./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/cstrcspn_malloc.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_b84670d8-b122-4a5e-a4e2-199273529e04/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84670d8-b122-4a5e-a4e2-199273529e04/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_b84670d8-b122-4a5e-a4e2-199273529e04/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84670d8-b122-4a5e-a4e2-199273529e04/bin/ukojak-verify-1t5iHCbJaC/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/cstrcspn_malloc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84670d8-b122-4a5e-a4e2-199273529e04/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84670d8-b122-4a5e-a4e2-199273529e04/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 64bit --witnessprinter.graph.data.programhash dea536aba24bbbd149deffc3b8406a97f6fac760a5b2f50471455440f523d7fc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:12:42,127 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:12:42,275 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84670d8-b122-4a5e-a4e2-199273529e04/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-23 20:12:42,283 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:12:42,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:12:42,336 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:12:42,338 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:12:42,339 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:12:42,340 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:12:42,345 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:12:42,346 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:12:42,346 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:12:42,347 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:12:42,349 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:12:42,349 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:12:42,350 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:12:42,350 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:12:42,351 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:12:42,351 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:12:42,352 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:12:42,352 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:12:42,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:42,354 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:12:42,354 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:12:42,355 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:12:42,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:12:42,362 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_b84670d8-b122-4a5e-a4e2-199273529e04/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84670d8-b122-4a5e-a4e2-199273529e04/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dea536aba24bbbd149deffc3b8406a97f6fac760a5b2f50471455440f523d7fc [2023-11-23 20:12:42,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:12:42,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:12:42,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:12:42,714 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:12:42,714 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:12:42,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84670d8-b122-4a5e-a4e2-199273529e04/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/termination-15/cstrcspn_malloc.i [2023-11-23 20:12:46,047 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:12:46,340 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:12:46,341 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84670d8-b122-4a5e-a4e2-199273529e04/sv-benchmarks/c/termination-15/cstrcspn_malloc.i [2023-11-23 20:12:46,357 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84670d8-b122-4a5e-a4e2-199273529e04/bin/ukojak-verify-1t5iHCbJaC/data/ce292931c/cf4659c5748b4edfaf0a76c1a1f59cba/FLAG2bcc343a2 [2023-11-23 20:12:46,375 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84670d8-b122-4a5e-a4e2-199273529e04/bin/ukojak-verify-1t5iHCbJaC/data/ce292931c/cf4659c5748b4edfaf0a76c1a1f59cba [2023-11-23 20:12:46,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:12:46,383 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:12:46,387 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:46,388 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:12:46,393 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:12:46,394 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,395 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e9037b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46, skipping insertion in model container [2023-11-23 20:12:46,395 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,454 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:12:46,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:46,833 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:12:46,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:46,925 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:12:46,925 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46 WrapperNode [2023-11-23 20:12:46,926 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:46,927 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:46,927 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:12:46,927 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:12:46,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,950 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,976 INFO L138 Inliner]: procedures = 152, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2023-11-23 20:12:46,977 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:46,978 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:12:46,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:12:46,978 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:12:46,989 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,992 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,992 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:47,001 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:47,005 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:47,007 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:47,008 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:47,011 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:12:47,012 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:12:47,012 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:12:47,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:12:47,014 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:47,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:47,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84670d8-b122-4a5e-a4e2-199273529e04/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:12:47,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84670d8-b122-4a5e-a4e2-199273529e04/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:12:47,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84670d8-b122-4a5e-a4e2-199273529e04/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:12:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:12:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:12:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:12:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:12:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:12:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:12:47,259 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:12:47,261 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:12:47,572 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:12:47,641 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:12:47,641 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:12:47,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:47 BoogieIcfgContainer [2023-11-23 20:12:47,643 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:12:47,645 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:12:47,645 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:12:47,658 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:12:47,658 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:47" (1/1) ... [2023-11-23 20:12:47,670 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:12:47,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:47,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 43 states and 48 transitions. [2023-11-23 20:12:47,733 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2023-11-23 20:12:47,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-23 20:12:47,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:47,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:47,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:48,070 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 20:12:48,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:48,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2023-11-23 20:12:48,108 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2023-11-23 20:12:48,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-23 20:12:48,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:48,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:48,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:48,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:48,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:48,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 41 states and 46 transitions. [2023-11-23 20:12:48,750 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2023-11-23 20:12:48,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:12:48,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:48,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:48,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:49,018 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 20:12:49,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:49,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 40 states and 45 transitions. [2023-11-23 20:12:49,285 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2023-11-23 20:12:49,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:12:49,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:49,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:49,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:49,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:50,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:50,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 39 states and 44 transitions. [2023-11-23 20:12:50,160 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2023-11-23 20:12:50,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:12:50,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:50,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:50,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:50,260 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 20:12:50,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:50,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 40 states and 45 transitions. [2023-11-23 20:12:50,518 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2023-11-23 20:12:50,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:12:50,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:50,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:50,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:50,797 