./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/gcd_4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_7fc461c2-cb3a-479e-b9d5-580b1a77822c/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fc461c2-cb3a-479e-b9d5-580b1a77822c/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fc461c2-cb3a-479e-b9d5-580b1a77822c/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fc461c2-cb3a-479e-b9d5-580b1a77822c/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/gcd_4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fc461c2-cb3a-479e-b9d5-580b1a77822c/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fc461c2-cb3a-479e-b9d5-580b1a77822c/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 679f2fe8d678884423b2dff47bf2c3c7ede0374b3a8bb68f9a9e8a332d8776ef --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:05:36,272 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:05:36,415 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fc461c2-cb3a-479e-b9d5-580b1a77822c/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:05:36,422 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:05:36,423 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:05:36,461 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:05:36,462 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:05:36,462 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:05:36,464 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:05:36,469 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:05:36,469 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:05:36,470 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:05:36,470 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:05:36,472 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:05:36,472 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:05:36,473 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:05:36,473 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:05:36,474 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:05:36,474 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:05:36,475 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:05:36,475 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:05:36,476 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:05:36,476 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:05:36,477 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:05:36,477 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:05:36,477 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:05:36,478 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:05:36,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:36,479 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:05:36,480 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:05:36,481 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:05:36,481 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:05:36,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:05:36,482 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:05:36,482 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_7fc461c2-cb3a-479e-b9d5-580b1a77822c/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fc461c2-cb3a-479e-b9d5-580b1a77822c/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 679f2fe8d678884423b2dff47bf2c3c7ede0374b3a8bb68f9a9e8a332d8776ef [2023-11-12 00:05:36,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:05:36,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:05:36,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:05:36,890 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:05:36,891 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:05:36,892 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fc461c2-cb3a-479e-b9d5-580b1a77822c/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/bitvector/gcd_4.c [2023-11-12 00:05:40,123 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:05:40,365 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:05:40,366 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fc461c2-cb3a-479e-b9d5-580b1a77822c/sv-benchmarks/c/bitvector/gcd_4.c [2023-11-12 00:05:40,376 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fc461c2-cb3a-479e-b9d5-580b1a77822c/bin/ukojak-verify-0OAaufAVZV/data/05021f78a/291706ed0c224d60bbb0104d2b396d69/FLAGc489514ec [2023-11-12 00:05:40,396 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fc461c2-cb3a-479e-b9d5-580b1a77822c/bin/ukojak-verify-0OAaufAVZV/data/05021f78a/291706ed0c224d60bbb0104d2b396d69 [2023-11-12 00:05:40,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:05:40,405 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:05:40,409 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:40,409 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:05:40,414 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:05:40,416 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:40" (1/1) ... [2023-11-12 00:05:40,418 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31685fdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:40, skipping insertion in model container [2023-11-12 00:05:40,418 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:40" (1/1) ... [2023-11-12 00:05:40,446 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:05:40,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:40,678 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:05:40,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:40,728 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:05:40,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:40 WrapperNode [2023-11-12 00:05:40,729 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:40,731 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:40,731 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:05:40,731 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:05:40,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:40" (1/1) ... [2023-11-12 00:05:40,748 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:40" (1/1) ... [2023-11-12 00:05:40,776 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2023-11-12 00:05:40,776 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:40,778 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:05:40,778 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:05:40,779 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:05:40,789 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:40" (1/1) ... [2023-11-12 00:05:40,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:40" (1/1) ... [2023-11-12 00:05:40,801 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:40" (1/1) ... [2023-11-12 00:05:40,802 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:40" (1/1) ... [2023-11-12 00:05:40,816 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:40" (1/1) ... [2023-11-12 00:05:40,819 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:40" (1/1) ... [2023-11-12 00:05:40,820 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:40" (1/1) ... [2023-11-12 00:05:40,822 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:40" (1/1) ... [2023-11-12 00:05:40,824 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:05:40,829 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:05:40,829 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:05:40,830 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:05:40,830 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:40" (1/1) ... [2023-11-12 00:05:40,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:40,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fc461c2-cb3a-479e-b9d5-580b1a77822c/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:05:40,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fc461c2-cb3a-479e-b9d5-580b1a77822c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:05:40,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fc461c2-cb3a-479e-b9d5-580b1a77822c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:05:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:05:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:05:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:05:40,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:05:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:05:40,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:05:41,069 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:05:41,072 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:41,249 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:41,283 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:41,291 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:05:41,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:41 BoogieIcfgContainer [2023-11-12 00:05:41,295 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:05:41,296 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:05:41,296 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:05:41,306 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:05:41,306 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:41" (1/1) ... [2023-11-12 00:05:41,315 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:05:41,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:41,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2023-11-12 00:05:41,370 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2023-11-12 00:05:41,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-12 