4deb-9bf8-7a4f157e887d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12c6d012-dd4e-4deb-9bf8-7a4f157e887d/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_12c6d012-dd4e-4deb-9bf8-7a4f157e887d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12c6d012-dd4e-4deb-9bf8-7a4f157e887d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12c6d012-dd4e-4deb-9bf8-7a4f157e887d/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_12c6d012-dd4e-4deb-9bf8-7a4f157e887d/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 24c3343366bdbf4dd89f66ad3070a02eea0c95edcbe495c88adf06ab42a9e64f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:25:21,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:25:21,985 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12c6d012-dd4e-4deb-9bf8-7a4f157e887d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-02 22:25:21,989 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:25:21,990 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:25:22,012 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:25:22,014 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:25:22,014 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:25:22,015 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:25:22,015 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:25:22,016 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:25:22,016 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 22:25:22,017 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 22:25:22,017 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 22:25:22,018 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:25:22,018 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:25:22,019 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:25:22,020 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:25:22,020 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:25:22,021 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:25:22,021 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:25:22,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:25:22,022 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:25:22,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:25:22,023 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:25:22,024 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:25:22,024 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_12c6d012-dd4e-4deb-9bf8-7a4f157e887d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12c6d012-dd4e-4deb-9bf8-7a4f157e887d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 24c3343366bdbf4dd89f66ad3070a02eea0c95edcbe495c88adf06ab42a9e64f [2023-12-02 22:25:22,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:25:22,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:25:22,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:25:22,264 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:25:22,265 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:25:22,266 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12c6d012-dd4e-4deb-9bf8-7a4f157e887d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2023-12-02 22:25:25,131 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:25:25,455 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:25:25,455 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12c6d012-dd4e-4deb-9bf8-7a4f157e887d/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2023-12-02 22:25:25,486 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12c6d012-dd4e-4deb-9bf8-7a4f157e887d/bin/ukojak-verify-Qdu7aM0XO9/data/4454f26b8/02334bc8d0e34ff387ff59e36a7b5a3d/FLAG5502c9277 [2023-12-02 22:25:25,501 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12c6d012-dd4e-4deb-9bf8-7a4f157e887d/bin/ukojak-verify-Qdu7aM0XO9/data/4454f26b8/02334bc8d0e34ff387ff59e36a7b5a3d [2023-12-02 22:25:25,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:25:25,505 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:25:25,507 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:25:25,507 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:25:25,512 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:25:25,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:25:25" (1/1) ... [2023-12-02 22:25:25,514 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1db17f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:25, skipping insertion in model container [2023-12-02 22:25:25,515 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:25:25" (1/1) ... [2023-12-02 22:25:25,607 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:25:26,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:25:26,758 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:25:26,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:25:27,067 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:25:27,067 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:25:27,075 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:25:27,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:27 WrapperNode [2023-12-02 22:25:27,076 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:25:27,077 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:25:27,077 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:25:27,077 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:25:27,085 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:27" (1/1) ... [2023-12-02 22:25:27,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:27" (1/1) ... [2023-12-02 22:25:27,192 INFO L138 Inliner]: procedures = 599, calls = 218, calls flagged for inlining = 32, calls inlined = 43, statements flattened = 1264 [2023-12-02 22:25:27,192 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:25:27,193 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:25:27,193 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:25:27,193 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:25:27,203 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:27" (1/1) ... [2023-12-02 22:25:27,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:27" (1/1) ... [2023-12-02 22:25:27,215 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:27" (1/1) ... [2023-12-02 22:25:27,215 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:27" (1/1) ... [2023-12-02 22:25:27,264 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:27" (1/1) ... [2023-12-02 22:25:27,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:27" (1/1) ... [2023-12-02 22:25:27,286 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:27" (1/1) ... [2023-12-02 22:25:27,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:27" (1/1) ... [2023-12-02 22:25:27,311 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:25:27,312 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:25:27,312 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:25:27,313 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:25:27,313 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:27" (1/1) ... [2023-12-02 22:25:27,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:25:27,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12c6d012-dd4e-4deb-9bf8-7a4f157e887d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:25:27,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12c6d012-dd4e-4deb-9bf8-7a4f157e887d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:25:27,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12c6d012-dd4e-4deb-9bf8-7a4f157e887d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:25:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-12-02 22:25:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:25:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-12-02 22:25:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-02 22:25:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:25:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 22:25:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-12-02 22:25:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:25:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 22:25:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:25:27,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:25:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-12-02 22:25:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-02 22:25:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:25:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 22:25:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 22:25:27,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:25:27,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:25:27,749 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:25:27,752 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:25:29,448 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:25:29,762 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:25:29,762 INFO L309 CfgBuilder]: Removed 30 assume(true) statements. [2023-12-02 22:25:29,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:25:29 BoogieIcfgContainer [2023-12-02 22:25:29,764 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:25:29,765 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:25:29,766 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:25:29,777 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:25:29,777 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:25:29" (1/1) ... [2023-12-02 22:25:29,788 