./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_ea0ae13d-0578-4684-b3cb-b6b1be1c70e3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0ae13d-0578-4684-b3cb-b6b1be1c70e3/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0ae13d-0578-4684-b3cb-b6b1be1c70e3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0ae13d-0578-4684-b3cb-b6b1be1c70e3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0ae13d-0578-4684-b3cb-b6b1be1c70e3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0ae13d-0578-4684-b3cb-b6b1be1c70e3/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash efc4103a673d30f5c3fd98741c7d56d84f1ec5a0e9e3b77a4d9f9d9493ec5192 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:09:23,863 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:09:23,935 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0ae13d-0578-4684-b3cb-b6b1be1c70e3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 01:09:23,939 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:09:23,940 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:09:23,971 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:09:23,971 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:09:23,972 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:09:23,973 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:09:23,973 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:09:23,974 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:09:23,974 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:09:23,975 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:09:23,975 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:09:23,976 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:09:23,976 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:09:23,977 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:09:23,977 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:09:23,978 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:09:23,978 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:09:23,978 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:09:23,979 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:09:23,979 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:09:23,980 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:09:23,980 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:09:23,981 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:09:23,981 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:09:23,981 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:09:23,982 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:09:23,982 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:09:23,982 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:09:23,983 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:09:23,983 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:09:23,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:09:23,983 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:09:23,984 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_ea0ae13d-0578-4684-b3cb-b6b1be1c70e3/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0ae13d-0578-4684-b3cb-b6b1be1c70e3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efc4103a673d30f5c3fd98741c7d56d84f1ec5a0e9e3b77a4d9f9d9493ec5192 [2023-12-03 01:09:24,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:09:24,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:09:24,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:09:24,237 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:09:24,237 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:09:24,239 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0ae13d-0578-4684-b3cb-b6b1be1c70e3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound100.c [2023-12-03 01:09:26,945 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:09:27,136 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:09:27,137 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0ae13d-0578-4684-b3cb-b6b1be1c70e3/sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound100.c [2023-12-03 01:09:27,144 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0ae13d-0578-4684-b3cb-b6b1be1c70e3/bin/ukojak-verify-Qdu7aM0XO9/data/870b78366/8e4b284cea72417b8c0c6f2bec789562/FLAG842f09b4f [2023-12-03 01:09:27,157 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0ae13d-0578-4684-b3cb-b6b1be1c70e3/bin/ukojak-verify-Qdu7aM0XO9/data/870b78366/8e4b284cea72417b8c0c6f2bec789562 [2023-12-03 01:09:27,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:09:27,160 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:09:27,162 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:09:27,162 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:09:27,166 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:09:27,166 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:09:27" (1/1) ... [2023-12-03 01:09:27,167 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39540de5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:27, skipping insertion in model container [2023-12-03 01:09:27,167 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:09:27" (1/1) ... [2023-12-03 01:09:27,187 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:09:27,352 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:09:27,366 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:09:27,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:09:27,405 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:09:27,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:27 WrapperNode [2023-12-03 01:09:27,406 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:09:27,406 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:09:27,407 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:09:27,407 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:09:27,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:27" (1/1) ... [2023-12-03 01:09:27,419 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:27" (1/1) ... [2023-12-03 01:09:27,447 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2023-12-03 01:09:27,448 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:09:27,449 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:09:27,449 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:09:27,449 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:09:27,457 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:27" (1/1) ... [2023-12-03 01:09:27,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:27" (1/1) ... [2023-12-03 01:09:27,460 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:27" (1/1) ... [2023-12-03 01:09:27,460 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:27" (1/1) ... [2023-12-03 01:09:27,464 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:27" (1/1) ... [2023-12-03 01:09:27,468 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:27" (1/1) ... [2023-12-03 01:09:27,470 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:27" (1/1) ... [2023-12-03 01:09:27,471 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:27" (1/1) ... [2023-12-03 01:09:27,473 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:09:27,474 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:09:27,474 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:09:27,474 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:09:27,475 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:09:27" (1/1) ... [2023-12-03 01:09:27,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:09:27,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0ae13d-0578-4684-b3cb-b6b1be1c70e3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:09:27,505 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0ae13d-0578-4684-b3cb-b6b1be1c70e3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:09:27,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0ae13d-0578-4684-b3cb-b6b1be1c70e3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:09:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:09:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:09:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:09:27,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:09:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:09:27,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:09:27,586 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:09:27,588 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:09:27,848 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:09:27,887 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:09:27,887 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 01:09:27,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:09:27 BoogieIcfgContainer [2023-12-03 01:09:27,888 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:09:27,889 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:09:27,889 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:09:27,897 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:09:27,897 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:09:27" (1/1) ... [2023-12-03 01:09:27,904 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:09:27,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:27,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 75 states and 87 transitions. [2023-12-03 01:09:27,949 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 87 transitions. [2023-12-03 01:09:27,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 01:09:27,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:27,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:28,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:28,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:28,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 77 states and 89 transitions. [2023-12-03 01:09:28,173 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 89 transitions. [2023-12-03 01:09:28,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:09:28,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:28,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:28,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:28,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:28,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 78 states and 90 transitions. [2023-12-03 01:09:28,245 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 90 transitions. [2023-12-03 01:09:28,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:09:28,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:28,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:28,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:28,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:28,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:28,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 79 states and 90 transitions. [2023-12-03 01:09:28,317 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 90 transitions. [2023-12-03 01:09:28,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:09:28,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:28,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:28,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:09:28,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:28,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:09:28,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:28,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 86 states and 101 transitions. [2023-12-03 01:09:28,678 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 101 transitions. [2023-12-03 01:09:28,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:09:28,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:28,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:28,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:28,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:09:28,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:28,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:09:29,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:29,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 94 states and 113 transitions. [2023-12-03 01:09:29,190 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 113 transitions. [2023-12-03 