00:05:41,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:41,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:41,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:41,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:41,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2023-11-12 00:05:41,687 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2023-11-12 00:05:41,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:05:41,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:41,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:41,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:41,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:41,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:41,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2023-11-12 00:05:41,886 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2023-11-12 00:05:41,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:05:41,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:41,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:41,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:41,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:42,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:42,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-12 00:05:42,010 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-12 00:05:42,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:05:42,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:42,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:42,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:42,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:42,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2023-11-12 00:05:42,072 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2023-11-12 00:05:42,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:05:42,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:42,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:42,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:42,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:42,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2023-11-12 00:05:42,460 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2023-11-12 00:05:42,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:05:42,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:42,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:42,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:42,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:43,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:43,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 42 transitions. [2023-11-12 00:05:43,102 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2023-11-12 00:05:43,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 00:05:43,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:43,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:43,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:43,320 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:43,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:43,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 32 states and 53 transitions. [2023-11-12 00:05:43,804 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 53 transitions. [2023-11-12 00:05:43,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 00:05:43,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:43,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:43,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:44,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:44,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 72 transitions. [2023-11-12 00:05:44,695 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2023-11-12 00:05:44,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 00:05:44,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:44,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:44,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:44,771 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:45,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:45,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 44 states and 79 transitions. [2023-11-12 00:05:45,320 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 79 transitions. [2023-11-12 00:05:45,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 00:05:45,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:45,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:45,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:45,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:45,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:45,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 46 states and 82 transitions. [2023-11-12 00:05:45,727 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 82 transitions. [2023-11-12 00:05:45,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:05:45,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:45,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:45,853 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:46,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:46,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 48 states and 88 transitions. [2023-11-12 00:05:46,377 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 88 transitions. [2023-11-12 00:05:46,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:05:46,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:46,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:46,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:46,615 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:47,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:47,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 50 states and 90 transitions. [2023-11-12 00:05:47,112 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 90 transitions. [2023-11-12 00:05:47,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:05:47,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:47,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:47,167 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:47,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:47,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 52 states and 96 transitions. [2023-11-12 00:05:47,458 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2023-11-12 00:05:47,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:05:47,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:47,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:47,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:47,720 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:48,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:48,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 60 states and 114 transitions. [2023-11-12 00:05:48,551 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 114 transitions. [2023-11-12 00:05:48,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:05:48,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:48,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:48,806 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:49,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:49,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 64 states and 121 transitions. [2023-11-12 00:05:49,886 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 121 transitions. [2023-11-12 00:05:49,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:05:49,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:49,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:49,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:49,934 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:50,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:50,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 66 states and 123 transitions. [2023-11-12 00:05:50,391 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 123 transitions. [2023-11-12 00:05:50,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:05:50,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:50,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:50,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:50,440 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:50,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:50,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 66 states and 122 transitions. [2023-11-12 00:05:50,779 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 122 transitions. [2023-11-12 00:05:50,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:05:50,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:50,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:50,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:51,020 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:52,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:52,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 74 states and 140 transitions. [2023-11-12 00:05:52,599 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 140 transitions. [2023-11-12 00:05:52,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:05:52,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:52,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:52,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:52,992 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 20 