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:25:29,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:29,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 668 states and 774 transitions. [2023-12-02 22:25:29,865 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 774 transitions. [2023-12-02 22:25:29,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 22:25:29,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:29,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:30,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:30,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:30,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:30,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 667 states and 773 transitions. [2023-12-02 22:25:30,301 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 773 transitions. [2023-12-02 22:25:30,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 22:25:30,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:30,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:30,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:30,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:30,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:30,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 666 states and 772 transitions. [2023-12-02 22:25:30,571 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 772 transitions. [2023-12-02 22:25:30,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:25:30,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:30,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:30,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:30,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:30,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 667 states and 774 transitions. [2023-12-02 22:25:30,694 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 774 transitions. [2023-12-02 22:25:30,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:25:30,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:30,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:30,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:30,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:30,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 668 states and 776 transitions. [2023-12-02 22:25:30,840 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 776 transitions. [2023-12-02 22:25:30,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:25:30,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:30,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:30,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:31,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:31,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:31,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 670 states and 778 transitions. [2023-12-02 22:25:31,425 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 778 transitions. [2023-12-02 22:25:31,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:25:31,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:31,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:31,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:31,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:31,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 671 states and 781 transitions. [2023-12-02 22:25:31,628 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 781 transitions. [2023-12-02 22:25:31,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:25:31,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:31,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:31,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:31,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:25:31,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:31,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 671 states and 780 transitions. [2023-12-02 22:25:31,854 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 780 transitions. [2023-12-02 22:25:31,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:25:31,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:31,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:31,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:32,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:32,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:32,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 673 states and 783 transitions. [2023-12-02 22:25:32,594 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 783 transitions. [2023-12-02 22:25:32,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:25:32,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:32,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:32,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:32,761 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:32,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:32,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 675 states and 788 transitions. [2023-12-02 22:25:32,968 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 788 transitions. [2023-12-02 22:25:32,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:25:32,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:32,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:33,049 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:25:33,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:33,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 675 states and 787 transitions. [2023-12-02 22:25:33,168 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 787 transitions. [2023-12-02 22:25:33,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:25:33,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:33,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:33,505 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:34,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:34,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 677 states and 791 transitions. [2023-12-02 22:25:34,041 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 791 transitions. [2023-12-02 22:25:34,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:25:34,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:34,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:34,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:34,217 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:34,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:34,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 679 states and 798 transitions. [2023-12-02 22:25:34,476 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 798 transitions. [2023-12-02 22:25:34,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:25:34,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:34,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:34,935 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:35,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:35,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 681 states and 799 transitions. [2023-12-02 22:25:35,428 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 799 transitions. [2023-12-02 22:25:35,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:25:35,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:35,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:35,526 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:25:35,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:35,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 681 states and 798 transitions. [2023-12-02 22:25:35,727 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 798 transitions. [2023-12-02 22:25:35,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:25:35,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:35,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:35,923 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:36,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:36,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 683 states and 805 transitions. [2023-12-02 22:25:36,147 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 805 transitions. [2023-12-02 22:25:36,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:25:36,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:36,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:36,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:36,520 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:37,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:37,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 685 states and 809 transitions. [2023-12-02 22:25:37,242 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 809 transitions. [2023-12-02 22:25:37,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:25:37,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:37,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:37,320 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 22:25:37,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:37,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 685 states and 808 transitions. [2023-12-02 22:25:37,566 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 808 transitions. [2023-12-02 22:25:37,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:25:37,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:37,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:37,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:38,071 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:38,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:38,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 