./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext-properties/test-0513_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d3b179-452a-496a-90fa-09c9c96ae784/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d3b179-452a-496a-90fa-09c9c96ae784/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d3b179-452a-496a-90fa-09c9c96ae784/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d3b179-452a-496a-90fa-09c9c96ae784/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0513_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d3b179-452a-496a-90fa-09c9c96ae784/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d3b179-452a-496a-90fa-09c9c96ae784/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2cd9310cc22b48510db29915dc2047c5968d5424a204e513aea9283dac5ac7bf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:54:16,508 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:54:16,583 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d3b179-452a-496a-90fa-09c9c96ae784/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:54:16,589 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:54:16,590 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:54:16,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:54:16,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:54:16,617 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:54:16,618 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:54:16,618 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:54:16,619 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:54:16,620 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:54:16,620 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:54:16,621 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:54:16,622 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:54:16,622 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:54:16,623 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:54:16,623 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:54:16,624 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:54:16,625 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:54:16,625 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:54:16,626 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:54:16,627 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:54:16,627 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:54:16,628 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:16,629 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:54:16,629 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:54:16,630 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:54:16,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:54:16,631 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_55d3b179-452a-496a-90fa-09c9c96ae784/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d3b179-452a-496a-90fa-09c9c96ae784/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2cd9310cc22b48510db29915dc2047c5968d5424a204e513aea9283dac5ac7bf [2023-11-24 22:54:16,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:54:16,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:54:16,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:54:16,949 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:54:16,949 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:54:16,951 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d3b179-452a-496a-90fa-09c9c96ae784/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/list-ext-properties/test-0513_1.i [2023-11-24 22:54:20,152 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:54:20,517 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:54:20,518 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d3b179-452a-496a-90fa-09c9c96ae784/sv-benchmarks/c/list-ext-properties/test-0513_1.i [2023-11-24 22:54:20,554 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d3b179-452a-496a-90fa-09c9c96ae784/bin/ukojak-verify-afCqCEvfdi/data/688bb1e79/4de803af27394a4384dc5f2f8bdbd5af/FLAGbca9eaeba [2023-11-24 22:54:20,574 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d3b179-452a-496a-90fa-09c9c96ae784/bin/ukojak-verify-afCqCEvfdi/data/688bb1e79/4de803af27394a4384dc5f2f8bdbd5af [2023-11-24 22:54:20,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:54:20,579 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:54:20,581 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:20,581 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:54:20,587 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:54:20,588 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:20" (1/1) ... [2023-11-24 22:54:20,590 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a08832d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:20, skipping insertion in model container [2023-11-24 22:54:20,590 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:20" (1/1) ... [2023-11-24 22:54:20,640 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:54:21,055 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:21,074 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:54:21,148 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:21,197 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:54:21,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:21 WrapperNode [2023-11-24 22:54:21,198 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:21,200 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:21,200 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:54:21,201 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:54:21,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:21" (1/1) ... [2023-11-24 22:54:21,260 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:21" (1/1) ... [2023-11-24 22:54:21,301 INFO L138 Inliner]: procedures = 123, calls = 41, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 149 [2023-11-24 22:54:21,307 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:21,307 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:54:21,308 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:54:21,308 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:54:21,318 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:21" (1/1) ... [2023-11-24 22:54:21,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:21" (1/1) ... [2023-11-24 22:54:21,323 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:21" (1/1) ... [2023-11-24 22:54:21,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:21" (1/1) ... [2023-11-24 22:54:21,335 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:21" (1/1) ... [2023-11-24 22:54:21,342 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:21" (1/1) ... [2023-11-24 22:54:21,344 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:21" (1/1) ... [2023-11-24 22:54:21,346 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:21" (1/1) ... [2023-11-24 22:54:21,350 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:54:21,352 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:54:21,352 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:54:21,352 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:54:21,353 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:21" (1/1) ... [2023-11-24 22:54:21,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:21,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d3b179-452a-496a-90fa-09c9c96ae784/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:54:21,401 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d3b179-452a-496a-90fa-09c9c96ae784/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:54:21,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d3b179-452a-496a-90fa-09c9c96ae784/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:54:21,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:54:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:54:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:54:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:54:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:54:21,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:54:21,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:54:21,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:54:21,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:54:21,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:54:21,589 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:54:21,590 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:54:22,102 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:54:22,220 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:54:22,221 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 22:54:22,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:22 BoogieIcfgContainer [2023-11-24 22:54:22,223 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:54:22,224 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:54:22,224 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:54:22,237 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:54:22,237 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:22" (1/1) ... [2023-11-24 22:54:22,248 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:54:22,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:22,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 129 states and 144 transitions. [2023-11-24 22:54:22,311 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 144 transitions. [2023-11-24 22:54:22,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:54:22,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:22,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:22,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:22,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:22,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 129 states and 143 transitions. [2023-11-24 22:54:22,476 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 143 transitions. [2023-11-24 22:54:22,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:54:22,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:22,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:22,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:22,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:22,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:22,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 128 states and 142 transitions. [2023-11-24 22:54:22,696 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 142 transitions. [2023-11-24 