01:09:29,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:09:29,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:29,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:29,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:29,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:09:29,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:29,276 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:09:29,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:29,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 101 states and 127 transitions. [2023-12-03 01:09:29,858 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 127 transitions. [2023-12-03 01:09:29,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:09:29,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:29,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:29,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:09:29,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:30,039 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:09:30,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:30,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 111 states and 169 transitions. [2023-12-03 01:09:30,816 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 169 transitions. [2023-12-03 01:09:30,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:09:30,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:30,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:30,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:30,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:09:30,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:30,908 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:09:32,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:32,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 119 states and 185 transitions. [2023-12-03 01:09:32,036 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 185 transitions. [2023-12-03 01:09:32,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:09:32,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:32,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:32,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:09:32,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:32,232 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:09:33,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:33,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 130 states and 235 transitions. [2023-12-03 01:09:33,283 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 235 transitions. [2023-12-03 01:09:33,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:09:33,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:33,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:33,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:33,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:09:33,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:33,363 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:09:33,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:33,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 136 states and 248 transitions. [2023-12-03 01:09:33,975 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 248 transitions. [2023-12-03 01:09:33,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 01:09:33,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:33,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:33,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:33,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:09:33,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:34,059 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:09:34,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:34,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 142 states and 263 transitions. [2023-12-03 01:09:34,750 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 263 transitions. [2023-12-03 01:09:34,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 01:09:34,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:34,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:34,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:09:34,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:34,844 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:09:34,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:34,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 143 states and 264 transitions. [2023-12-03 01:09:34,877 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 264 transitions. [2023-12-03 01:09:34,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 01:09:34,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:34,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:34,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:09:34,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:35,046 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:09:36,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:36,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 154 states and 289 transitions. [2023-12-03 01:09:36,766 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 289 transitions. [2023-12-03 01:09:36,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:09:36,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:36,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:36,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:09:36,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:36,919 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:09:38,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:38,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 166 states and 316 transitions. [2023-12-03 01:09:38,931 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 316 transitions. [2023-12-03 01:09:38,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:09:38,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:38,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:38,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:09:38,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:39,164 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:09:40,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:40,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 172 states and 327 transitions. [2023-12-03 01:09:40,467 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 327 transitions. [2023-12-03 01:09:40,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 01:09:40,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:40,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:40,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:09:40,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:40,671 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:09:43,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:43,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 185 states and 354 transitions. [2023-12-03 01:09:43,177 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 354 transitions. [2023-12-03 01:09:43,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 01:09:43,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:43,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:43,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:43,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:09:43,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:43,438 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:09:45,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:45,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 192 states and 366 transitions. [2023-12-03 01:09:45,099 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 366 transitions. [2023-12-03 01:09:45,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:09:45,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:45,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:45,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:45,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:09:45,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:45,266 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:09:48,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:48,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 206 states and 392 transitions. [2023-12-03 01:09:48,795 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 392 transitions. [2023-12-03 01:09:48,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 01:09:48,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:48,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:48,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:09:48,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:48,948 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:09:50,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:50,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 214 states and 414 transitions. [2023-12-03 01:09:50,917 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 414 transitions. [2023-12-03 01:09:50,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 01:09:50,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:50,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:50,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:09:50,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:51,075 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:09:54,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:54,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 224 states and 437 transitions. [2023-12-03 01:09:54,725 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 437 transitions. [2023-12-03 01:09:54,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:09:54,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:54,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:54,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:09:54,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:09:55,697 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:10:12,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:12,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 235 states and 461 transitions. [2023-12-03 01:10:12,442 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 461 transitions. [2023-12-03 01:10:12,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 01:10:12,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:12,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:12,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 01:10:12,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:12,626 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 01:10:13,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:13,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 239 states and 469 transitions. [2023-12-03 01:10:13,904 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 469 transitions. [2023-12-03 01:10:13,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 01:10:13,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:13,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:13,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:13,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 01:10:13,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:14,129 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 01:10:15,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:15,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 243 states and 474 transitions. [2023-12-03 01:10:15,514 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 474 transitions. [2023-12-03 01:10:15,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 01:10:15,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:15,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:15,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:10:15,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:16,012 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 01:10:19,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:19,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 259 states and 516 transitions. [2023-12-03 01:10:19,866 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 516 transitions. [2023-12-03 01:10:19,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 