686 states and 808 transitions. [2023-12-02 22:25:38,574 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 808 transitions. [2023-12-02 22:25:38,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:25:38,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:38,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:38,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:39,052 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 22:25:41,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:41,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 689 states and 820 transitions. [2023-12-02 22:25:41,426 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 820 transitions. [2023-12-02 22:25:41,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:25:41,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:41,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:41,625 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:42,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:42,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 691 states and 829 transitions. [2023-12-02 22:25:42,108 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 829 transitions. [2023-12-02 22:25:42,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:25:42,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:42,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:42,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:42,347 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:42,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:42,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 692 states and 830 transitions. [2023-12-02 22:25:42,764 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 830 transitions. [2023-12-02 22:25:42,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:25:42,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:42,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:42,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:42,845 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 22:25:43,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:43,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 692 states and 829 transitions. [2023-12-02 22:25:43,157 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 829 transitions. [2023-12-02 22:25:43,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:25:43,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:43,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:43,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:43,404 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:43,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:43,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 694 states and 838 transitions. [2023-12-02 22:25:43,912 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 838 transitions. [2023-12-02 22:25:43,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:25:43,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:43,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:43,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:44,418 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:44,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:44,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 695 states and 839 transitions. [2023-12-02 22:25:44,878 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 839 transitions. [2023-12-02 22:25:44,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:25:44,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:44,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:44,957 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:25:45,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:45,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 695 states and 838 transitions. [2023-12-02 22:25:45,285 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 838 transitions. [2023-12-02 22:25:45,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:25:45,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:45,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:45,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:45,586 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:46,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:46,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 697 states and 847 transitions. [2023-12-02 22:25:46,186 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 847 transitions. [2023-12-02 22:25:46,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:25:46,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:46,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:46,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:46,241 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 22:25:46,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:46,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 697 states and 846 transitions. [2023-12-02 22:25:46,555 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 846 transitions. [2023-12-02 22:25:46,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:25:46,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:46,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:46,973 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 42 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:47,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:47,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 698 states and 846 transitions. [2023-12-02 22:25:47,494 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 846 transitions. [2023-12-02 22:25:47,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 22:25:47,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:47,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:47,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:47,757 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:48,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:48,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 700 states and 855 transitions. [2023-12-02 22:25:48,299 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 855 transitions. [2023-12-02 22:25:48,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 22:25:48,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:48,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:48,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:48,370 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 22:25:48,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:48,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 700 states and 854 transitions. [2023-12-02 22:25:48,678 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 854 transitions. [2023-12-02 22:25:48,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 22:25:48,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:48,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:49,163 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 56 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:49,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:49,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 701 states and 854 transitions. [2023-12-02 22:25:49,735 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 854 transitions. [2023-12-02 22:25:49,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:25:49,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:49,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:50,024 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:50,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:50,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 703 states and 858 transitions. [2023-12-02 22:25:50,614 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 858 transitions. [2023-12-02 22:25:50,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:25:50,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:50,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:50,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:50,678 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-02 22:25:51,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:51,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 703 states and 857 transitions. [2023-12-02 22:25:51,045 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 857 transitions. [2023-12-02 22:25:51,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:25:51,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:51,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:51,905 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:53,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:53,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 705 states and 862 transitions. [2023-12-02 22:25:53,432 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 862 transitions. [2023-12-02 22:25:53,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:25:53,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:53,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:53,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:53,964 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:25:59,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:59,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 709 states and 878 transitions. [2023-12-02 22:25:59,919 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 878 transitions. [2023-12-02 