./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-broom/sll-nested-linux-list.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 527bcce2 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_0a0d21f7-c7ed-4963-91ca-6fbf087cd90f/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d21f7-c7ed-4963-91ca-6fbf087cd90f/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d21f7-c7ed-4963-91ca-6fbf087cd90f/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d21f7-c7ed-4963-91ca-6fbf087cd90f/bin/ukojak-verify-i0I2FZA1j2/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-broom/sll-nested-linux-list.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d21f7-c7ed-4963-91ca-6fbf087cd90f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d21f7-c7ed-4963-91ca-6fbf087cd90f/bin/ukojak-verify-i0I2FZA1j2 --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 e2bb1828824fef1ebc4678312eafda6c009efcfccb4cbbca24aec817e45186ea --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:41:49,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:49,618 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d21f7-c7ed-4963-91ca-6fbf087cd90f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-21 18:41:49,630 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:41:49,630 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:41:49,667 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:49,671 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:49,672 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:49,673 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:49,678 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:41:49,680 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:49,680 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-21 18:41:49,681 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-21 18:41:49,683 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-21 18:41:49,683 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:49,684 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:41:49,684 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:49,685 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:49,686 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:49,686 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:49,687 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:49,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:49,688 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:49,689 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:49,689 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:41:49,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:41:49,690 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_0a0d21f7-c7ed-4963-91ca-6fbf087cd90f/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d21f7-c7ed-4963-91ca-6fbf087cd90f/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2bb1828824fef1ebc4678312eafda6c009efcfccb4cbbca24aec817e45186ea [2023-11-21 18:41:50,032 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:50,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:50,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:50,061 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:50,062 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:50,063 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d21f7-c7ed-4963-91ca-6fbf087cd90f/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/memsafety-broom/sll-nested-linux-list.i [2023-11-21 18:41:53,199 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:53,631 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:53,632 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d21f7-c7ed-4963-91ca-6fbf087cd90f/sv-benchmarks/c/memsafety-broom/sll-nested-linux-list.i [2023-11-21 18:41:53,690 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d21f7-c7ed-4963-91ca-6fbf087cd90f/bin/ukojak-verify-i0I2FZA1j2/data/e5af0c253/8d7d2c006b1d4656a29a0a39dfd2b3cd/FLAG3acd2b62a [2023-11-21 18:41:53,705 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d21f7-c7ed-4963-91ca-6fbf087cd90f/bin/ukojak-verify-i0I2FZA1j2/data/e5af0c253/8d7d2c006b1d4656a29a0a39dfd2b3cd [2023-11-21 18:41:53,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:53,715 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:53,716 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:53,717 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:53,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:53,722 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:53" (1/1) ... [2023-11-21 18:41:53,723 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cf23da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:53, skipping insertion in model container [2023-11-21 18:41:53,723 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:53" (1/1) ... [2023-11-21 18:41:53,787 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:53,946 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:41:54,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:54,147 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:54,166 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:41:54,202 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:54,230 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,239 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:54,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54 WrapperNode [2023-11-21 18:41:54,240 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:54,241 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:54,241 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:54,242 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:54,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,271 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,307 INFO L138 Inliner]: procedures = 129, calls = 46, calls flagged for inlining = 16, calls inlined = 18, statements flattened = 191 [2023-11-21 18:41:54,308 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:54,309 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:54,309 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:54,309 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:54,319 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,325 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,326 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,340 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,345 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,348 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,350 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,355 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:54,365 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:54,365 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:54,366 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:54,367 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:54,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d21f7-c7ed-4963-91ca-6fbf087cd90f/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:54,420 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d21f7-c7ed-4963-91ca-6fbf087cd90f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:54,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d21f7-c7ed-4963-91ca-6fbf087cd90f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:54,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:41:54,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:41:54,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:41:54,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:41:54,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:41:54,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:54,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:54,599 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:54,601 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:55,264 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:55,402 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:55,403 INFO L308 CfgBuilder]: Removed 11 assume(true) statements. [2023-11-21 18:41:55,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:55 BoogieIcfgContainer [2023-11-21 18:41:55,406 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:55,407 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:55,407 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:55,418 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:55,418 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:55" (1/1) ... [2023-11-21 18:41:55,427 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:41:55,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:55,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 135 states and 148 transitions. [2023-11-21 18:41:55,495 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 148 transitions. [2023-11-21 18:41:55,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-21 18:41:55,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:55,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:55,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:55,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:55,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:55,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 134 states and 147 transitions. [2023-11-21 18:41:55,779 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 147 transitions. [2023-11-21 18:41:55,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-21 18:41:55,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:55,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:55,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:55,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:55,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:56,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 133 states and 146 transitions. [2023-11-21 18:41:56,000 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 146 transitions. [2023-11-21 18:41:56,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:41:56,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:56,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:56,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:56,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:56,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:56,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 132 states and 143 transitions. [2023-11-21 18:41:56,103 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 143 transitions. [2023-11-21 18:41:56,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:41:56,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:56,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:56,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:56,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:56,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:56,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 131 states and 142 transitions. [2023-11-21 18:41:56,271 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 142 transitions. [2023-11-21 18:41:56,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:41:56,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:56,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:56,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:56,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:56,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:56,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 130 states and 141 transitions. [2023-11-21 18:41:56,360 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 141 transitions. [2023-11-21 18:41:56,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:41:56,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:56,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:56,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:56,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:56,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 129 states and 140 transitions. [2023-11-21 18:41:56,629 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 140 transitions. [2023-11-21 18:41:56,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:41:56,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:56,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:56,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:56,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:56,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:56,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 128 states and 138 transitions. [2023-11-21 18:41:56,818 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 138 transitions. [2023-11-21 