01:10:19,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:19,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:19,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:19,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:10:19,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:19,993 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 01:10:21,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:21,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 263 states and 520 transitions. [2023-12-03 01:10:21,430 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 520 transitions. [2023-12-03 01:10:21,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 01:10:21,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:21,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:21,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:10:21,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:21,610 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 01:10:24,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:24,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 269 states and 539 transitions. [2023-12-03 01:10:24,869 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 539 transitions. [2023-12-03 01:10:24,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 01:10:24,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:24,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:24,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:24,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:10:24,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:25,729 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 01:10:33,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:33,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 282 states and 570 transitions. [2023-12-03 01:10:33,434 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 570 transitions. [2023-12-03 01:10:33,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 01:10:33,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:33,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:33,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:33,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:10:33,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:33,489 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 01:10:33,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:33,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 283 states and 571 transitions. [2023-12-03 01:10:33,517 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 571 transitions. [2023-12-03 01:10:33,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 01:10:33,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:33,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:33,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:10:33,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:34,637 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 01:10:35,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:35,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 292 states and 592 transitions. [2023-12-03 01:10:35,811 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 592 transitions. [2023-12-03 01:10:35,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 01:10:35,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:35,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:35,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:10:35,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:35,991 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:10:37,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:37,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 302 states and 618 transitions. [2023-12-03 01:10:37,637 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 618 transitions. [2023-12-03 01:10:37,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 01:10:37,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:37,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:37,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:37,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:10:37,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:37,688 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:10:39,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:39,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 306 states and 622 transitions. [2023-12-03 01:10:39,052 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 622 transitions. [2023-12-03 01:10:39,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 01:10:39,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:39,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:39,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:39,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:10:39,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:39,382 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 01:10:43,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:43,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 323 states and 657 transitions. [2023-12-03 01:10:43,742 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 657 transitions. [2023-12-03 01:10:43,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 01:10:43,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:43,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:43,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:10:43,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:44,073 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:10:46,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:46,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 337 states and 706 transitions. [2023-12-03 01:10:46,798 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 706 transitions. [2023-12-03 01:10:46,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 01:10:46,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:46,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:46,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:46,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 01:10:46,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:47,198 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:10:49,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:49,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 349 states and 800 transitions. [2023-12-03 01:10:49,815 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 800 transitions. [2023-12-03 01:10:49,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 01:10:49,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:49,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:49,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:49,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:10:49,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:49,871 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:10:50,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:50,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 351 states and 805 transitions. [2023-12-03 01:10:50,419 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 805 transitions. [2023-12-03 01:10:50,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 01:10:50,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:50,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:50,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:50,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:10:50,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:50,467 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:10:52,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:52,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 355 states and 808 transitions. [2023-12-03 01:10:52,145 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 808 transitions. [2023-12-03 01:10:52,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 01:10:52,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:52,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:52,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 01:10:52,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:52,202 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:10:52,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:52,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 355 states and 807 transitions. [2023-12-03 01:10:52,721 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 807 transitions. [2023-12-03 01:10:52,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 01:10:52,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:52,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:52,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:52,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:10:52,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:52,803 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:10:53,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:53,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 357 states and 812 transitions. [2023-12-03 01:10:53,329 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 812 transitions. [2023-12-03 01:10:53,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 01:10:53,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:53,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:53,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:53,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:10:53,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:53,694 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:10:56,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:56,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 368 states and 902 transitions. [2023-12-03 01:10:56,248 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 902 transitions. [2023-12-03 01:10:56,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 01:10:56,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:56,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:56,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:10:56,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:56,335 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:10:57,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:57,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 370 states and 904 transitions. [2023-12-03 01:10:57,438 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 904 transitions. [2023-12-03 01:10:57,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 01:10:57,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:57,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:57,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:10:57,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:57,570 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:10:58,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:58,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 372 states and 908 transitions. [2023-12-03 01:10:58,127 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 908 transitions. [2023-12-03 01:10:58,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 01:10:58,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:58,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:58,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:58,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:10:58,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:58,214 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:10:58,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:58,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 374 states and 912 transitions. [2023-12-03 01:10:58,756 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 912 transitions. [2023-12-03 01:10:58,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 01:10:58,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:58,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:58,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:10:58,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:58,850 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:10:59,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:59,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 