22:25:59,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:25:59,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:59,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:59,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:00,571 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:26:01,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:01,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 681 states and 786 transitions. [2023-12-02 22:26:01,244 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 786 transitions. [2023-12-02 22:26:01,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:26:01,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:01,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:01,690 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:26:01,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:01,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 680 states and 785 transitions. [2023-12-02 22:26:01,935 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 785 transitions. [2023-12-02 22:26:01,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:26:01,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:01,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:02,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:02,765 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:26:04,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:04,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 679 states and 784 transitions. [2023-12-02 22:26:04,176 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 784 transitions. [2023-12-02 22:26:04,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 22:26:04,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:04,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:04,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:04,323 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:26:04,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:04,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 681 states and 789 transitions. [2023-12-02 22:26:04,400 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 789 transitions. [2023-12-02 22:26:04,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 22:26:04,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:04,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:05,492 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:26:06,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:06,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 683 states and 793 transitions. [2023-12-02 22:26:06,495 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 793 transitions. [2023-12-02 22:26:06,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 22:26:06,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:06,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:07,143 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:26:08,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:08,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 684 states and 793 transitions. [2023-12-02 22:26:08,138 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 793 transitions. [2023-12-02 22:26:08,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 22:26:08,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:08,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:08,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:08,210 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:26:08,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:08,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 683 states and 792 transitions. [2023-12-02 22:26:08,236 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 792 transitions. [2023-12-02 22:26:08,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 22:26:08,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:08,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:08,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:09,057 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:26:10,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:10,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 684 states and 794 transitions. [2023-12-02 22:26:10,313 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 794 transitions. [2023-12-02 22:26:10,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:26:10,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:10,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:10,751 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:26:13,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:13,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 688 states and 802 transitions. [2023-12-02 22:26:13,973 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 802 transitions. [2023-12-02 22:26:13,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:26:13,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:13,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:14,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:15,561 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:26:20,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:20,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 692 states and 810 transitions. [2023-12-02 22:26:20,770 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 810 transitions. [2023-12-02 22:26:20,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:26:20,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:20,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:20,852 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:26:21,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:21,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 693 states and 812 transitions. [2023-12-02 22:26:21,670 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 812 transitions. [2023-12-02 22:26:21,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:26:21,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:21,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:21,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:21,812 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:26:22,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:22,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 695 states and 815 transitions. [2023-12-02 22:26:22,644 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 815 transitions. [2023-12-02 22:26:22,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 22:26:22,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:22,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:22,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:24,459 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:26:28,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:28,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 699 states and 824 transitions. [2023-12-02 22:26:28,978 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 824 transitions. [2023-12-02 22:26:28,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 22:26:28,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:28,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:29,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:30,327 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:26:35,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:35,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 703 states and 831 transitions. [2023-12-02 22:26:35,119 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 831 transitions. [2023-12-02 22:26:35,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 22:26:35,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:35,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:35,214 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:26:36,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:36,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 705 states and 835 transitions. [2023-12-02 22:26:36,123 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 835 transitions. [2023-12-02 22:26:36,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 22:26:36,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:36,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:36,273 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:26:37,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:37,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 708 states and 841 transitions. [2023-12-02 22:26:37,185 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 841 transitions. [2023-12-02 22:26:37,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:26:37,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:37,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:37,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:39,706 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:26:46,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:46,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 715 states and 857 transitions. [2023-12-02 22:26:46,093 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 857 transitions. [2023-12-02 22:26:46,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:26:46,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:46,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:46,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:47,831 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:26:52,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:52,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 