./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95ffbc2-eda5-4842-8e91-e7ef0ec68d49/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95ffbc2-eda5-4842-8e91-e7ef0ec68d49/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95ffbc2-eda5-4842-8e91-e7ef0ec68d49/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95ffbc2-eda5-4842-8e91-e7ef0ec68d49/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95ffbc2-eda5-4842-8e91-e7ef0ec68d49/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95ffbc2-eda5-4842-8e91-e7ef0ec68d49/bin/ukojak-verify-G8NBE6pJGL --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 f947716b74eb4e4932bd5d636c4998c6e0af4555d045ab3a1d1cd79c9fa77ead --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:17:29,616 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:17:29,706 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95ffbc2-eda5-4842-8e91-e7ef0ec68d49/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:17:29,711 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:17:29,711 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:17:29,737 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:17:29,738 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:17:29,739 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:17:29,739 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:17:29,740 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:17:29,740 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:17:29,741 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:17:29,741 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:17:29,742 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:17:29,742 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:17:29,743 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:17:29,743 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:17:29,744 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:17:29,744 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:17:29,745 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:17:29,745 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:17:29,751 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:17:29,752 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:17:29,752 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:17:29,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:29,753 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:17:29,754 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:17:29,754 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:17:29,754 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:17:29,755 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_d95ffbc2-eda5-4842-8e91-e7ef0ec68d49/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95ffbc2-eda5-4842-8e91-e7ef0ec68d49/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f947716b74eb4e4932bd5d636c4998c6e0af4555d045ab3a1d1cd79c9fa77ead [2023-11-19 03:17:30,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:17:30,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:17:30,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:17:30,076 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:17:30,076 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:17:30,077 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95ffbc2-eda5-4842-8e91-e7ef0ec68d49/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-1.i [2023-11-19 03:17:33,080 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:17:33,391 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:17:33,401 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95ffbc2-eda5-4842-8e91-e7ef0ec68d49/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-1.i [2023-11-19 03:17:33,421 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95ffbc2-eda5-4842-8e91-e7ef0ec68d49/bin/ukojak-verify-G8NBE6pJGL/data/23e689ff8/0d203ca799cc462a8a8b615854a2501f/FLAG12f3d0ee0 [2023-11-19 03:17:33,436 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95ffbc2-eda5-4842-8e91-e7ef0ec68d49/bin/ukojak-verify-G8NBE6pJGL/data/23e689ff8/0d203ca799cc462a8a8b615854a2501f [2023-11-19 03:17:33,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:17:33,446 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:17:33,452 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:33,452 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:17:33,458 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:17:33,459 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:33" (1/1) ... [2023-11-19 03:17:33,460 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@557a42df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:33, skipping insertion in model container [2023-11-19 03:17:33,460 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:33" (1/1) ... [2023-11-19 03:17:33,524 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:17:33,807 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:17:34,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:34,064 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:17:34,083 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:17:34,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:34,213 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:17:34,219 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:17:34,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:34 WrapperNode [2023-11-19 03:17:34,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:34,220 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:34,220 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:17:34,221 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:17:34,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:34" (1/1) ... [2023-11-19 03:17:34,265 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:34" (1/1) ... [2023-11-19 03:17:34,326 INFO L138 Inliner]: procedures = 178, calls = 178, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 775 [2023-11-19 03:17:34,327 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:34,328 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:17:34,328 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:17:34,328 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:17:34,338 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:34" (1/1) ... [2023-11-19 03:17:34,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:34" (1/1) ... [2023-11-19 03:17:34,348 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:34" (1/1) ... [2023-11-19 03:17:34,349 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:34" (1/1) ... [2023-11-19 03:17:34,396 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:34" (1/1) ... [2023-11-19 03:17:34,406 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:34" (1/1) ... [2023-11-19 03:17:34,411 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:34" (1/1) ... [2023-11-19 03:17:34,416 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:34" (1/1) ... [2023-11-19 03:17:34,425 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:17:34,430 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:17:34,434 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:17:34,434 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:17:34,437 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:34" (1/1) ... [2023-11-19 03:17:34,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:34,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95ffbc2-eda5-4842-8e91-e7ef0ec68d49/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:17:34,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95ffbc2-eda5-4842-8e91-e7ef0ec68d49/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:17:34,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d95ffbc2-eda5-4842-8e91-e7ef0ec68d49/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:17:34,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:17:34,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:17:34,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:17:34,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:17:34,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:17:34,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:17:34,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:17:34,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:17:34,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:17:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:17:34,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:17:34,720 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:17:34,723 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:17:36,320 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:17:37,114 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:17:37,114 INFO L302 CfgBuilder]: Removed 31 assume(true) statements. [2023-11-19 03:17:37,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:37 BoogieIcfgContainer [2023-11-19 03:17:37,130 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:17:37,132 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:17:37,132 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:17:37,141 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:17:37,142 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:37" (1/1) ... [2023-11-19 03:17:37,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:17:37,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:37,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 579 states and 638 transitions. [2023-11-19 03:17:37,246 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 638 transitions. [2023-11-19 03:17:37,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:17:37,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:37,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:37,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:37,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:37,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:37,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 