376 states and 923 transitions. [2023-12-03 01:10:59,426 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 923 transitions. [2023-12-03 01:10:59,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 01:10:59,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:59,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:59,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:10:59,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:10:59,642 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:11:01,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:01,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 382 states and 948 transitions. [2023-12-03 01:11:01,643 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 948 transitions. [2023-12-03 01:11:01,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 01:11:01,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:01,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:01,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:01,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:11:01,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:01,690 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:11:02,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:02,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 384 states and 953 transitions. [2023-12-03 01:11:02,232 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 953 transitions. [2023-12-03 01:11:02,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 01:11:02,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:02,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:02,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:11:02,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:02,283 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:11:02,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:02,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 386 states and 957 transitions. [2023-12-03 01:11:02,774 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 957 transitions. [2023-12-03 01:11:02,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 01:11:02,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:02,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:02,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:02,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:11:02,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:02,822 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:11:03,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:03,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 388 states and 968 transitions. [2023-12-03 01:11:03,377 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 968 transitions. [2023-12-03 01:11:03,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 01:11:03,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:03,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:03,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:03,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:11:03,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:03,432 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:11:03,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:03,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 390 states and 972 transitions. [2023-12-03 01:11:03,928 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 972 transitions. [2023-12-03 01:11:03,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 01:11:03,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:03,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:03,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:03,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:11:03,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:04,015 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:11:04,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:04,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 391 states and 981 transitions. [2023-12-03 01:11:04,098 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 981 transitions. [2023-12-03 01:11:04,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 01:11:04,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:04,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:04,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:04,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:11:04,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:04,217 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 01:11:08,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:08,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 405 states and 1018 transitions. [2023-12-03 01:11:08,774 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 1018 transitions. [2023-12-03 01:11:08,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 01:11:08,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:08,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:08,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:08,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:11:08,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:08,907 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 01:11:12,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:12,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 413 states and 1034 transitions. [2023-12-03 01:11:12,628 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1034 transitions. [2023-12-03 01:11:12,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 01:11:12,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:12,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:12,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:12,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:11:12,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:12,747 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 01:11:13,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:13,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 415 states and 1038 transitions. [2023-12-03 01:11:13,509 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 1038 transitions. [2023-12-03 01:11:13,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 01:11:13,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:13,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:13,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:13,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:11:13,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:13,623 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 01:11:14,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:14,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 417 states and 1042 transitions. [2023-12-03 01:11:14,253 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 1042 transitions. [2023-12-03 01:11:14,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 01:11:14,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:14,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:14,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:14,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:11:14,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:14,369 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 01:11:17,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:17,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 421 states and 1056 transitions. [2023-12-03 01:11:17,432 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 1056 transitions. [2023-12-03 01:11:17,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 01:11:17,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:17,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:17,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:17,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:11:17,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:17,547 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 01:11:22,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:22,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 435 states and 1091 transitions. [2023-12-03 01:11:22,198 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 1091 transitions. [2023-12-03 01:11:22,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 01:11:22,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:22,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:22,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:22,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:11:22,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:22,303 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 01:11:25,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:25,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 441 states and 1100 transitions. [2023-12-03 01:11:25,244 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 1100 transitions. [2023-12-03 01:11:25,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 01:11:25,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:25,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:25,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:11:25,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:25,352 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 01:11:28,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:28,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 447 states and 1117 transitions. [2023-12-03 01:11:28,352 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1117 transitions. [2023-12-03 01:11:28,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 01:11:28,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:28,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:28,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:11:28,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:28,591 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:11:35,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:35,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 463 states and 1136 transitions. [2023-12-03 01:11:35,310 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1136 transitions. [2023-12-03 01:11:35,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 01:11:35,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:35,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:35,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 01:11:35,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:35,650 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:11:37,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:37,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 467 states and 1143 transitions. [2023-12-03 01:11:37,536 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1143 transitions. [2023-12-03 01:11:37,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 01:11:37,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:37,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:37,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:37,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:11:37,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:39,563 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:11:49,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:49,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 483 states and 1181 transitions. [2023-12-03 01:11:49,910 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1181 transitions. [2023-12-03 01:11:49,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 01:11:49,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:49,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:49,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:49,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:11:49,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:50,102 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:11:51,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:51,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 485 states and 1187 transitions. [2023-12-03 01:11:51,090 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1187 transitions. [2023-12-03 01:11:51,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 