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 20:12:51,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 41 states and 47 transitions. [2023-11-23 20:12:51,432 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2023-11-23 20:12:51,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:12:51,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,464 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 20:12:51,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2023-11-23 20:12:51,489 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2023-11-23 20:12:51,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:12:51,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,604 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 20:12:51,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 42 states and 49 transitions. [2023-11-23 20:12:51,670 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2023-11-23 20:12:51,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:12:51,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,853 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 20:12:52,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:52,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 46 states and 56 transitions. [2023-11-23 20:12:52,411 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 56 transitions. [2023-11-23 20:12:52,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:12:52,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:52,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:52,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:52,798 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 20:12:55,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:55,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 50 states and 63 transitions. [2023-11-23 20:12:55,019 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2023-11-23 20:12:55,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:12:55,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:55,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:55,076 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 20:12:55,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:55,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 55 states and 73 transitions. [2023-11-23 20:12:55,483 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2023-11-23 20:12:55,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:12:55,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:55,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:55,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:55,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:55,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2023-11-23 20:12:55,556 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2023-11-23 20:12:55,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:12:55,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:55,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:55,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:55,593 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 20:12:55,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:55,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2023-11-23 20:12:55,620 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2023-11-23 20:12:55,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:12:55,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:55,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:55,740 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 20:12:57,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:57,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 59 states and 82 transitions. [2023-11-23 20:12:57,587 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2023-11-23 20:12:57,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:12:57,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:57,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:57,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:57,619 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 20:12:57,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:57,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 80 transitions. [2023-11-23 20:12:57,646 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2023-11-23 20:12:57,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:12:57,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:57,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:57,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:57,687 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 20:12:57,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:57,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 57 states and 79 transitions. [2023-11-23 20:12:57,717 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2023-11-23 20:12:57,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:12:57,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:57,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:57,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:57,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:58,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:58,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 80 transitions. [2023-11-23 20:12:58,234 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2023-11-23 20:12:58,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:12:58,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:58,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:58,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:58,280 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 20:12:59,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:59,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2023-11-23 20:12:59,230 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2023-11-23 20:12:59,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:12:59,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:59,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:00,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:04,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:04,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 72 states and 108 transitions. [2023-11-23 20:13:04,136 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2023-11-23 20:13:04,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:13:04,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:04,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:04,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:04,171 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 20:13:05,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:05,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 80 states and 123 transitions. [2023-11-23 20:13:05,871 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 123 transitions. [2023-11-23 20:13:05,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:13:05,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:05,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:05,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:07,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:07,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 83 states and 133 transitions. [2023-11-23 20:13:07,640 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 133 transitions. [2023-11-23 20:13:07,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:13:07,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:07,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:08,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:15,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:15,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 92 states and 156 transitions. [2023-11-23 20:13:15,973 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 156 transitions. [2023-11-23 20:13:15,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:13:15,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:15,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:16,163 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 20:13:22,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:22,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 101 states and 174 transitions. [2023-11-23 20:13:22,034 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 174 transitions. [2023-11-23 20:13:22,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:13:22,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:22,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:22,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:22,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:22,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:22,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 102 states and 176 transitions. [2023-11-23 20:13:22,970 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 176 transitions. [2023-11-23 20:13:22,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:13:22,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:22,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:22,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:23,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:23,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:23,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 102 states and 175 transitions. [2023-11-23 20:13:23,614 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 175 transitions. [2023-11-23 20:13:23,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:13:23,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:23,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:23,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:23,656 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 20:13:26,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:26,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 108 states and 185 transitions. [2023-11-23 20:13:26,665 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 185 transitions. [2023-11-23 20:13:26,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:13:26,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:26,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:27,136 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 20:13:35,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:35,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 118 states and 205 transitions. [2023-11-23 20:13:35,139 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 205 transitions. [2023-11-23 20:13:35,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:13:35,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:35,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:35,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:35,178 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 20:13:35,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:35,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 119 states and 206 transitions. [2023-11-23 20:13:35,853 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 206 transitions. [2023-11-23 20:13:35,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:13:35,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:35,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:35,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:35,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.