22:54:22,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:54:22,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:22,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:22,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:23,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:23,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 127 states and 141 transitions. [2023-11-24 22:54:23,025 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 141 transitions. [2023-11-24 22:54:23,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:54:23,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:23,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:23,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:23,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:23,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 131 states and 148 transitions. [2023-11-24 22:54:23,142 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 148 transitions. [2023-11-24 22:54:23,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:54:23,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:23,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:23,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:23,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:23,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:23,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 134 states and 151 transitions. [2023-11-24 22:54:23,320 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 151 transitions. [2023-11-24 22:54:23,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:54:23,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:23,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:23,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:23,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:23,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:23,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 133 states and 150 transitions. [2023-11-24 22:54:23,367 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 150 transitions. [2023-11-24 22:54:23,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:54:23,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:23,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:23,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:23,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:23,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 132 states and 149 transitions. [2023-11-24 22:54:23,448 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 149 transitions. [2023-11-24 22:54:23,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:54:23,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:23,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:23,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:23,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:23,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:23,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 136 states and 157 transitions. [2023-11-24 22:54:23,825 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 157 transitions. [2023-11-24 22:54:23,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:54:23,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:23,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:23,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:23,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:23,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:23,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 135 states and 156 transitions. [2023-11-24 22:54:23,892 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 156 transitions. [2023-11-24 22:54:23,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:54:23,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:23,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:23,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:24,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:24,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:24,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 134 states and 155 transitions. [2023-11-24 22:54:24,193 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 155 transitions. [2023-11-24 22:54:24,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:54:24,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:24,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:24,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:24,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:24,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 135 states and 156 transitions. [2023-11-24 22:54:24,370 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 156 transitions. [2023-11-24 22:54:24,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:54:24,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:24,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:24,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:24,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:24,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:24,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 134 states and 155 transitions. [2023-11-24 22:54:24,423 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 155 transitions. [2023-11-24 22:54:24,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:54:24,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:24,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:24,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:24,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:24,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 133 states and 154 transitions. [2023-11-24 22:54:24,497 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 154 transitions. [2023-11-24 22:54:24,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:54:24,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:24,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:24,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:24,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:24,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 135 states and 156 transitions. [2023-11-24 22:54:24,561 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 156 transitions. [2023-11-24 22:54:24,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:54:24,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:24,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:24,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:24,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:24,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:24,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 134 states and 155 transitions. [2023-11-24 22:54:24,683 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 155 transitions. [2023-11-24 22:54:24,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:54:24,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:24,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:24,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:24,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:24,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 133 states and 154 transitions. [2023-11-24 22:54:24,998 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 154 transitions. [2023-11-24 22:54:24,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:54:24,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:24,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:25,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:25,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:25,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 142 states and 165 transitions. [2023-11-24 22:54:25,864 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 165 transitions. [2023-11-24 22:54:25,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:54:25,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:25,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:25,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:25,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:25,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:25,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 143 states and 167 transitions. [2023-11-24 22:54:25,935 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 167 transitions. [2023-11-24 22:54:25,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:54:25,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:25,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:25,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:26,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:26,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:26,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 144 states and 172 transitions. [2023-11-24 22:54:26,061 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 172 transitions. [2023-11-24 22:54:26,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:54:26,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:26,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:26,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:27,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:27,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 148 states and 181 transitions. [2023-11-24 22:54:27,101 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 181 transitions. [2023-11-24 22:54:27,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:54:27,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:27,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:27,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:27,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:27,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:27,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 152 states and 192 transitions. [2023-11-24 22:54:27,937 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 192 transitions. [2023-11-24 22:54:27,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:54:27,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:27,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:27,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:28,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:28,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:28,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 157 states and 205 transitions. [2023-11-24 22:54:28,934 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 205 transitions. [2023-11-24 