718 states and 863 transitions. [2023-12-02 22:26:52,273 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 863 transitions. [2023-12-02 22:26:52,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 22:26:52,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:52,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:52,347 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-12-02 22:26:53,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:53,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 718 states and 862 transitions. [2023-12-02 22:26:53,154 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 862 transitions. [2023-12-02 22:26:53,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 22:26:53,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:53,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:53,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:53,296 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-12-02 22:26:54,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:54,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 719 states and 862 transitions. [2023-12-02 22:26:54,273 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 862 transitions. [2023-12-02 22:26:54,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 22:26:54,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:54,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:26:54,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:56,583 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:27:03,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:27:03,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 725 states and 877 transitions. [2023-12-02 22:27:03,592 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 877 transitions. [2023-12-02 22:27:03,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 22:27:03,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:27:03,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:27:03,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:27:04,677 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:27:08,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:27:08,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 728 states and 882 transitions. [2023-12-02 22:27:08,664 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 882 transitions. [2023-12-02 22:27:08,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 22:27:08,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:27:08,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:27:08,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:27:08,746 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2023-12-02 22:27:09,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:27:09,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 728 states and 881 transitions. [2023-12-02 22:27:09,649 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 881 transitions. [2023-12-02 22:27:09,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 22:27:09,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:27:09,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:27:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:27:09,768 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2023-12-02 22:27:10,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:27:10,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 729 states and 881 transitions. [2023-12-02 22:27:10,810 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 881 transitions. [2023-12-02 22:27:10,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 22:27:10,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:27:10,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:27:10,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:27:13,294 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:27:21,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:27:21,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 735 states and 895 transitions. [2023-12-02 22:27:21,119 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 895 transitions. [2023-12-02 22:27:21,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 22:27:21,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:27:21,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:27:21,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:27:22,023 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-12-02 22:27:25,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:27:25,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 738 states and 900 transitions. [2023-12-02 22:27:25,829 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 900 transitions. [2023-12-02 22:27:25,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 22:27:25,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:27:25,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:27:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:27:25,911 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2023-12-02 22:27:26,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:27:26,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 738 states and 899 transitions. [2023-12-02 22:27:26,771 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 899 transitions. [2023-12-02 22:27:26,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 22:27:26,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:27:26,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:27:26,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:27:26,906 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2023-12-02 22:27:27,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:27:27,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 739 states and 899 transitions. [2023-12-02 22:27:27,945 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 899 transitions. [2023-12-02 22:27:27,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 22:27:27,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:27:27,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:27:28,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:27:30,868 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:27:39,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:27:39,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 745 states and 913 transitions. [2023-12-02 22:27:39,217 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 913 transitions. [2023-12-02 22:27:39,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 22:27:39,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:27:39,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:27:39,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:27:39,887 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2023-12-02 22:27:43,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:27:43,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 748 states and 918 transitions. [2023-12-02 22:27:43,745 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 918 transitions. [2023-12-02 22:27:43,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 22:27:43,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:27:43,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:27:43,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:27:43,838 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2023-12-02 22:27:44,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:27:44,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 748 states and 917 transitions. [2023-12-02 22:27:44,818 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 917 transitions. [2023-12-02 22:27:44,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 22:27:44,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:27:44,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:27:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:27:44,990 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2023-12-02 22:27:46,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:27:46,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 749 states and 917 transitions. [2023-12-02 22:27:46,039 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 917 transitions. [2023-12-02 22:27:46,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 22:27:46,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:27:46,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:27:46,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:27:49,196 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:27:57,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:27:57,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 755 states and 931 transitions. [2023-12-02 22:27:57,570 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 931 transitions. [2023-12-02 22:27:57,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 22:27:57,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:27:57,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:27:57,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:28:00,508 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2023-12-02 22:28:06,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:28:06,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 758 states and 936 transitions. [2023-12-02 22:28:06,813 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 936 transitions. [2023-12-02 22:28:06,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 