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:05:53,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:53,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 78 states and 149 transitions. [2023-11-12 00:05:53,918 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 149 transitions. [2023-11-12 00:05:53,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:05:53,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:53,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:53,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:54,382 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:57,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:57,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 90 states and 173 transitions. [2023-11-12 00:05:57,670 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 173 transitions. [2023-11-12 00:05:57,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:05:57,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:57,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:57,725 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 20 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:05:58,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:58,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 92 states and 175 transitions. [2023-11-12 00:05:58,188 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 175 transitions. [2023-11-12 00:05:58,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:05:58,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:58,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:58,256 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:58,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:58,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 96 states and 182 transitions. [2023-11-12 00:05:58,985 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 182 transitions. [2023-11-12 00:05:58,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-12 00:05:58,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:58,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:58,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:59,041 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 18 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:05:59,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:59,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 100 states and 189 transitions. [2023-11-12 00:05:59,824 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 189 transitions. [2023-11-12 00:05:59,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-12 00:05:59,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:59,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:00,433 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:02,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:02,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 106 states and 206 transitions. [2023-11-12 00:06:02,882 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 206 transitions. [2023-11-12 00:06:02,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-12 00:06:02,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:02,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:03,639 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:06,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:06,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 114 states and 229 transitions. [2023-11-12 00:06:06,398 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 229 transitions. [2023-11-12 00:06:06,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-12 00:06:06,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:06,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:06,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:06,556 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-12 00:06:07,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:07,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 116 states and 234 transitions. [2023-11-12 00:06:07,307 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 234 transitions. [2023-11-12 00:06:07,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-12 00:06:07,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:07,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:07,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:07,353 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-12 00:06:09,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:09,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 126 states and 251 transitions. [2023-11-12 00:06:09,549 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 251 transitions. [2023-11-12 00:06:09,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-12 00:06:09,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:09,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:10,543 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:13,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:13,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 130 states and 258 transitions. [2023-11-12 00:06:13,201 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 258 transitions. [2023-11-12 00:06:13,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-12 00:06:13,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:13,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:13,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:14,004 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 44 proven. 32 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:06:15,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:15,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 134 states and 263 transitions. [2023-11-12 00:06:15,554 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 263 transitions. [2023-11-12 00:06:15,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-12 00:06:15,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:15,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:16,350 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 28 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:06:17,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:17,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 136 states and 265 transitions. [2023-11-12 00:06:17,794 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 265 transitions. [2023-11-12 00:06:17,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-12 00:06:17,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:17,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:18,025 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:06:19,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:19,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 140 states and 271 transitions. [2023-11-12 00:06:19,053 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 271 transitions. [2023-11-12 00:06:19,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-12 00:06:19,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:19,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:19,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:19,760 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:22,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:22,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 144 states and 282 transitions. [2023-11-12 00:06:22,105 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 282 transitions. [2023-11-12 00:06:22,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-12 00:06:22,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:22,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:22,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:22,821 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 50 proven. 26 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:06:24,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:24,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 146 states and 285 transitions. [2023-11-12 00:06:24,006 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 285 transitions. [2023-11-12 00:06:24,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-12 00:06:24,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:24,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:24,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:24,246 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-12 00:06:27,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:27,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 154 states and 300 transitions. [2023-11-12 00:06:27,030 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 300 transitions. [2023-11-12 00:06:27,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-12 00:06:27,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:27,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:27,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:27,528 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-12 00:06:29,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:29,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 158 states and 309 transitions. [2023-11-12 00:06:29,800 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 309 transitions. [2023-11-12 00:06:29,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-12 00:06:29,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:29,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:30,767 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 48 proven. 56 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.