578 states and 637 transitions. [2023-11-19 03:17:37,541 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 637 transitions. [2023-11-19 03:17:37,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:17:37,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:37,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:37,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:37,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:37,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 577 states and 636 transitions. [2023-11-19 03:17:37,725 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 636 transitions. [2023-11-19 03:17:37,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:17:37,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:37,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:37,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:37,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:37,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:37,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 576 states and 635 transitions. [2023-11-19 03:17:37,780 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 635 transitions. [2023-11-19 03:17:37,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:17:37,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:37,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:37,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:38,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:38,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 575 states and 634 transitions. [2023-11-19 03:17:38,018 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 634 transitions. [2023-11-19 03:17:38,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:17:38,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:38,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:38,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:38,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:38,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 576 states and 636 transitions. [2023-11-19 03:17:38,124 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 636 transitions. [2023-11-19 03:17:38,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:17:38,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:38,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:38,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:38,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:38,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:38,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 575 states and 635 transitions. [2023-11-19 03:17:38,226 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 635 transitions. [2023-11-19 03:17:38,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:17:38,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:38,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:38,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:38,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:38,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 574 states and 634 transitions. [2023-11-19 03:17:38,552 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 634 transitions. [2023-11-19 03:17:38,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:17:38,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:38,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:38,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:38,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:38,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:38,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 574 states and 628 transitions. [2023-11-19 03:17:38,618 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 628 transitions. [2023-11-19 03:17:38,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:17:38,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:38,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:38,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:38,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:38,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 574 states and 626 transitions. [2023-11-19 03:17:38,659 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 626 transitions. [2023-11-19 03:17:38,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:17:38,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:38,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:38,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:38,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:38,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:38,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 576 states and 630 transitions. [2023-11-19 03:17:38,800 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 630 transitions. [2023-11-19 03:17:38,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:17:38,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:38,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:38,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:38,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:39,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:39,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 535 states and 584 transitions. [2023-11-19 03:17:39,121 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 584 transitions. [2023-11-19 03:17:39,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:17:39,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:39,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:39,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:39,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:39,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:39,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 532 states and 580 transitions. [2023-11-19 03:17:39,332 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 580 transitions. [2023-11-19 03:17:39,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:17:39,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:39,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:39,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:39,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:39,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:39,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 529 states and 576 transitions. [2023-11-19 03:17:39,587 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 576 transitions. [2023-11-19 03:17:39,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:17:39,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:39,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:39,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:39,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:39,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 526 states and 572 transitions. [2023-11-19 03:17:39,724 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 572 transitions. [2023-11-19 03:17:39,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:17:39,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:39,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:39,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:39,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:39,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:39,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 523 states and 568 transitions. [2023-11-19 03:17:39,896 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 568 transitions. [2023-11-19 03:17:39,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:17:39,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:39,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:39,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:39,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:40,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:40,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 520 states and 564 transitions. [2023-11-19 03:17:40,037 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 564 transitions. [2023-11-19 03:17:40,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:17:40,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:40,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:40,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:40,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:40,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:40,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 517 states and 560 transitions. [2023-11-19 03:17:40,203 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 560 transitions. [2023-11-19 03:17:40,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:17:40,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:40,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:40,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:40,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:40,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 514 states and 556 transitions. [2023-11-19 03:17:40,381 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 556 transitions. [2023-11-19 03:17:40,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:17:40,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:40,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:40,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:40,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:40,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:40,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 513 states and 555 transitions. [2023-11-19 03:17:40,921 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 555 transitions. [2023-11-19 03:17:40,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:17:40,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:40,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:40,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:41,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:42,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:42,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 