./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/LeeJonesBen-Amram-POPL2001-Ex5.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_f2febcae-c222-4dc7-b8ca-f247fb949fc6/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2febcae-c222-4dc7-b8ca-f247fb949fc6/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2febcae-c222-4dc7-b8ca-f247fb949fc6/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2febcae-c222-4dc7-b8ca-f247fb949fc6/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/LeeJonesBen-Amram-POPL2001-Ex5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2febcae-c222-4dc7-b8ca-f247fb949fc6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2febcae-c222-4dc7-b8ca-f247fb949fc6/bin/ukojak-verify-G8NBE6pJGL --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 64bit --witnessprinter.graph.data.programhash 1ab1611c68b20ff5721c195b0d2c7506cb1678fd2a0003f8a2214f630d652abe --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:06:26,199 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:06:26,325 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2febcae-c222-4dc7-b8ca-f247fb949fc6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 04:06:26,338 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:06:26,339 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:06:26,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:06:26,380 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:06:26,381 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:06:26,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:06:26,383 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:06:26,384 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:06:26,385 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:06:26,385 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:06:26,386 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:06:26,386 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:06:26,387 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:06:26,388 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:06:26,388 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:06:26,388 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:06:26,389 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:06:26,389 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:06:26,392 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:06:26,393 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:06:26,393 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:06:26,394 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:06:26,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:26,395 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:06:26,396 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:06:26,396 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:06:26,397 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:06:26,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:06:26,399 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:06:26,399 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_f2febcae-c222-4dc7-b8ca-f247fb949fc6/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2febcae-c222-4dc7-b8ca-f247fb949fc6/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ab1611c68b20ff5721c195b0d2c7506cb1678fd2a0003f8a2214f630d652abe [2023-11-19 04:06:26,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:06:26,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:06:26,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:06:26,700 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:06:26,701 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:06:26,702 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2febcae-c222-4dc7-b8ca-f247fb949fc6/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-crafted-lit/LeeJonesBen-Amram-POPL2001-Ex5.c [2023-11-19 04:06:29,865 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:06:30,112 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:06:30,113 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2febcae-c222-4dc7-b8ca-f247fb949fc6/sv-benchmarks/c/termination-crafted-lit/LeeJonesBen-Amram-POPL2001-Ex5.c [2023-11-19 04:06:30,122 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2febcae-c222-4dc7-b8ca-f247fb949fc6/bin/ukojak-verify-G8NBE6pJGL/data/97d0a8847/9af6728c9631431cb796e0d5158658b7/FLAGe409c59e8 [2023-11-19 04:06:30,141 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2febcae-c222-4dc7-b8ca-f247fb949fc6/bin/ukojak-verify-G8NBE6pJGL/data/97d0a8847/9af6728c9631431cb796e0d5158658b7 [2023-11-19 04:06:30,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:06:30,149 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:06:30,151 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:30,152 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:06:30,157 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:06:30,158 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:30" (1/1) ... [2023-11-19 04:06:30,159 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2170fc7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:30, skipping insertion in model container [2023-11-19 04:06:30,160 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:30" (1/1) ... [2023-11-19 04:06:30,183 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:06:30,370 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:30,375 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:06:30,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:30,401 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:06:30,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:30 WrapperNode [2023-11-19 04:06:30,401 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:30,403 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:30,403 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:06:30,403 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:06:30,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:30" (1/1) ... [2023-11-19 04:06:30,416 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:30" (1/1) ... [2023-11-19 04:06:30,434 INFO L138 Inliner]: procedures = 5, calls = 5, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2023-11-19 04:06:30,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:30,435 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:06:30,436 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:06:30,436 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:06:30,446 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:30" (1/1) ... [2023-11-19 04:06:30,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:30" (1/1) ... [2023-11-19 04:06:30,447 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:30" (1/1) ... [2023-11-19 04:06:30,448 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:30" (1/1) ... [2023-11-19 04:06:30,450 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:30" (1/1) ... [2023-11-19 04:06:30,453 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:30" (1/1) ... [2023-11-19 04:06:30,454 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:30" (1/1) ... [2023-11-19 04:06:30,455 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:30" (1/1) ... [2023-11-19 04:06:30,457 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:06:30,458 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:06:30,458 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:06:30,458 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:06:30,459 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:30" (1/1) ... [2023-11-19 04:06:30,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:30,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2febcae-c222-4dc7-b8ca-f247fb949fc6/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:06:30,497 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2febcae-c222-4dc7-b8ca-f247fb949fc6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:06:30,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2febcae-c222-4dc7-b8ca-f247fb949fc6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:06:30,551 INFO L130 BoogieDeclarations]: Found specification of procedure f [2023-11-19 04:06:30,551 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2023-11-19 04:06:30,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:06:30,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:06:30,618 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:06:30,620 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:06:30,811 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:06:30,843 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:06:30,843 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:06:30,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:30 BoogieIcfgContainer [2023-11-19 04:06:30,848 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:06:30,849 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:06:30,851 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:06:30,862 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:06:30,863 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:30" (1/1) ... [2023-11-19 04:06:30,874 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:06:30,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:30,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2023-11-19 04:06:30,953 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2023-11-19 04:06:30,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:06:30,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:30,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:31,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:31,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:31,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 34 transitions. [2023-11-19 04:06:31,325 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2023-11-19 04:06:31,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:06:31,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:31,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:31,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:31,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:31,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 41 transitions. [2023-11-19 04:06:31,757 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2023-11-19 04:06:31,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:06:31,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:31,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:31,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:31,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:32,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:32,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 36 states and 49 transitions. [2023-11-19 04:06:32,508 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2023-11-19 04:06:32,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:06:32,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:32,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:32,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:32,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:33,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:33,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 59 transitions. [2023-11-19 04:06:33,560 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 59 transitions. [2023-11-19 04:06:33,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:06:33,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:33,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:33,713 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:34,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:34,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 70 transitions. [2023-11-19 04:06:34,062 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2023-11-19 04:06:34,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:06:34,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:34,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:34,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:34,155 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:34,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:34,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 73 transitions. [2023-11-19 04:06:34,535 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 73 transitions. [2023-11-19 04:06:34,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:06:34,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:34,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:34,583 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:34,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:34,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 53 states and 79 transitions. [2023-11-19 04:06:34,949 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2023-11-19 04:06:34,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:06:34,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:34,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:35,015 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:35,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:35,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 55 states and 81 transitions. [2023-11-19 04:06:35,084 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2023-11-19 04:06:35,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:06:35,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:35,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:35,153 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:35,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:35,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 59 states and 85 transitions. [2023-11-19 04:06:35,589 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 85 transitions. [2023-11-19 04:06:35,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:06:35,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:35,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:35,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:35,663 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:35,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:35,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 62 states and 90 transitions. [2023-11-19 04:06:35,811 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2023-11-19 04:06:35,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:06:35,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:35,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:35,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:35,947 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:36,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:36,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 63 states and 92 transitions. [2023-11-19 04:06:36,082 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2023-11-19 04:06:36,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:06:36,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:36,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:36,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:36,315 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:36,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:36,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 94 transitions. [2023-11-19 04:06:36,812 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2023-11-19 04:06:36,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:06:36,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:36,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:36,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:37,114 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:38,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:38,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 108 transitions. [2023-11-19 04:06:38,532 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2023-11-19 04:06:38,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:06:38,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:38,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:38,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:38,594 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:39,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:39,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 81 states and 118 transitions. [2023-11-19 04:06:39,464 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 118 transitions. [2023-11-19 04:06:39,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:06:39,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:39,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:39,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:39,559 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:40,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:40,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 84 states and 121 transitions. [2023-11-19 04:06:40,136 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2023-11-19 04:06:40,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:06:40,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:40,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:40,406 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 13 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:41,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:41,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 90 states and 130 transitions. [2023-11-19 04:06:41,370 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 130 transitions. [2023-11-19 04:06:41,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:06:41,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:41,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:41,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:41,671 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:43,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:43,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 100 states and 153 transitions. [2023-11-19 04:06:43,794 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 153 transitions. [2023-11-19 04:06:43,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:06:43,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:43,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:43,853 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:44,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:44,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 103 states and 155 transitions. [2023-11-19 04:06:44,457 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 155 transitions. [2023-11-19 04:06:44,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:06:44,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:44,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:44,508 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:45,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:45,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 106 states and 158 transitions. [2023-11-19 04:06:45,132 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 158 transitions. [2023-11-19 04:06:45,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:06:45,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:45,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:45,185 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:45,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:45,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 108 states and 160 transitions. [2023-11-19 04:06:45,250 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 160 transitions. [2023-11-19 04:06:45,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:06:45,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:45,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:45,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:45,515 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:45,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:45,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 109 states and 160 transitions. [2023-11-19 04:06:45,709 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 160 transitions. [2023-11-19 04:06:45,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:06:45,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:45,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:45,996 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:47,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:47,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 119 states and 172 transitions. [2023-11-19 04:06:47,837 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 172 transitions. [2023-11-19 04:06:47,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:06:47,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:47,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:48,171 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 20 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:48,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:48,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 122 states and 174 transitions. [2023-11-19 04:06:48,747 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 174 transitions. [2023-11-19 04:06:48,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:06:48,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:48,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:48,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:48,809 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 15 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:49,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:49,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 128 states and 180 transitions. [2023-11-19 04:06:49,709 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 180 transitions. [2023-11-19 04:06:49,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:06:49,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:49,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:49,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:49,793 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:49,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:49,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 130 states and 182 transitions. [2023-11-19 04:06:49,854 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 182 transitions. [2023-11-19 04:06:49,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:06:49,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:49,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:49,962 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:50,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:50,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 132 states and 184 transitions. [2023-11-19 04:06:50,016 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 184 transitions. [2023-11-19 04:06:50,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:06:50,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:50,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:50,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:50,113 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:50,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:50,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 133 states and 184 transitions. [2023-11-19 04:06:50,361 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 184 transitions. [2023-11-19 04:06:50,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:06:50,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:50,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:50,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:50,923 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 18 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:53,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:53,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 145 states and 211 transitions. [2023-11-19 04:06:53,848 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 211 transitions. [2023-11-19 04:06:53,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:06:53,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:53,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:53,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:53,980 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 18 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:54,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:54,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 148 states and 214 transitions. [2023-11-19 04:06:54,822 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 214 transitions. [2023-11-19 04:06:54,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:06:54,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:54,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:54,903 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 18 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:55,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:55,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 151 states and 216 transitions. [2023-11-19 04:06:55,815 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 216 transitions. [2023-11-19 04:06:55,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:06:55,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:55,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:55,909 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:56,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:56,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 157 states and 225 transitions. [2023-11-19 04:06:56,735 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 225 transitions. [2023-11-19 04:06:56,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:06:56,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:56,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:57,443 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 34 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:00,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:00,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 166 states and 237 transitions. [2023-11-19 04:07:00,071 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 237 transitions. [2023-11-19 04:07:00,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:07:00,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:00,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:00,153 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 34 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:00,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:00,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 169 states and 239 transitions. [2023-11-19 04:07:00,775 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 239 transitions. [2023-11-19 04:07:00,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:07:00,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:00,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:00,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:01,418 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 41 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:02,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:02,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 172 states and 243 transitions. [2023-11-19 04:07:02,644 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 243 transitions. [2023-11-19 04:07:02,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:07:02,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:02,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:02,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:02,788 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 21 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:04,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:04,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 178 states and 249 transitions. [2023-11-19 04:07:04,455 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 249 transitions. [2023-11-19 04:07:04,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:07:04,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:04,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:05,133 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 41 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:06,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:06,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 181 states and 251 transitions. [2023-11-19 04:07:06,154 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2023-11-19 04:07:06,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:07:06,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:06,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:06,247 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:07,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:07,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 187 states and 257 transitions. [2023-11-19 04:07:07,283 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 257 transitions. [2023-11-19 04:07:07,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:07:07,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:07,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:07,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:07,372 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:07,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:07,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 189 states and 259 transitions. [2023-11-19 04:07:07,438 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 259 transitions. [2023-11-19 04:07:07,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:07:07,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:07,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:07,530 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:08,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:08,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 190 states and 259 transitions. [2023-11-19 04:07:08,058 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 259 transitions. [2023-11-19 04:07:08,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:07:08,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:08,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:08,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:08,826 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 24 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:12,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:12,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 202 states and 287 transitions. [2023-11-19 04:07:12,639 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 287 transitions. [2023-11-19 04:07:12,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:07:12,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:12,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:12,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:12,742 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 24 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:13,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:13,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 205 states and 290 transitions. [2023-11-19 04:07:13,803 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 290 transitions. [2023-11-19 04:07:13,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:07:13,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:13,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:13,902 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 24 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:14,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:14,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 208 states and 293 transitions. [2023-11-19 04:07:14,987 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 293 transitions. [2023-11-19 04:07:14,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:07:14,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:14,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:14,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:15,081 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:16,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:16,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 214 states and 302 transitions. [2023-11-19 04:07:16,163 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 302 transitions. [2023-11-19 04:07:16,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:07:16,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:16,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:16,846 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 69 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.