01:11:51,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:51,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:51,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:51,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 01:11:51,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:51,628 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 32 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:11:54,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:54,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 492 states and 1200 transitions. [2023-12-03 01:11:54,825 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1200 transitions. [2023-12-03 01:11:54,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 01:11:54,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:54,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:54,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:54,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:11:54,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:55,180 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:11:56,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:11:56,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 494 states and 1202 transitions. [2023-12-03 01:11:56,258 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1202 transitions. [2023-12-03 01:11:56,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 01:11:56,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:11:56,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:11:56,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:56,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:11:56,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:11:57,045 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 01:12:10,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:10,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 515 states and 1241 transitions. [2023-12-03 01:12:10,432 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1241 transitions. [2023-12-03 01:12:10,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 01:12:10,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:10,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:12:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:10,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:12:10,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:12:10,576 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 01:12:11,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:11,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 517 states and 1246 transitions. [2023-12-03 01:12:11,639 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1246 transitions. [2023-12-03 01:12:11,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 01:12:11,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:11,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:12:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:11,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:12:11,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:12:11,720 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:12:14,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:14,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 525 states and 1279 transitions. [2023-12-03 01:12:14,972 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1279 transitions. [2023-12-03 01:12:14,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 01:12:14,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:14,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:12:14,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:14,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:12:14,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:12:15,022 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-12-03 01:12:19,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:19,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 529 states and 1288 transitions. [2023-12-03 01:12:19,249 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1288 transitions. [2023-12-03 01:12:19,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 01:12:19,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:19,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:12:19,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:19,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:12:19,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:12:19,299 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 01:12:30,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:30,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 533 states and 1297 transitions. [2023-12-03 01:12:30,124 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1297 transitions. [2023-12-03 01:12:30,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 01:12:30,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:30,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:12:30,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:30,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:12:30,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:12:30,744 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:12:36,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:36,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 541 states and 1310 transitions. [2023-12-03 01:12:36,313 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1310 transitions. [2023-12-03 01:12:36,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 01:12:36,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:36,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:12:36,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:36,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 01:12:36,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:12:39,372 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:12:55,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:12:55,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 565 states and 1382 transitions. [2023-12-03 01:12:55,395 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1382 transitions. [2023-12-03 01:12:55,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 01:12:55,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:12:55,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:12:55,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:12:55,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:12:55,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:12:55,456 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:13:18,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:18,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 579 states and 1429 transitions. [2023-12-03 01:13:18,473 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1429 transitions. [2023-12-03 01:13:18,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 01:13:18,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:18,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:18,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:18,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:13:18,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:13:18,543 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:13:24,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:24,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 583 states and 1435 transitions. [2023-12-03 01:13:24,046 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1435 transitions. [2023-12-03 01:13:24,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 01:13:24,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:24,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:24,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:13:24,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:13:25,198 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:14:03,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:03,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 604 states and 1504 transitions. [2023-12-03 01:14:03,574 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1504 transitions. [2023-12-03 01:14:03,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 01:14:03,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:03,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:03,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:14:03,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:14:03,784 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:14:13,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:13,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 610 states and 1520 transitions. [2023-12-03 01:14:13,524 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1520 transitions. [2023-12-03 01:14:13,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 01:14:13,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:13,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:13,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:13,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:14:13,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:14:13,623 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:14:32,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:32,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 626 states and 1567 transitions. [2023-12-03 01:14:32,358 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1567 transitions. [2023-12-03 01:14:32,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 01:14:32,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:32,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:32,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:32,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:14:32,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:14:32,456 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:14:37,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:37,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 630 states and 1573 transitions. [2023-12-03 01:14:37,108 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1573 transitions. [2023-12-03 01:14:37,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 01:14:37,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:37,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:37,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:37,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:14:37,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:14:37,629 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:14:44,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:44,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 642 states and 1616 transitions. [2023-12-03 01:14:44,789 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1616 transitions. [2023-12-03 01:14:44,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 01:14:44,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:44,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:44,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:14:44,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:14:49,399 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:15:06,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:06,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 659 states and 1664 transitions. [2023-12-03 01:15:06,915 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1664 transitions. [2023-12-03 01:15:06,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 01:15:06,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:06,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:06,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:15:06,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:11,437 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:15:16,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:16,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 663 states and 1670 transitions. [2023-12-03 01:15:16,396 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1670 transitions. [2023-12-03 01:15:16,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 01:15:16,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:16,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:16,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:15:16,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:16,469 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-03 01:15:22,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:22,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 673 states and 1702 transitions. [2023-12-03 01:15:22,244 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1702 transitions. [2023-12-03 01:15:22,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 01:15:22,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:22,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:22,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:15:22,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:22,824 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 01:15:25,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:25,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 677 states and 1707 transitions. [2023-12-03 01:15:25,354 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1707 transitions. [2023-12-03 01:15:25,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 01:15:25,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:25,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:25,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:15:25,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:26,184 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 6 proven. 82 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 01:15:31,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:31,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 688 states and 1830 transitions. [2023-12-03 01:15:31,630 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1830 transitions. [2023-12-03 01:15:31,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 01:15:31,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:31,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:31,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:31,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:15:31,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:31,707 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 6 proven. 82 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 01:15:32,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:32,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 690 states and 1836 transitions. [2023-12-03 01:15:32,768 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1836 transitions. [2023-12-03 01:15:32,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 01:15:32,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:32,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:32,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:32,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:15:32,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:33,264 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:15:36,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:36,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 696 states and 1852 transitions. [2023-12-03 01:15:36,104 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1852 transitions. [2023-12-03 01:15:36,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 01:15:36,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:36,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:36,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:15:36,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:36,210 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:15:37,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:37,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 698 states and 1857 transitions. [2023-12-03 01:15:37,257 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1857 transitions. [2023-12-03 01:15:37,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 01:15:37,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:37,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:37,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:37,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:15:37,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:37,746 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 01:15:38,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:38,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 697 states and 1856 transitions. [2023-12-03 01:15:38,318 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1856 transitions. [2023-12-03 01:15:38,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 01:15:38,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:38,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:38,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:38,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:15:38,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:38,771 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:15:42,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:42,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 703 states and 1882 transitions. [2023-12-03 01:15:42,725 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1882 transitions. [2023-12-03 01:15:42,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 01:15:42,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:42,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:42,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:15:42,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:42,786 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:15:44,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:44,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 707 states and 1892 transitions. [2023-12-03 01:15:44,702 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1892 transitions. [2023-12-03 01:15:44,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 01:15:44,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:44,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:44,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:44,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:15:44,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:45,237 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 01:15:57,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:57,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 723 states and 1913 transitions. [2023-12-03 01:15:57,229 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1913 transitions. [2023-12-03 01:15:57,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 01:15:57,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:57,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:57,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:57,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 01:15:57,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:57,865 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:16:05,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:05,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 735 states and 1937 transitions. [2023-12-03 01:16:05,267 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1937 transitions. [2023-12-03 01:16:05,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 01:16:05,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:05,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:05,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:05,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:16:05,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:06,233 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 01:16:13,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:13,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 747 states and 2088 transitions. [2023-12-03 01:16:13,476 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 2088 transitions. [2023-12-03 01:16:13,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 01:16:13,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:13,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:13,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:13,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:13,629 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2023-12-03 01:16:25,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:25,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 765 states and 2129 transitions. [2023-12-03 01:16:25,714 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 2129 transitions. [2023-12-03 01:16:25,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 01:16:25,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:25,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:25,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:25,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:25,870 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2023-12-03 01:16:27,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:27,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 767 states and 2134 transitions. [2023-12-03 01:16:27,137 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 2134 transitions. [2023-12-03 01:16:27,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 01:16:27,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:27,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:27,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:27,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:16:27,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:27,242 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 01:16:28,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:28,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 769 states and 2136 transitions. [2023-12-03 01:16:28,511 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 2136 transitions. [2023-12-03 01:16:28,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 01:16:28,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:28,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:28,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:28,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:16:28,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:28,618 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 01:16:38,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:38,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 783 states and 2157 transitions. [2023-12-03 01:16:38,571 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 2157 transitions. [2023-12-03 01:16:38,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 01:16:38,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:38,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:38,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:38,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:16:38,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:40,275 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 01:16:51,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:51,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 791 states and 2173 transitions. [2023-12-03 01:16:51,332 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 2173 transitions. [2023-12-03 01:16:51,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 01:16:51,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:51,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:51,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:51,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:16:51,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:51,519 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2023-12-03 01:17:04,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:04,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 809 states and 2212 transitions. [2023-12-03 01:17:04,790 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 2212 transitions. [2023-12-03 01:17:04,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 01:17:04,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:04,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:17:04,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:04,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:17:04,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:04,938 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2023-12-03 01:17:06,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:06,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 811 states and 2216 transitions. [2023-12-03 01:17:06,190 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 2216 transitions. [2023-12-03 01:17:06,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 01:17:06,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:06,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:17:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:06,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:17:06,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:06,939 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 01:17:10,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:10,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 815 states and 2222 transitions. [2023-12-03 01:17:10,509 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 2222 transitions. [2023-12-03 01:17:10,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 01:17:10,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:10,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:17:10,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:10,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:17:10,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:11,214 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 01:17:12,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:12,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 817 states and 2223 transitions. [2023-12-03 01:17:12,421 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 2223 transitions. [2023-12-03 01:17:12,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 01:17:12,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:12,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:17:12,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:12,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:17:12,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:13,486 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 01:17:25,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:25,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 826 states and 2263 transitions. [2023-12-03 01:17:25,990 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 2263 transitions. [2023-12-03 01:17:25,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 01:17:25,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:25,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:17:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:26,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 01:17:26,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:29,218 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:17:49,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:49,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 844 states and 2316 transitions. [2023-12-03 01:17:49,143 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 2316 transitions. [2023-12-03 01:17:49,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 01:17:49,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:49,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:17:49,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:49,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 01:17:49,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:49,420 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:17:50,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:50,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 846 states and 2320 transitions. [2023-12-03 01:17:50,942 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 2320 transitions. [2023-12-03 01:17:50,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 01:17:50,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:50,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:17:50,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:50,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:17:50,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:51,577 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 9 proven. 96 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 01:17:57,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:57,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 853 states and 2333 transitions. [2023-12-03 01:17:57,059 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 2333 transitions. [2023-12-03 01:17:57,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 01:17:57,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:57,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:17:57,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:57,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:17:57,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:57,678 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 01:17:59,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:59,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 855 states and 2337 transitions. [2023-12-03 01:17:59,520 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 2337 transitions. [2023-12-03 01:17:59,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 01:17:59,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:59,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:17:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:59,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:17:59,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:01,745 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 01:18:09,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:09,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 860 states and 2357 transitions. [2023-12-03 01:18:09,958 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 2357 transitions. [2023-12-03 01:18:09,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 01:18:09,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:09,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:18:09,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:09,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:18:09,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:10,192 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2023-12-03 01:18:26,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:26,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 878 states and 2389 transitions. [2023-12-03 01:18:26,200 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 2389 transitions. [2023-12-03 01:18:26,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 01:18:26,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:26,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:18:26,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:26,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:18:26,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:26,429 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2023-12-03 01:18:28,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:28,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 880 states and 2391 transitions. [2023-12-03 01:18:28,190 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 2391 transitions. [2023-12-03 01:18:28,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 01:18:28,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:28,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:18:28,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:28,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:18:28,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:32,621 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 01:18:43,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:43,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 881 states and 2392 transitions. [2023-12-03 01:18:43,465 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 2392 transitions. [2023-12-03 01:18:43,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 01:18:43,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:43,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:18:43,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:43,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:18:43,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:44,636 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 01:18:54,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:54,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 885 states and 2400 transitions. [2023-12-03 01:18:54,680 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 2400 transitions. [2023-12-03 01:18:54,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 01:18:54,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:54,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:18:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:54,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:18:54,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:55,363 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 01:19:24,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:19:24,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 895 states and 2431 transitions. [2023-12-03 01:19:24,205 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 2431 transitions. [2023-12-03 01:19:24,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 01:19:24,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:19:24,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:19:24,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:19:24,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:19:24,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:19:24,257 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 01:19:31,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:19:31,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 900 states and 2453 transitions. [2023-12-03 01:19:31,052 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 2453 transitions. [2023-12-03 01:19:31,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 01:19:31,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:19:31,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:19:31,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:19:31,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:19:31,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:19:31,260 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 01:19:37,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:19:37,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 901 states and 2454 transitions. [2023-12-03 01:19:37,829 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 2454 transitions. [2023-12-03 01:19:37,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 01:19:37,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:19:37,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:19:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:19:37,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:19:37,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:19:38,591 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 3 proven. 52 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 01:19:49,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:19:49,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 905 states and 2460 transitions. [2023-12-03 01:19:49,476 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 2460 transitions. [2023-12-03 01:19:49,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 01:19:49,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:19:49,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:19:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:19:49,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:19:49,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:19:49,580 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 01:19:54,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:19:54,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2511 states to 910 states and 2503 transitions. [2023-12-03 01:19:54,897 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 2503 transitions. [2023-12-03 01:19:54,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 01:19:54,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:19:54,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:19:54,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:19:54,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:19:54,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:19:55,014 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 01:19:57,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:19:57,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 913 states and 2508 transitions. [2023-12-03 01:19:57,619 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 2508 transitions. [2023-12-03 01:19:57,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 01:19:57,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:19:57,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:19:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:19:57,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:19:57,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:19:58,660 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 01:20:14,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:20:14,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 914 states and 2509 transitions. [2023-12-03 01:20:14,725 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 2509 transitions. [2023-12-03 01:20:14,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 01:20:14,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:20:14,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:20:14,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:20:14,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:20:14,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:20:14,782 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 01:20:23,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:20:23,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 917 states and 2517 transitions. [2023-12-03 01:20:23,170 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 2517 transitions. [2023-12-03 01:20:23,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 01:20:23,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:20:23,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:20:23,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:20:23,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:20:23,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:20:23,232 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 01:20:31,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:20:31,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 922 states and 2530 transitions. [2023-12-03 01:20:31,621 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 2530 transitions. [2023-12-03 01:20:31,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 01:20:31,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:20:31,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:20:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:20:31,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:20:31,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:20:31,670 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 01:20:38,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:20:38,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 923 states and 2531 transitions. [2023-12-03 01:20:38,709 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 2531 transitions. [2023-12-03 01:20:38,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 01:20:38,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:20:38,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:20:38,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:20:38,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:20:38,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:20:38,769 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-12-03 01:20:45,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:20:45,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 927 states and 2540 transitions. [2023-12-03 01:20:45,424 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 2540 transitions. [2023-12-03 01:20:45,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:20:45,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:20:45,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:20:45,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:20:45,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:20:45,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:20:48,084 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:21:05,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:21:05,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 943 states and 2570 transitions. [2023-12-03 01:21:05,728 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 2570 transitions. [2023-12-03 01:21:05,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:21:05,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:21:05,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:21:05,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:21:05,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:21:05,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:21:05,834 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 01:21:12,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:21:12,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 947 states and 2574 transitions. [2023-12-03 01:21:12,252 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 2574 transitions. [2023-12-03 01:21:12,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 01:21:12,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:21:12,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:21:12,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:21:12,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:21:12,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:21:12,305 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-03 01:21:32,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:21:32,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 951 states and 2584 transitions. [2023-12-03 01:21:32,684 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 2584 transitions. [2023-12-03 01:21:32,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 01:21:32,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:21:32,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:21:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:21:32,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:21:32,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:21:36,488 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:21:56,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:21:56,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 961 states and 2622 transitions. [2023-12-03 01:21:56,513 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 2622 transitions. [2023-12-03 01:21:56,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 01:21:56,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:21:56,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:21:56,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:21:56,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:21:56,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:21:56,767 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:22:00,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:22:00,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 965 states and 2637 transitions. [2023-12-03 01:22:00,985 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 2637 transitions. [2023-12-03 01:22:00,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 01:22:00,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:22:00,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:22:01,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:22:01,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:22:01,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:22:01,248 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:22:06,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:22:06,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 967 states and 2648 transitions. [2023-12-03 01:22:06,910 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 2648 transitions. [2023-12-03 01:22:06,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 01:22:06,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:22:06,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:22:06,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:22:06,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:22:06,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:22:07,145 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:22:11,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:22:11,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 971 states and 2665 transitions. [2023-12-03 01:22:11,345 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 2665 transitions. [2023-12-03 01:22:11,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 01:22:11,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:22:11,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:22:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:22:11,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 01:22:11,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:22:12,591 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 01:22:24,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:22:24,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2686 states to 979 states and 2678 transitions. [2023-12-03 01:22:24,240 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 2678 transitions. [2023-12-03 01:22:24,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 01:22:24,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:22:24,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:22:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:22:24,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:22:24,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:22:27,342 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:23:00,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:23:00,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 1009 states and 2729 transitions. [2023-12-03 01:23:00,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 2729 transitions. [2023-12-03 01:23:00,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 01:23:00,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:23:00,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:23:00,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:23:00,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:23:00,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:23:00,233 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 01:23:09,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:23:09,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 1016 states and 2756 transitions. [2023-12-03 01:23:09,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2756 transitions. [2023-12-03 01:23:09,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 01:23:09,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:23:09,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:23:09,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:23:09,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:23:09,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:23:09,714 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 01:23:15,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:23:15,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 1018 states and 2767 transitions. [2023-12-03 01:23:15,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 2767 transitions. [2023-12-03 01:23:15,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 01:23:15,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:23:15,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:23:15,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:23:15,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:23:15,733 INFO L285 TraceCheckSpWp]: Computing forward predicates...