22:28:06,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:28:06,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:28:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:28:06,908 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-12-02 22:28:07,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:28:07,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 758 states and 935 transitions. [2023-12-02 22:28:07,944 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 935 transitions. [2023-12-02 22:28:07,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 22:28:07,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:28:07,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:28:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:28:08,093 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-12-02 22:28:09,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:28:09,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 759 states and 935 transitions. [2023-12-02 22:28:09,318 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 935 transitions. [2023-12-02 22:28:09,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:28:09,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:28:09,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:28:09,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:28:12,775 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:28:20,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:28:20,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 765 states and 949 transitions. [2023-12-02 22:28:20,113 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 949 transitions. [2023-12-02 22:28:20,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:28:20,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:28:20,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:28:20,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:28:20,937 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 11 proven. 19 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2023-12-02 22:28:25,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:28:25,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 768 states and 954 transitions. [2023-12-02 22:28:25,176 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 954 transitions. [2023-12-02 22:28:25,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 22:28:25,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:28:25,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:28:25,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:28:25,277 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-12-02 22:28:26,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:28:26,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 768 states and 953 transitions. [2023-12-02 22:28:26,300 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 953 transitions. [2023-12-02 22:28:26,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 22:28:26,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:28:26,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:28:26,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:28:26,455 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-12-02 22:28:27,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:28:27,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 769 states and 953 transitions. [2023-12-02 22:28:27,748 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 953 transitions. [2023-12-02 22:28:27,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 22:28:27,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:28:27,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:28:27,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:28:31,380 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:28:40,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:28:40,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 775 states and 967 transitions. [2023-12-02 22:28:40,887 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 967 transitions. [2023-12-02 22:28:40,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 22:28:40,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:28:40,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:28:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:28:41,745 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 22 proven. 24 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-12-02 22:28:45,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:28:45,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 778 states and 972 transitions. [2023-12-02 22:28:45,960 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 972 transitions. [2023-12-02 22:28:45,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 22:28:45,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:28:45,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:28:45,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:28:46,060 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-12-02 22:28:47,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:28:47,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 778 states and 971 transitions. [2023-12-02 22:28:47,158 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 971 transitions. [2023-12-02 22:28:47,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 22:28:47,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:28:47,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:28:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:28:47,328 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-12-02 22:28:48,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:28:48,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 779 states and 971 transitions. [2023-12-02 22:28:48,770 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 971 transitions. [2023-12-02 22:28:48,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 22:28:48,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:28:48,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:28:48,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:28:52,957 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:29:03,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:29:03,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 785 states and 985 transitions. [2023-12-02 22:29:03,188 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 985 transitions. [2023-12-02 22:29:03,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 22:29:03,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:29:03,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:29:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:29:04,847 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 30 proven. 33 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2023-12-02 22:29:11,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:29:11,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 788 states and 990 transitions. [2023-12-02 22:29:11,496 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 990 transitions. [2023-12-02 22:29:11,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 22:29:11,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:29:11,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:29:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:29:11,610 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 22:29:12,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:29:12,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 788 states and 989 transitions. [2023-12-02 22:29:12,765 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 989 transitions. [2023-12-02 22:29:12,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 22:29:12,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:29:12,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:29:12,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:29:12,933 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 22:29:14,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:29:14,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 789 states and 989 transitions. [2023-12-02 22:29:14,228 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 989 transitions. [2023-12-02 22:29:14,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 22:29:14,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:29:14,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:29:14,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:29:18,388 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:29:29,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:29:29,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 795 states and 1003 transitions. [2023-12-02 22:29:29,225 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1003 transitions. [2023-12-02 22:29:29,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 22:29:29,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:29:29,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:29:29,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:29:30,356 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 40 proven. 