512 states and 554 transitions. [2023-11-19 03:17:42,214 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 554 transitions. [2023-11-19 03:17:42,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:17:42,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:42,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:42,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:43,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:43,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 512 states and 553 transitions. [2023-11-19 03:17:43,181 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 553 transitions. [2023-11-19 03:17:43,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:17:43,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:43,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:43,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:43,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:43,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:43,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 511 states and 552 transitions. [2023-11-19 03:17:43,240 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 552 transitions. [2023-11-19 03:17:43,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:17:43,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:43,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:43,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:43,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:43,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:43,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 510 states and 551 transitions. [2023-11-19 03:17:43,707 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 551 transitions. [2023-11-19 03:17:43,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:17:43,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:43,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:43,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:43,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:43,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 509 states and 550 transitions. [2023-11-19 03:17:43,772 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 550 transitions. [2023-11-19 03:17:43,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:17:43,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:43,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:43,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:43,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:43,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 508 states and 549 transitions. [2023-11-19 03:17:43,888 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 549 transitions. [2023-11-19 03:17:43,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:17:43,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:43,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:43,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:43,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:44,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:44,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 508 states and 548 transitions. [2023-11-19 03:17:44,218 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 548 transitions. [2023-11-19 03:17:44,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:17:44,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:44,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:44,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:44,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:44,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 508 states and 547 transitions. [2023-11-19 03:17:44,317 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 547 transitions. [2023-11-19 03:17:44,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:17:44,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:44,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:44,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:44,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:44,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 507 states and 546 transitions. [2023-11-19 03:17:44,408 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 546 transitions. [2023-11-19 03:17:44,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:17:44,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:44,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:44,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:44,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:44,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 506 states and 545 transitions. [2023-11-19 03:17:44,538 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 545 transitions. [2023-11-19 03:17:44,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:17:44,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:44,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:44,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:54,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:17:54,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:54,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 506 states and 543 transitions. [2023-11-19 03:17:54,622 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 543 transitions. [2023-11-19 03:17:54,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:17:54,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:54,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:54,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:54,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:56,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:56,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 513 states and 551 transitions. [2023-11-19 03:17:56,526 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 551 transitions. [2023-11-19 03:17:56,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:17:56,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:56,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:56,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:56,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:56,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:56,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 513 states and 550 transitions. [2023-11-19 03:17:56,809 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 550 transitions. [2023-11-19 03:17:56,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:17:56,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:56,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:56,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:57,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:57,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 505 states and 541 transitions. [2023-11-19 03:17:57,024 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 541 transitions. [2023-11-19 03:17:57,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:17:57,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:57,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:57,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:05,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:18:05,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:05,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 504 states and 540 transitions. [2023-11-19 03:18:05,533 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 540 transitions. [2023-11-19 03:18:05,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:18:05,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:05,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:05,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:05,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:05,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:05,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 503 states and 539 transitions. [2023-11-19 03:18:05,647 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 539 transitions. [2023-11-19 03:18:05,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:18:05,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:05,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:05,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:05,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:05,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 502 states and 538 transitions. [2023-11-19 03:18:05,812 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 538 transitions. [2023-11-19 03:18:05,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:18:05,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:05,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:05,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:06,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:06,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 501 states and 537 transitions. [2023-11-19 03:18:06,007 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 537 transitions. [2023-11-19 03:18:06,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:18:06,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:06,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:06,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:06,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:06,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:06,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 500 states and 536 transitions. [2023-11-19 03:18:06,170 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 536 transitions. [2023-11-19 03:18:06,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:18:06,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:06,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:06,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:19,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:18:29,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []