./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-random2d.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab37e946-473a-4594-ba74-f525d570de42/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab37e946-473a-4594-ba74-f525d570de42/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab37e946-473a-4594-ba74-f525d570de42/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab37e946-473a-4594-ba74-f525d570de42/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-random2d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab37e946-473a-4594-ba74-f525d570de42/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab37e946-473a-4594-ba74-f525d570de42/bin/ukojak-verify-1t5iHCbJaC --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 1978406b317087fc6936fcfda9d4ee773e4c87c61c4595e0ff4751e61b0b216a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 19:56:17,924 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 19:56:18,033 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab37e946-473a-4594-ba74-f525d570de42/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 19:56:18,046 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 19:56:18,047 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 19:56:18,075 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 19:56:18,076 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 19:56:18,077 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 19:56:18,077 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 19:56:18,078 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 19:56:18,079 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 19:56:18,079 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 19:56:18,080 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 19:56:18,080 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 19:56:18,081 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 19:56:18,082 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 19:56:18,082 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 19:56:18,083 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 19:56:18,083 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 19:56:18,084 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 19:56:18,085 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 19:56:18,086 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 19:56:18,086 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 19:56:18,087 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 19:56:18,087 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 19:56:18,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:56:18,088 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 19:56:18,089 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 19:56:18,090 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 19:56:18,090 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 19:56:18,091 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 19:56:18,091 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 19:56:18,091 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_ab37e946-473a-4594-ba74-f525d570de42/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab37e946-473a-4594-ba74-f525d570de42/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1978406b317087fc6936fcfda9d4ee773e4c87c61c4595e0ff4751e61b0b216a [2023-11-23 19:56:18,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 19:56:18,394 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 19:56:18,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 19:56:18,399 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 19:56:18,399 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 19:56:18,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab37e946-473a-4594-ba74-f525d570de42/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-random2d.c [2023-11-23 19:56:21,409 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 19:56:21,607 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 19:56:21,608 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab37e946-473a-4594-ba74-f525d570de42/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-random2d.c [2023-11-23 19:56:21,619 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab37e946-473a-4594-ba74-f525d570de42/bin/ukojak-verify-1t5iHCbJaC/data/fc8593ba5/f017831f10464e6b8298c6dc65b9a6e0/FLAG8febfd793 [2023-11-23 19:56:21,638 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab37e946-473a-4594-ba74-f525d570de42/bin/ukojak-verify-1t5iHCbJaC/data/fc8593ba5/f017831f10464e6b8298c6dc65b9a6e0 [2023-11-23 19:56:21,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 19:56:21,646 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 19:56:21,648 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 19:56:21,648 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 19:56:21,653 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 19:56:21,657 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:56:21" (1/1) ... [2023-11-23 19:56:21,658 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18fbf37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:21, skipping insertion in model container [2023-11-23 19:56:21,659 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:56:21" (1/1) ... [2023-11-23 19:56:21,683 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 19:56:21,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:56:21,851 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 19:56:21,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:56:21,879 INFO L206 MainTranslator]: Completed translation [2023-11-23 19:56:21,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:21 WrapperNode [2023-11-23 19:56:21,880 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 19:56:21,881 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 19:56:21,881 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 19:56:21,881 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 19:56:21,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:21" (1/1) ... [2023-11-23 19:56:21,894 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:21" (1/1) ... [2023-11-23 19:56:21,914 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2023-11-23 19:56:21,915 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 19:56:21,915 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 19:56:21,916 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 19:56:21,916 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 19:56:21,926 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:21" (1/1) ... [2023-11-23 19:56:21,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:21" (1/1) ... [2023-11-23 19:56:21,928 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:21" (1/1) ... [2023-11-23 19:56:21,929 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:21" (1/1) ... [2023-11-23 19:56:21,937 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:21" (1/1) ... [2023-11-23 19:56:21,942 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:21" (1/1) ... [2023-11-23 19:56:21,943 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:21" (1/1) ... [2023-11-23 19:56:21,944 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:21" (1/1) ... [2023-11-23 19:56:21,945 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 19:56:21,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 19:56:21,946 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 19:56:21,947 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 19:56:21,947 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:21" (1/1) ... [2023-11-23 19:56:21,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:56:21,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab37e946-473a-4594-ba74-f525d570de42/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 19:56:21,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab37e946-473a-4594-ba74-f525d570de42/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 19:56:21,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab37e946-473a-4594-ba74-f525d570de42/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 19:56:22,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 19:56:22,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 19:56:22,085 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 19:56:22,088 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 19:56:22,209 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 19:56:22,235 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 19:56:22,235 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 19:56:22,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:56:22 BoogieIcfgContainer [2023-11-23 19:56:22,237 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 19:56:22,238 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 19:56:22,238 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 19:56:22,249 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 19:56:22,249 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:56:22" (1/1) ... [2023-11-23 19:56:22,259 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 19:56:22,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:22,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2023-11-23 19:56:22,316 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2023-11-23 19:56:22,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 19:56:22,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:22,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:22,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:22,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:22,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:22,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2023-11-23 19:56:22,509 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2023-11-23 19:56:22,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 19:56:22,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:22,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:22,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:22,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:22,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:22,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 52 transitions. [2023-11-23 19:56:22,637 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2023-11-23 19:56:22,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 19:56:22,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:22,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:22,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:22,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:22,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 39 states and 70 transitions. [2023-11-23 19:56:22,878 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 70 transitions. [2023-11-23 19:56:22,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 19:56:22,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:22,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:22,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:23,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:23,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:23,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 41 states and 72 transitions. [2023-11-23 19:56:23,118 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 72 transitions. [2023-11-23 19:56:23,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 19:56:23,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:23,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:23,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:23,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:23,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:23,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 48 states and 92 transitions. [2023-11-23 19:56:23,501 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 92 transitions. [2023-11-23 19:56:23,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 19:56:23,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:23,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:23,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:23,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:23,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 50 states and 95 transitions. [2023-11-23 19:56:23,594 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 95 transitions. [2023-11-23 19:56:23,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 19:56:23,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:23,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:23,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:23,677 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:23,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:23,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 54 states and 111 transitions. [2023-11-23 19:56:23,854 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 111 transitions. [2023-11-23 19:56:23,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 19:56:23,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:23,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:23,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:23,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:24,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:24,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 62 states and 134 transitions. [2023-11-23 19:56:24,424 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 134 transitions. [2023-11-23 19:56:24,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 19:56:24,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:24,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:24,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:24,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:24,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:24,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 65 states and 141 transitions. [2023-11-23 19:56:24,517 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 141 transitions. [2023-11-23 19:56:24,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 19:56:24,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:24,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:24,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:24,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:24,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 68 states and 146 transitions. [2023-11-23 19:56:24,800 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 146 transitions. [2023-11-23 19:56:24,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 19:56:24,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:24,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:24,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:25,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:25,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 77 states and 175 transitions. [2023-11-23 19:56:25,508 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 175 transitions. [2023-11-23 19:56:25,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 19:56:25,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:25,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:25,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:25,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:25,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 79 states and 182 transitions. [2023-11-23 19:56:25,567 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 182 transitions. [2023-11-23 19:56:25,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 19:56:25,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:25,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:25,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:25,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:25,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:25,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 82 states and 188 transitions. [2023-11-23 19:56:25,820 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 188 transitions. [2023-11-23 19:56:25,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 19:56:25,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:25,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:25,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:25,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:25,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:25,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 85 states and 200 transitions. [2023-11-23 19:56:25,876 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 200 transitions. [2023-11-23 19:56:25,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 19:56:25,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:25,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:25,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:26,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:26,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:26,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 88 states and 206 transitions. [2023-11-23 19:56:26,993 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 206 transitions. [2023-11-23 19:56:26,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 19:56:26,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:26,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:26,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:27,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:27,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:27,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 91 states and 212 transitions. [2023-11-23 19:56:27,251 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 212 transitions. [2023-11-23 19:56:27,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 19:56:27,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:27,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:27,274 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:56:27,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:27,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 94 states and 223 transitions. [2023-11-23 19:56:27,477 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 223 transitions. [2023-11-23 19:56:27,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 19:56:27,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:27,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:27,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:28,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:28,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 97 states and 229 transitions. [2023-11-23 19:56:28,001 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 229 transitions. [2023-11-23 19:56:28,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 19:56:28,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:28,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:28,019 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:28,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:28,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 100 states and 235 transitions. [2023-11-23 19:56:28,259 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 235 transitions. [2023-11-23 19:56:28,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 19:56:28,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:28,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:28,274 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:56:28,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:28,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 103 states and 247 transitions. [2023-11-23 19:56:28,405 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 247 transitions. [2023-11-23 19:56:28,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 19:56:28,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:28,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:28,521 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:56:29,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:29,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 114 states and 298 transitions. [2023-11-23 19:56:29,766 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 298 transitions. [2023-11-23 19:56:29,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 19:56:29,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:29,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:29,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:29,783 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:30,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:30,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 117 states and 304 transitions. [2023-11-23 19:56:30,419 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 304 transitions. [2023-11-23 19:56:30,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 19:56:30,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:30,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:30,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:30,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:30,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 120 states and 307 transitions. [2023-11-23 19:56:30,680 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 307 transitions. [2023-11-23 19:56:30,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 19:56:30,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:30,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:30,709 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:56:31,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:31,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 124 states and 317 transitions. [2023-11-23 19:56:31,162 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 317 transitions. [2023-11-23 19:56:31,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 19:56:31,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:31,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:31,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:31,193 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:31,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:31,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 125 states and 317 transitions. [2023-11-23 19:56:31,239 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 317 transitions. [2023-11-23 19:56:31,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 19:56:31,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:31,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:31,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:31,270 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:31,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:31,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 128 states and 320 transitions. [2023-11-23 19:56:31,516 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 320 transitions. [2023-11-23 19:56:31,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 19:56:31,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:31,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:31,531 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:56:31,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:31,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 132 states and 331 transitions. [2023-11-23 19:56:31,950 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 331 transitions. [2023-11-23 19:56:31,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 19:56:31,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:31,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:32,034 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:32,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:32,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 139 states and 360 transitions. [2023-11-23 19:56:32,623 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 360 transitions. [2023-11-23 19:56:32,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 19:56:32,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:32,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:32,643 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:56:33,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:33,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 146 states and 382 transitions. [2023-11-23 19:56:33,400 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 382 transitions. [2023-11-23 19:56:33,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 19:56:33,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:33,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:33,490 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:33,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:33,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 153 states and 409 transitions. [2023-11-23 19:56:33,945 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 409 transitions. [2023-11-23 19:56:33,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 19:56:33,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:33,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:34,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:56:34,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:34,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 156 states and 430 transitions. [2023-11-23 19:56:34,575 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 430 transitions. [2023-11-23 19:56:34,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 19:56:34,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:34,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:34,596 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:56:34,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:34,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 159 states and 438 transitions. [2023-11-23 19:56:34,975 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 438 transitions. [2023-11-23 19:56:34,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 19:56:34,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:34,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:34,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:35,036 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:56:35,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:35,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 159 states and 437 transitions. [2023-11-23 19:56:35,346 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 437 transitions. [2023-11-23 19:56:35,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 19:56:35,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:35,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:35,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:35,363 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 19:56:35,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:35,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 162 states and 449 transitions. [2023-11-23 19:56:35,888 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 449 transitions. [2023-11-23 19:56:35,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:56:35,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:35,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:35,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:35,935 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:36,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:36,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 165 states and 461 transitions. [2023-11-23 19:56:36,236 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 461 transitions. [2023-11-23 19:56:36,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:56:36,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:36,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:36,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:36,253 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 19:56:36,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:36,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 172 states and 478 transitions. [2023-11-23 19:56:36,913 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 478 transitions. [2023-11-23 19:56:36,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:56:36,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:36,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:36,931 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 19:56:37,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:37,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 175 states and 482 transitions. [2023-11-23 19:56:37,715 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 482 transitions. [2023-11-23 19:56:37,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:56:37,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:37,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:37,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:37,751 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:37,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:37,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 177 states and 492 transitions. [2023-11-23 19:56:37,786 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 492 transitions. [2023-11-23 19:56:37,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:56:37,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:37,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:37,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:37,813 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:56:38,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:38,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 184 states and 516 transitions. [2023-11-23 19:56:38,676 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 516 transitions. [2023-11-23 19:56:38,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:56:38,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:38,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:38,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:38,713 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:56:39,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:39,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 187 states and 523 transitions. [2023-11-23 19:56:39,060 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 523 transitions. [2023-11-23 19:56:39,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:56:39,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:39,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:39,080 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 19:56:39,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:39,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 189 states and 525 transitions. [2023-11-23 19:56:39,402 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 525 transitions. [2023-11-23 19:56:39,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:56:39,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:39,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:39,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:39,418 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 19:56:39,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:39,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 192 states and 536 transitions. [2023-11-23 19:56:39,893 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 536 transitions. [2023-11-23 19:56:39,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 19:56:39,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:39,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:39,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:39,915 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:56:40,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:40,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 195 states and 541 transitions. [2023-11-23 19:56:40,491 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 541 transitions. [2023-11-23 19:56:40,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 19:56:40,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:40,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:40,508 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 19:56:41,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:41,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 203 states and 562 transitions. [2023-11-23 19:56:41,724 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 562 transitions. [2023-11-23 19:56:41,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 19:56:41,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:41,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:41,742 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 19:56:42,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:42,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 206 states and 566 transitions. [2023-11-23 19:56:42,597 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 566 transitions. [2023-11-23 19:56:42,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 19:56:42,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:42,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:42,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:42,616 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:56:43,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:43,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 209 states and 570 transitions. [2023-11-23 19:56:43,312 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 570 transitions. [2023-11-23 19:56:43,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 19:56:43,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:43,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:43,328 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 19:56:43,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:43,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 212 states and 573 transitions. [2023-11-23 19:56:43,693 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 573 transitions. [2023-11-23 19:56:43,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 19:56:43,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:43,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:43,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:43,710 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:56:44,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:44,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 220 states and 594 transitions. [2023-11-23 19:56:44,650 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 594 transitions. [2023-11-23 19:56:44,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 19:56:44,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:44,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:44,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:44,670 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:56:45,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:45,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 223 states and 602 transitions. [2023-11-23 19:56:45,697 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 602 transitions. [2023-11-23 19:56:45,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 19:56:45,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:45,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:45,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:45,722 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 19:56:46,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:46,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 226 states and 608 transitions. [2023-11-23 19:56:46,081 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 608 transitions. [2023-11-23 19:56:46,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 19:56:46,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:46,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:46,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:46,101 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 19:56:46,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:46,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 229 states and 617 transitions. [2023-11-23 19:56:46,761 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 617 transitions. [2023-11-23 19:56:46,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 19:56:46,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:46,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:46,799 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:56:47,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:47,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 230 states and 619 transitions. [2023-11-23 19:56:47,550 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 619 transitions. [2023-11-23 19:56:47,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 19:56:47,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:47,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:47,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:47,619 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:56:48,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:48,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 233 states and 624 transitions. [2023-11-23 19:56:48,052 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 624 transitions. [2023-11-23 19:56:48,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 19:56:48,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:48,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:48,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:48,101 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:48,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:48,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 234 states and 624 transitions. [2023-11-23 19:56:48,156 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 624 transitions. [2023-11-23 19:56:48,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 19:56:48,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:48,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:48,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:48,178 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:56:49,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:49,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 237 states and 629 transitions. [2023-11-23 19:56:49,260 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 629 transitions. [2023-11-23 19:56:49,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 19:56:49,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:49,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:49,275 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 19:56:50,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:50,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 240 states and 632 transitions. [2023-11-23 19:56:50,062 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 632 transitions. [2023-11-23 19:56:50,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 19:56:50,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:50,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:50,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:50,081 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:56:50,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:50,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 243 states and 638 transitions. [2023-11-23 19:56:50,656 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 638 transitions. [2023-11-23 19:56:50,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 19:56:50,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:50,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:50,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:50,671 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:56:51,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:51,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 251 states and 660 transitions. [2023-11-23 19:56:51,922 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 660 transitions. [2023-11-23 19:56:51,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 19:56:51,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:51,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:51,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:51,954 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:56:52,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:52,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 252 states and 660 transitions. [2023-11-23 19:56:52,061 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 660 transitions. [2023-11-23 19:56:52,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 19:56:52,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:52,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:52,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:52,086 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:56:52,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:52,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 255 states and 663 transitions. [2023-11-23 19:56:52,546 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 663 transitions. [2023-11-23 19:56:52,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 19:56:52,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:52,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:52,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:52,562 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 19:56:52,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:52,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 258 states and 670 transitions. [2023-11-23 19:56:52,945 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 670 transitions. [2023-11-23 19:56:52,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:56:52,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:52,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:52,962 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:56:53,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:53,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 261 states and 678 transitions. [2023-11-23 19:56:53,950 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 678 transitions. [2023-11-23 19:56:53,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:56:53,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:53,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:53,968 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 19:56:54,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:54,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 264 states and 687 transitions. [2023-11-23 19:56:54,483 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 687 transitions. [2023-11-23 19:56:54,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:56:54,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:54,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:54,502 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:56:55,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:55,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 267 states and 698 transitions. [2023-11-23 19:56:55,200 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 698 transitions. [2023-11-23 19:56:55,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:56:55,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:55,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:55,344 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:56,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:56,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 276 states and 750 transitions. [2023-11-23 19:56:56,984 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 750 transitions. [2023-11-23 19:56:56,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:56:56,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:56,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:56,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:57,131 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:58,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:58,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 285 states and 797 transitions. [2023-11-23 19:56:58,802 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 797 transitions. [2023-11-23 19:56:58,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:56:58,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:58,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:58,818 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:56:59,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:59,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 286 states and 798 transitions. [2023-11-23 19:56:59,030 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 798 transitions. [2023-11-23 19:56:59,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:56:59,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:59,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:59,047 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 19:56:59,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:59,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 288 states and 804 transitions. [2023-11-23 19:56:59,269 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 804 transitions. [2023-11-23 19:56:59,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:56:59,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:59,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:59,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:59,371 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:57:00,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:00,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 289 states and 806 transitions. [2023-11-23 19:57:00,193 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 806 transitions. [2023-11-23 19:57:00,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:57:00,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:00,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:00,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:00,211 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:57:00,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:00,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 292 states and 812 transitions. [2023-11-23 19:57:00,681 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 812 transitions. [2023-11-23 19:57:00,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:57:00,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:00,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:00,727 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:57:01,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:01,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 295 states and 826 transitions. [2023-11-23 19:57:01,450 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 826 transitions. [2023-11-23 19:57:01,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:57:01,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:01,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:01,483 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:57:02,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:02,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 298 states and 841 transitions. [2023-11-23 19:57:02,258 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 841 transitions. [2023-11-23 19:57:02,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:57:02,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:02,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:02,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:02,276 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 19:57:02,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:02,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 295 states and 831 transitions. [2023-11-23 19:57:02,677 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 831 transitions. [2023-11-23 19:57:02,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:57:02,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:02,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:02,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:02,698 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:57:03,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:03,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 297 states and 843 transitions. [2023-11-23 19:57:03,097 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 843 transitions. [2023-11-23 19:57:03,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:57:03,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:03,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:03,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:03,119 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 19:57:03,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:03,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 295 states and 835 transitions. [2023-11-23 19:57:03,908 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 835 transitions. [2023-11-23 19:57:03,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:57:03,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:03,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:03,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:03,925 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:57:03,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:03,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 296 states and 835 transitions. [2023-11-23 19:57:03,978 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 835 transitions. [2023-11-23 19:57:03,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 19:57:03,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:03,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:03,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:03,995 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:57:04,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:04,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 299 states and 838 transitions. [2023-11-23 19:57:04,445 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 838 transitions. [2023-11-23 19:57:04,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 19:57:04,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:04,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:04,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:04,458 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 19:57:05,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:05,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 302 states and 844 transitions. [2023-11-23 19:57:05,332 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 844 transitions. [2023-11-23 19:57:05,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 19:57:05,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:05,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:05,347 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 19:57:05,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:05,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 303 states and 846 transitions. [2023-11-23 19:57:05,719 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 846 transitions. [2023-11-23 19:57:05,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 19:57:05,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:05,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:05,745 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:57:05,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:05,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 306 states and 884 transitions. [2023-11-23 19:57:05,830 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 884 transitions. [2023-11-23 19:57:05,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 19:57:05,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:05,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:05,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:05,869 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:57:07,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:07,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 309 states and 892 transitions. [2023-11-23 19:57:07,812 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 892 transitions. [2023-11-23 19:57:07,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 19:57:07,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:07,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:07,836 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:57:08,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:08,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 311 states and 899 transitions. [2023-11-23 19:57:08,687 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 899 transitions. [2023-11-23 19:57:08,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 19:57:08,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:08,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:08,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:08,703 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:57:09,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:09,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 312 states and 901 transitions. [2023-11-23 19:57:09,137 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 901 transitions. [2023-11-23 19:57:09,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 19:57:09,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:09,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:09,154 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:57:09,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:09,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 314 states and 930 transitions. [2023-11-23 19:57:09,202 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 930 transitions. [2023-11-23 19:57:09,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 19:57:09,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:09,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:09,224 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 19:57:09,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:09,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 316 states and 937 transitions. [2023-11-23 19:57:09,803 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 937 transitions. [2023-11-23 19:57:09,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 19:57:09,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:09,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:09,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:09,820 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 19:57:10,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:10,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 319 states and 958 transitions. [2023-11-23 19:57:10,855 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 958 transitions. [2023-11-23 19:57:10,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 19:57:10,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:10,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:10,871 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.