22:54:28,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:54:28,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:28,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:28,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:29,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:29,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:29,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 161 states and 215 transitions. [2023-11-24 22:54:29,933 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 215 transitions. [2023-11-24 22:54:29,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:54:29,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:29,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:29,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:29,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:30,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:30,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 164 states and 220 transitions. [2023-11-24 22:54:30,259 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 220 transitions. [2023-11-24 22:54:30,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:54:30,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:30,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:30,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:30,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:30,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 163 states and 219 transitions. [2023-11-24 22:54:30,322 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 219 transitions. [2023-11-24 22:54:30,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:54:30,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:30,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:30,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:30,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:30,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:30,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 165 states and 222 transitions. [2023-11-24 22:54:30,600 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 222 transitions. [2023-11-24 22:54:30,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:54:30,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:30,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:30,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:30,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:30,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:30,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 164 states and 221 transitions. [2023-11-24 22:54:30,673 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 221 transitions. [2023-11-24 22:54:30,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:54:30,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:30,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:30,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:30,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:30,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:30,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 166 states and 224 transitions. [2023-11-24 22:54:30,881 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 224 transitions. [2023-11-24 22:54:30,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:54:30,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:30,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:30,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:31,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:31,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 167 states and 225 transitions. [2023-11-24 22:54:31,027 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 225 transitions. [2023-11-24 22:54:31,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:54:31,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:31,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:31,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:31,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:31,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 168 states and 225 transitions. [2023-11-24 22:54:31,349 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 225 transitions. [2023-11-24 22:54:31,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:54:31,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:31,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:31,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:31,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:31,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 167 states and 224 transitions. [2023-11-24 22:54:31,426 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 224 transitions. [2023-11-24 22:54:31,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:54:31,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:31,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:31,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:31,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:31,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 168 states and 225 transitions. [2023-11-24 22:54:31,955 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 225 transitions. [2023-11-24 22:54:31,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:54:31,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:31,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:32,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:34,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:34,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 177 states and 245 transitions. [2023-11-24 22:54:34,963 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 245 transitions. [2023-11-24 22:54:34,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:54:34,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:34,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:35,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:35,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:35,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 182 states and 255 transitions. [2023-11-24 22:54:35,841 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 255 transitions. [2023-11-24 22:54:35,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:54:35,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:35,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:36,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:38,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:38,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 190 states and 276 transitions. [2023-11-24 22:54:38,991 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 276 transitions. [2023-11-24 22:54:38,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:54:38,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:38,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:39,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:41,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:41,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 195 states and 286 transitions. [2023-11-24 22:54:41,959 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 286 transitions. [2023-11-24 22:54:41,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:54:41,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:41,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:41,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:42,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:43,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:43,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 200 states and 297 transitions. [2023-11-24 22:54:43,980 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 297 transitions. [2023-11-24 22:54:43,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:54:43,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:43,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:43,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:44,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:44,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:44,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 199 states and 296 transitions. [2023-11-24 22:54:44,827 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 296 transitions. [2023-11-24 22:54:44,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:54:44,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:44,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:44,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:45,046 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:49,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:49,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 209 states and 324 transitions. [2023-11-24 22:54:49,850 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 324 transitions. [2023-11-24 22:54:49,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:54:49,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:49,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:49,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:49,925 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:50,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:50,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 211 states and 328 transitions. [2023-11-24 22:54:50,712 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 328 transitions. [2023-11-24 22:54:50,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:54:50,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:50,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:50,912 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 22:54:51,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:51,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 212 states and 330 transitions. [2023-11-24 22:54:51,563 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 330 transitions. [2023-11-24 22:54:51,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:54:51,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:51,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:53,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:03,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:03,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 223 states and 355 transitions. [2023-11-24 22:55:03,237 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 355 transitions. [2023-11-24 22:55:03,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:55:03,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:03,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:03,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:05,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.