39 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2023-12-02 22:29:35,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:29:35,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 798 states and 1008 transitions. [2023-12-02 22:29:35,106 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1008 transitions. [2023-12-02 22:29:35,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 22:29:35,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:29:35,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:29:35,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:29:35,220 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2023-12-02 22:29:36,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:29:36,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 798 states and 1007 transitions. [2023-12-02 22:29:36,463 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1007 transitions. [2023-12-02 22:29:36,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 22:29:36,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:29:36,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:29:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:29:36,668 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2023-12-02 22:29:38,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:29:38,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 799 states and 1007 transitions. [2023-12-02 22:29:38,221 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1007 transitions. [2023-12-02 22:29:38,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 22:29:38,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:29:38,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:29:38,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:29:43,146 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:29:54,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:29:54,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 805 states and 1021 transitions. [2023-12-02 22:29:54,711 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1021 transitions. [2023-12-02 22:29:54,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 22:29:54,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:29:54,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:29:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:29:56,017 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 55 proven. 39 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2023-12-02 22:30:01,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:30:01,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 808 states and 1026 transitions. [2023-12-02 22:30:01,039 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1026 transitions. [2023-12-02 22:30:01,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 22:30:01,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:30:01,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:30:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:30:01,161 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2023-12-02 22:30:02,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:30:02,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 808 states and 1025 transitions. [2023-12-02 22:30:02,372 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1025 transitions. [2023-12-02 22:30:02,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 22:30:02,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:30:02,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:30:02,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:30:02,557 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2023-12-02 22:30:03,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:30:03,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 809 states and 1025 transitions. [2023-12-02 22:30:03,977 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1025 transitions. [2023-12-02 22:30:03,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:30:03,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:30:03,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:30:04,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:30:08,377 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 137 proven. 28 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:30:15,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:30:15,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 810 states and 1026 transitions. [2023-12-02 22:30:15,007 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1026 transitions. [2023-12-02 22:30:15,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:30:15,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:30:15,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:30:15,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:30:17,845 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-12-02 22:31:17,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:31:17,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 849 states and 1094 transitions. [2023-12-02 22:31:17,659 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1094 transitions. [2023-12-02 22:31:17,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 22:31:17,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:31:17,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:31:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:31:18,526 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-12-02 22:31:19,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:31:19,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 851 states and 1097 transitions. [2023-12-02 22:31:19,120 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1097 transitions. [2023-12-02 22:31:19,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 22:31:19,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:31:19,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:31:19,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:31:22,715 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-12-02 22:32:24,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:32:24,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 889 states and 1152 transitions. [2023-12-02 22:32:24,329 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1152 transitions. [2023-12-02 22:32:24,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 22:32:24,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:32:24,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:32:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:32:24,976 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-12-02 22:32:27,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:32:27,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 888 states and 1151 transitions. [2023-12-02 22:32:27,353 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1151 transitions. [2023-12-02 22:32:27,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 22:32:27,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:32:27,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:32:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:32:27,553 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-12-02 22:33:24,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:24,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 922 states and 1201 transitions. [2023-12-02 22:33:24,225 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1201 transitions. [2023-12-02 22:33:24,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 22:33:24,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:24,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:32,986 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-12-02 22:35:21,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:35:21,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 963 states and 1265 transitions. [2023-12-02 22:35:21,903 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1265 transitions. [2023-12-02 22:35:21,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 22:35:21,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:35:21,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:35:22,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:35:44,267 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2023-12-02 22:38:03,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:03,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1004 states and 1330 transitions. [2023-12-02 22:38:03,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1330 transitions. [2023-12-02 22:38:03,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 22:38:03,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:03,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:03,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:03,829 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-12-02 22:38:06,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:06,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1004 states and 1329 transitions. [2023-12-02 22:38:06,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1329 transitions. [2023-12-02 22:38:06,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 22:38:06,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:06,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:06,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:06,232 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-12-02 22:38:08,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:08,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1005 states and 1331 transitions. [2023-12-02 22:38:08,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1331 transitions. [2023-12-02 22:38:08,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 22:38:08,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:08,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:09,534 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked.