./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 30e01a73 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_275a9781-fc80-4b75-a02f-b25a431c2b3e/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_275a9781-fc80-4b75-a02f-b25a431c2b3e/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_275a9781-fc80-4b75-a02f-b25a431c2b3e/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_275a9781-fc80-4b75-a02f-b25a431c2b3e/bin/ukojak-verify-1t5iHCbJaC/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_275a9781-fc80-4b75-a02f-b25a431c2b3e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_275a9781-fc80-4b75-a02f-b25a431c2b3e/bin/ukojak-verify-1t5iHCbJaC --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 7408f3b7e084094987873e007e2bbb0a022372240d1ad946af6301d3e9707406 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:15:45,556 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:15:45,641 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_275a9781-fc80-4b75-a02f-b25a431c2b3e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-23 20:15:45,646 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:15:45,647 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:15:45,671 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:15:45,673 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:15:45,673 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:15:45,674 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:15:45,675 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:15:45,676 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:15:45,676 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:15:45,677 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:15:45,678 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:15:45,678 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:15:45,679 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:15:45,680 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:15:45,680 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:15:45,681 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:15:45,682 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:15:45,682 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:15:45,683 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:15:45,684 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:15:45,685 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:15:45,685 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:15:45,686 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:15:45,687 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:15:45,687 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:15:45,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:15:45,689 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_275a9781-fc80-4b75-a02f-b25a431c2b3e/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_275a9781-fc80-4b75-a02f-b25a431c2b3e/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7408f3b7e084094987873e007e2bbb0a022372240d1ad946af6301d3e9707406 [2023-11-23 20:15:45,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:15:45,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:15:45,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:15:45,997 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:15:45,998 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:15:45,999 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_275a9781-fc80-4b75-a02f-b25a431c2b3e/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-1.i [2023-11-23 20:15:49,349 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:15:49,689 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:15:49,689 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_275a9781-fc80-4b75-a02f-b25a431c2b3e/sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-1.i [2023-11-23 20:15:49,709 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_275a9781-fc80-4b75-a02f-b25a431c2b3e/bin/ukojak-verify-1t5iHCbJaC/data/6fd29314d/39172b720bef4adb9e03df7a5eac2e56/FLAG2bd3ae0ea [2023-11-23 20:15:49,733 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_275a9781-fc80-4b75-a02f-b25a431c2b3e/bin/ukojak-verify-1t5iHCbJaC/data/6fd29314d/39172b720bef4adb9e03df7a5eac2e56 [2023-11-23 20:15:49,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:15:49,748 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:15:49,749 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:15:49,750 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:15:49,756 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:15:49,757 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:15:49" (1/1) ... [2023-11-23 20:15:49,758 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55cae84f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:49, skipping insertion in model container [2023-11-23 20:15:49,758 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:15:49" (1/1) ... [2023-11-23 20:15:49,833 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:15:50,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:15:50,294 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:15:50,377 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:15:50,424 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:15:50,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50 WrapperNode [2023-11-23 20:15:50,425 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:15:50,427 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:15:50,427 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:15:50,427 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:15:50,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,476 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,512 INFO L138 Inliner]: procedures = 126, calls = 37, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 120 [2023-11-23 20:15:50,515 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:15:50,516 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:15:50,517 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:15:50,517 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:15:50,530 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,544 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,546 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,560 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,568 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,571 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,573 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,597 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:15:50,598 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:15:50,598 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:15:50,598 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:15:50,600 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:50" (1/1) ... [2023-11-23 20:15:50,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:15:50,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_275a9781-fc80-4b75-a02f-b25a431c2b3e/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:15:50,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_275a9781-fc80-4b75-a02f-b25a431c2b3e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:15:50,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_275a9781-fc80-4b75-a02f-b25a431c2b3e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:15:50,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:15:50,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:15:50,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:15:50,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:15:50,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:15:50,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:15:50,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:15:50,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:15:50,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:15:50,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:15:50,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:15:50,801 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:15:50,804 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:15:51,283 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:15:51,400 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:15:51,400 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:15:51,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:15:51 BoogieIcfgContainer [2023-11-23 20:15:51,402 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:15:51,403 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:15:51,403 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:15:51,412 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:15:51,413 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:15:51" (1/1) ... [2023-11-23 20:15:51,421 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:15:51,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:51,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 88 states and 96 transitions. [2023-11-23 20:15:51,481 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 96 transitions. [2023-11-23 20:15:51,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:15:51,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:51,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:51,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:51,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:51,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:51,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 90 states and 99 transitions. [2023-11-23 20:15:51,999 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 99 transitions. [2023-11-23 20:15:51,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:15:51,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:52,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:52,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:52,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:52,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:52,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 92 states and 102 transitions. [2023-11-23 20:15:52,486 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 102 transitions. [2023-11-23 20:15:52,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:15:52,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:52,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:52,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:52,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:52,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:52,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 93 states and 104 transitions. [2023-11-23 20:15:52,692 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 104 transitions. [2023-11-23 20:15:52,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:15:52,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:52,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:52,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:53,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:53,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 94 states and 106 transitions. [2023-11-23 20:15:53,102 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 106 transitions. [2023-11-23 20:15:53,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:15:53,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:53,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:53,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:53,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:53,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 96 states and 109 transitions. [2023-11-23 20:15:53,152 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 109 transitions. [2023-11-23 20:15:53,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:15:53,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:53,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:53,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:53,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:53,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:53,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 99 states and 114 transitions. [2023-11-23 20:15:53,286 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2023-11-23 20:15:53,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:15:53,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:53,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:53,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:53,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:53,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:53,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 98 states and 113 transitions. [2023-11-23 20:15:53,436 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 113 transitions. [2023-11-23 20:15:53,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:15:53,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:53,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:53,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:53,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:53,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 97 states and 112 transitions. [2023-11-23 20:15:53,726 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 112 transitions. [2023-11-23 20:15:53,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:15:53,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:53,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:53,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:53,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:53,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:53,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 96 states and 111 transitions. [2023-11-23 20:15:53,806 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 111 transitions. [2023-11-23 20:15:53,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:15:53,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:53,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:53,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:53,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:53,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 95 states and 110 transitions. [2023-11-23 20:15:53,922 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2023-11-23 20:15:53,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:15:53,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:53,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:53,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:53,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:54,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:54,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 98 states and 115 transitions. [2023-11-23 20:15:54,123 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 115 transitions. [2023-11-23 20:15:54,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:15:54,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:54,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:54,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:54,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:54,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 103 states and 124 transitions. [2023-11-23 20:15:54,739 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 124 transitions. [2023-11-23 20:15:54,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:15:54,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:54,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:54,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:54,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:54,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 105 states and 127 transitions. [2023-11-23 20:15:54,809 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 127 transitions. [2023-11-23 20:15:54,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:15:54,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:54,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:54,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:54,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:54,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 107 states and 134 transitions. [2023-11-23 20:15:54,963 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 134 transitions. [2023-11-23 20:15:54,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:15:54,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:54,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:54,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:54,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:55,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:55,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 109 states and 137 transitions. [2023-11-23 20:15:55,013 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 137 transitions. [2023-11-23 20:15:55,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:15:55,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:55,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:55,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:55,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:55,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 111 states and 140 transitions. [2023-11-23 20:15:55,083 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 140 transitions. [2023-11-23 20:15:55,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:15:55,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:55,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:55,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:56,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:56,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 118 states and 153 transitions. [2023-11-23 20:15:56,015 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 153 transitions. [2023-11-23 20:15:56,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:15:56,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:56,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:56,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:56,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:57,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:57,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 125 states and 169 transitions. [2023-11-23 20:15:57,537 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 169 transitions. [2023-11-23 20:15:57,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:15:57,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:57,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:57,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:57,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:15:58,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:58,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 128 states and 175 transitions. [2023-11-23 20:15:58,471 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 175 transitions. [2023-11-23 20:15:58,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:15:58,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:58,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:58,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:58,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:00,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:00,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 131 states and 183 transitions. [2023-11-23 20:16:00,155 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 183 transitions. [2023-11-23 20:16:00,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:16:00,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:00,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:00,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:00,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:00,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 133 states and 187 transitions. [2023-11-23 20:16:00,897 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 187 transitions. [2023-11-23 20:16:00,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:16:00,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:00,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:01,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:02,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:02,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 139 states and 203 transitions. [2023-11-23 20:16:02,575 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 203 transitions. [2023-11-23 20:16:02,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:16:02,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:02,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:02,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:03,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:03,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 141 states and 206 transitions. [2023-11-23 20:16:03,353 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 206 transitions. [2023-11-23 20:16:03,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:16:03,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:03,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:03,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:03,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:03,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:03,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 140 states and 205 transitions. [2023-11-23 20:16:03,399 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 205 transitions. [2023-11-23 20:16:03,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:16:03,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:03,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:03,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:03,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:03,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 142 states and 208 transitions. [2023-11-23 20:16:03,467 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 208 transitions. [2023-11-23 20:16:03,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:16:03,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:03,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:03,543 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:16:03,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:03,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 142 states and 207 transitions. [2023-11-23 20:16:03,951 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 207 transitions. [2023-11-23 20:16:03,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:16:03,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:03,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:03,988 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:16:04,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:04,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 142 states and 206 transitions. [2023-11-23 20:16:04,377 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 206 transitions. [2023-11-23 20:16:04,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:16:04,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:04,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:04,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:05,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:05,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 144 states and 209 transitions. [2023-11-23 20:16:05,195 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 209 transitions. [2023-11-23 20:16:05,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:16:05,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:05,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:05,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:05,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:06,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:06,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 148 states and 218 transitions. [2023-11-23 20:16:06,159 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 218 transitions. [2023-11-23 20:16:06,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:16:06,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:06,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:06,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:06,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:16:06,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:06,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 148 states and 217 transitions. [2023-11-23 20:16:06,590 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 217 transitions. [2023-11-23 20:16:06,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:16:06,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:06,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:06,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:06,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:16:07,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:07,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 149 states and 217 transitions. [2023-11-23 20:16:07,091 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 217 transitions. [2023-11-23 20:16:07,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:16:07,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:07,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:07,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:07,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:10,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:10,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 157 states and 238 transitions. [2023-11-23 20:16:10,635 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 238 transitions. [2023-11-23 20:16:10,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:16:10,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:10,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:11,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:13,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:13,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 163 states and 252 transitions. [2023-11-23 20:16:13,727 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 252 transitions. [2023-11-23 20:16:13,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:16:13,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:13,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:14,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:17,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:17,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 168 states and 263 transitions. [2023-11-23 20:16:17,193 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 263 transitions. [2023-11-23 20:16:17,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:16:17,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:17,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:17,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:17,911 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:20,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:20,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 171 states and 267 transitions. [2023-11-23 20:16:20,284 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 267 transitions. [2023-11-23 20:16:20,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:16:20,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:20,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:20,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:21,434 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:24,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:24,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 174 states and 276 transitions. [2023-11-23 20:16:24,436 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 276 transitions. [2023-11-23 20:16:24,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:16:24,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:24,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:24,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:24,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:25,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:25,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 175 states and 278 transitions. [2023-11-23 20:16:25,047 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 278 transitions. [2023-11-23 20:16:25,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:16:25,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:25,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:25,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:25,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:25,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 177 states and 281 transitions. [2023-11-23 20:16:25,718 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 281 transitions. [2023-11-23 20:16:25,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:16:25,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:25,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:25,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:25,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:26,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:26,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 181 states and 289 transitions. [2023-11-23 20:16:26,750 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 289 transitions. [2023-11-23 20:16:26,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:16:26,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:26,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:26,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:27,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:27,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 185 states and 295 transitions. [2023-11-23 20:16:27,782 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 295 transitions. [2023-11-23 20:16:27,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:16:27,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:27,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:27,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:28,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:29,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:29,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 187 states and 299 transitions. [2023-11-23 20:16:29,898 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 299 transitions. [2023-11-23 20:16:29,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:16:29,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:29,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:29,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:30,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:36,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:36,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 197 states and 320 transitions. [2023-11-23 20:16:36,527 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 320 transitions. [2023-11-23 20:16:36,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:16:36,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:36,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:36,557 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:16:37,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:37,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 197 states and 319 transitions. [2023-11-23 20:16:37,195 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 319 transitions. [2023-11-23 20:16:37,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:16:37,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:37,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:37,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:37,248 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:16:38,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:38,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 198 states and 319 transitions. [2023-11-23 20:16:38,017 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 319 transitions. [2023-11-23 20:16:38,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:16:38,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:38,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:38,464 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.