18:41:56,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:41:56,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:56,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:56,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:57,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:57,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 127 states and 137 transitions. [2023-11-21 18:41:57,088 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 137 transitions. [2023-11-21 18:41:57,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:41:57,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:57,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:57,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:57,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:57,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 131 states and 144 transitions. [2023-11-21 18:41:57,632 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 144 transitions. [2023-11-21 18:41:57,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:41:57,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:57,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:57,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:58,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:58,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 135 states and 150 transitions. [2023-11-21 18:41:58,705 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 150 transitions. [2023-11-21 18:41:58,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:41:58,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:58,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:58,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:58,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:58,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 134 states and 149 transitions. [2023-11-21 18:41:58,885 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 149 transitions. [2023-11-21 18:41:58,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:41:58,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:58,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:58,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:59,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:59,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:59,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 135 states and 150 transitions. [2023-11-21 18:41:59,786 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 150 transitions. [2023-11-21 18:41:59,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:41:59,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:59,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:59,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:59,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:59,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 134 states and 148 transitions. [2023-11-21 18:41:59,851 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 148 transitions. [2023-11-21 18:41:59,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:41:59,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:59,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:59,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:59,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:59,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:59,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 133 states and 147 transitions. [2023-11-21 18:41:59,951 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 147 transitions. [2023-11-21 18:41:59,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:41:59,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:59,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:00,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:00,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:00,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 134 states and 149 transitions. [2023-11-21 18:42:00,835 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 149 transitions. [2023-11-21 18:42:00,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:42:00,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:00,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:00,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:01,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:02,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:02,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 135 states and 151 transitions. [2023-11-21 18:42:02,370 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 151 transitions. [2023-11-21 18:42:02,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:42:02,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:02,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:02,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:02,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:02,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 134 states and 148 transitions. [2023-11-21 18:42:02,432 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 148 transitions. [2023-11-21 18:42:02,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:42:02,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:02,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:02,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:02,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:02,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:02,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 133 states and 147 transitions. [2023-11-21 18:42:02,937 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 147 transitions. [2023-11-21 18:42:02,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:42:02,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:02,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:02,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:02,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:03,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:03,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 132 states and 146 transitions. [2023-11-21 18:42:03,011 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 146 transitions. [2023-11-21 18:42:03,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:42:03,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:03,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:03,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:03,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:03,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:03,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 133 states and 148 transitions. [2023-11-21 18:42:03,881 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 148 transitions. [2023-11-21 18:42:03,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:42:03,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:03,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:03,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:04,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:04,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:04,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 141 states and 164 transitions. [2023-11-21 18:42:04,768 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 164 transitions. [2023-11-21 18:42:04,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:42:04,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:04,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:05,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:06,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:06,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 149 states and 180 transitions. [2023-11-21 18:42:06,977 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 180 transitions. [2023-11-21 18:42:06,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:42:06,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:06,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:07,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:07,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:07,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 148 states and 179 transitions. [2023-11-21 18:42:07,025 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 179 transitions. [2023-11-21 18:42:07,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:42:07,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:07,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:07,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:07,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:07,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 147 states and 178 transitions. [2023-11-21 18:42:07,307 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 178 transitions. [2023-11-21 18:42:07,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:42:07,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:07,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:07,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:08,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:12,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:12,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 155 states and 194 transitions. [2023-11-21 18:42:12,315 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 194 transitions. [2023-11-21 18:42:12,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:42:12,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:12,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:12,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:13,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:20,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:20,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 163 states and 216 transitions. [2023-11-21 18:42:20,405 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 216 transitions. [2023-11-21 18:42:20,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:42:20,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:20,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:20,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:24,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:24,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 170 states and 233 transitions. [2023-11-21 18:42:24,448 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 233 transitions. [2023-11-21 18:42:24,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:42:24,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:24,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:24,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:25,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:25,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 172 states and 238 transitions. [2023-11-21 18:42:25,161 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 238 transitions. [2023-11-21 18:42:25,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:42:25,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:25,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:25,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:29,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:29,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 182 states and 265 transitions. [2023-11-21 18:42:29,373 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 265 transitions. [2023-11-21 18:42:29,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:42:29,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:29,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:29,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:30,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:38,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:38,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 191 states and 286 transitions. [2023-11-21 18:42:38,010 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 286 transitions. [2023-11-21 18:42:38,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:42:38,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:38,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:38,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:41,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:41,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 202 states and 312 transitions. [2023-11-21 18:42:41,794 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 312 transitions. [2023-11-21 18:42:41,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:42:41,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:41,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:41,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:42,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.