./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound5.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_e112359a-8f74-4c0d-8922-be0b20fac2d9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e112359a-8f74-4c0d-8922-be0b20fac2d9/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_e112359a-8f74-4c0d-8922-be0b20fac2d9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e112359a-8f74-4c0d-8922-be0b20fac2d9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e112359a-8f74-4c0d-8922-be0b20fac2d9/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_e112359a-8f74-4c0d-8922-be0b20fac2d9/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 a27e222af80a0e7079fd1845c98cd202d89805160fe537f012a3762f02f5a114 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:10:33,784 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:10:33,847 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e112359a-8f74-4c0d-8922-be0b20fac2d9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:10:33,852 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:10:33,853 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:10:33,876 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:10:33,877 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:10:33,877 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:10:33,878 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:10:33,879 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:10:33,879 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:10:33,880 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:10:33,880 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:10:33,881 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:10:33,881 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:10:33,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:10:33,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:10:33,883 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:10:33,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:10:33,884 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:10:33,884 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:10:33,885 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:10:33,886 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:10:33,886 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:10:33,887 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:10:33,887 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:10:33,887 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:10:33,888 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:10:33,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:10:33,889 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:10:33,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:10:33,889 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:10:33,890 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:10:33,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:10:33,890 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:10:33,890 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_e112359a-8f74-4c0d-8922-be0b20fac2d9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e112359a-8f74-4c0d-8922-be0b20fac2d9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a27e222af80a0e7079fd1845c98cd202d89805160fe537f012a3762f02f5a114 [2023-12-03 03:10:34,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:10:34,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:10:34,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:10:34,140 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:10:34,140 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:10:34,142 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e112359a-8f74-4c0d-8922-be0b20fac2d9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound5.c [2023-12-03 03:10:36,899 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:10:37,055 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:10:37,055 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e112359a-8f74-4c0d-8922-be0b20fac2d9/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound5.c [2023-12-03 03:10:37,063 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e112359a-8f74-4c0d-8922-be0b20fac2d9/bin/ukojak-verify-Qdu7aM0XO9/data/540207632/e7b0897b8de9486590d21770033ac508/FLAGfeef0c5d4 [2023-12-03 03:10:37,077 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e112359a-8f74-4c0d-8922-be0b20fac2d9/bin/ukojak-verify-Qdu7aM0XO9/data/540207632/e7b0897b8de9486590d21770033ac508 [2023-12-03 03:10:37,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:10:37,081 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:10:37,083 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:10:37,083 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:10:37,087 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:10:37,087 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:10:37" (1/1) ... [2023-12-03 03:10:37,088 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10615ccd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:10:37, skipping insertion in model container [2023-12-03 03:10:37,088 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:10:37" (1/1) ... [2023-12-03 03:10:37,109 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:10:37,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:10:37,282 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:10:37,303 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:10:37,317 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:10:37,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:10:37 WrapperNode [2023-12-03 03:10:37,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:10:37,319 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:10:37,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:10:37,320 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:10:37,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:10:37" (1/1) ... [2023-12-03 03:10:37,334 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:10:37" (1/1) ... [2023-12-03 03:10:37,359 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2023-12-03 03:10:37,359 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:10:37,360 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:10:37,360 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:10:37,360 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:10:37,369 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:10:37" (1/1) ... [2023-12-03 03:10:37,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:10:37" (1/1) ... [2023-12-03 03:10:37,371 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:10:37" (1/1) ... [2023-12-03 03:10:37,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:10:37" (1/1) ... [2023-12-03 03:10:37,375 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:10:37" (1/1) ... [2023-12-03 03:10:37,379 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:10:37" (1/1) ... [2023-12-03 03:10:37,380 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:10:37" (1/1) ... [2023-12-03 03:10:37,381 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:10:37" (1/1) ... [2023-12-03 03:10:37,383 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:10:37,384 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:10:37,384 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:10:37,385 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:10:37,385 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:10:37" (1/1) ... [2023-12-03 03:10:37,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:10:37,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e112359a-8f74-4c0d-8922-be0b20fac2d9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:10:37,418 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e112359a-8f74-4c0d-8922-be0b20fac2d9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:10:37,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e112359a-8f74-4c0d-8922-be0b20fac2d9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:10:37,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:10:37,456 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:10:37,457 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:10:37,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:10:37,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:10:37,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:10:37,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:10:37,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:10:37,518 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:10:37,520 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:10:37,826 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:10:37,857 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:10:37,857 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:10:37,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:10:37 BoogieIcfgContainer [2023-12-03 03:10:37,859 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:10:37,860 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:10:37,860 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:10:37,867 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:10:37,867 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:10:37" (1/1) ... [2023-12-03 03:10:37,874 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:10:37,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:37,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 104 states and 112 transitions. [2023-12-03 03:10:37,920 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 112 transitions. [2023-12-03 03:10:37,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 03:10:37,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:37,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:38,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:10:38,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:38,163 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:10:38,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:38,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 106 states and 117 transitions. [2023-12-03 03:10:38,294 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 117 transitions. [2023-12-03 03:10:38,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 03:10:38,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:38,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:38,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 03:10:38,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:38,462 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 03:10:38,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:38,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 109 states and 125 transitions. [2023-12-03 03:10:38,808 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2023-12-03 03:10:38,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:10:38,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:38,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:38,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:38,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:10:38,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:38,926 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:10:39,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:39,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 113 states and 134 transitions. [2023-12-03 03:10:39,170 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 134 transitions. [2023-12-03 03:10:39,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:10:39,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:39,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:39,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:10:39,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:39,270 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 03:10:39,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:39,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 118 states and 144 transitions. [2023-12-03 03:10:39,633 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 144 transitions. [2023-12-03 03:10:39,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:10:39,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:39,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:39,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:10:39,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:39,738 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 03:10:40,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:40,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 124 states and 156 transitions. [2023-12-03 03:10:40,262 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 156 transitions. [2023-12-03 03:10:40,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:10:40,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:40,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:40,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:10:40,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:40,385 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 03:10:42,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:42,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 131 states and 170 transitions. [2023-12-03 03:10:42,049 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 170 transitions. [2023-12-03 03:10:42,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:10:42,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:42,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:42,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:42,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 03:10:42,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:42,178 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 03:10:43,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:43,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 139 states and 186 transitions. [2023-12-03 03:10:43,320 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 186 transitions. [2023-12-03 03:10:43,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:10:43,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:43,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:43,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:43,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 03:10:43,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:43,446 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 03:10:43,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:43,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 187 transitions. [2023-12-03 03:10:43,475 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 187 transitions. [2023-12-03 03:10:43,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:10:43,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:43,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:43,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:43,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:10:43,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:43,558 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 03:10:43,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:43,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 143 states and 192 transitions. [2023-12-03 03:10:43,795 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 192 transitions. [2023-12-03 03:10:43,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:10:43,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:43,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:43,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:10:43,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:43,872 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 03:10:44,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:44,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 142 states and 191 transitions. [2023-12-03 03:10:44,013 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 191 transitions. [2023-12-03 03:10:44,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:10:44,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:44,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:44,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:10:44,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:44,374 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 03:10:46,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:46,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 151 states and 209 transitions. [2023-12-03 03:10:46,965 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 209 transitions. [2023-12-03 03:10:46,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:10:46,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:46,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:46,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:46,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:10:46,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:47,044 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 03:10:47,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:47,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 150 states and 208 transitions. [2023-12-03 03:10:47,157 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 208 transitions. [2023-12-03 03:10:47,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:10:47,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:47,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:47,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:47,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:10:47,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:47,519 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 03:10:52,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:52,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 161 states and 230 transitions. [2023-12-03 03:10:52,330 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 230 transitions. [2023-12-03 03:10:52,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:10:52,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:52,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:52,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:52,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:10:52,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:52,387 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 03:10:52,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:52,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 164 states and 234 transitions. [2023-12-03 03:10:52,438 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 234 transitions. [2023-12-03 03:10:52,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:10:52,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:52,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:52,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:10:52,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:52,533 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 03:10:52,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:52,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 163 states and 233 transitions. [2023-12-03 03:10:52,622 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 233 transitions. [2023-12-03 03:10:52,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:10:52,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:52,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:52,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:52,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:10:52,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:52,679 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 03:10:53,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:53,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 166 states and 237 transitions. [2023-12-03 03:10:53,013 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 237 transitions. [2023-12-03 03:10:53,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:10:53,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:53,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:53,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:53,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:10:53,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:53,379 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 03:10:58,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:58,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 177 states and 259 transitions. [2023-12-03 03:10:58,371 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 259 transitions. [2023-12-03 03:10:58,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:10:58,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:58,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:58,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:58,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:10:58,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:59,032 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:11:13,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:13,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 182 states and 269 transitions. [2023-12-03 03:11:13,963 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 269 transitions. [2023-12-03 03:11:13,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 03:11:13,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:13,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:13,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:11:13,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:14,013 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 03:11:14,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:14,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 185 states and 273 transitions. [2023-12-03 03:11:14,065 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 273 transitions. [2023-12-03 03:11:14,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 03:11:14,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:14,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:14,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:11:14,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:14,489 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 03:11:20,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:20,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 198 states and 300 transitions. [2023-12-03 03:11:20,126 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 300 transitions. [2023-12-03 03:11:20,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 03:11:20,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:20,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:20,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:11:20,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:20,355 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:11:24,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:24,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 210 states and 324 transitions. [2023-12-03 03:11:24,545 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 324 transitions. [2023-12-03 03:11:24,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 03:11:24,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:24,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:24,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:11:24,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:24,737 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 03:11:27,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:27,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 214 states and 331 transitions. [2023-12-03 03:11:27,465 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 331 transitions. [2023-12-03 03:11:27,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:11:27,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:27,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:27,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:27,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:28,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:11:38,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:38,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 213 states and 330 transitions. [2023-12-03 03:11:38,767 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 330 transitions. [2023-12-03 03:11:38,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:11:38,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:38,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:38,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:38,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:11:38,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:38,817 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 03:11:39,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:39,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 217 states and 337 transitions. [2023-12-03 03:11:39,559 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 337 transitions. [2023-12-03 03:11:39,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:11:39,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:39,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:39,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:39,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:11:39,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:39,931 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:11:43,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:43,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 230 states and 361 transitions. [2023-12-03 03:11:43,562 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 361 transitions. [2023-12-03 03:11:43,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:11:43,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:43,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:43,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 03:11:43,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:44,154 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:11:48,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:48,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 244 states and 386 transitions. [2023-12-03 03:11:48,181 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 386 transitions. [2023-12-03 03:11:48,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:11:48,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:48,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:48,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:48,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:48,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:48,292 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 03:11:52,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:52,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 249 states and 396 transitions. [2023-12-03 03:11:52,450 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 396 transitions. [2023-12-03 03:11:52,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:11:52,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:52,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:52,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:52,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:11:52,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:52,495 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 03:11:53,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:53,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 253 states and 402 transitions. [2023-12-03 03:11:53,537 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 402 transitions. [2023-12-03 03:11:53,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:11:53,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:53,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:53,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:11:53,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:53,975 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:11:58,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:58,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 268 states and 429 transitions. [2023-12-03 03:11:58,211 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 429 transitions. [2023-12-03 03:11:58,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:11:58,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:58,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:58,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:58,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:11:58,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:59,435 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 03:12:04,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:04,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 280 states and 451 transitions. [2023-12-03 03:12:04,182 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 451 transitions. [2023-12-03 03:12:04,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:12:04,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:04,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:04,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:12:04,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:04,375 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 03:12:09,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:09,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 286 states and 466 transitions. [2023-12-03 03:12:09,133 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 466 transitions. [2023-12-03 03:12:09,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 03:12:09,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:09,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:09,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:09,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:12:09,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:10,324 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 03:12:13,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:13,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 290 states and 471 transitions. [2023-12-03 03:12:13,012 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 471 transitions. [2023-12-03 03:12:13,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 03:12:13,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:13,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:13,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:12:13,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:14,399 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 03:12:19,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:19,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 296 states and 483 transitions. [2023-12-03 03:12:19,173 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 483 transitions. [2023-12-03 03:12:19,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 03:12:19,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:19,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:19,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:12:19,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:20,302 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 03:12:28,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:28,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 308 states and 510 transitions. [2023-12-03 03:12:28,372 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 510 transitions. [2023-12-03 03:12:28,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:12:28,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:28,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:28,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:28,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:12:28,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:29,571 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 03:12:32,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:32,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 312 states and 515 transitions. [2023-12-03 03:12:32,087 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 515 transitions. [2023-12-03 03:12:32,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:12:32,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:32,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:32,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:12:32,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:32,952 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 03:12:39,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:39,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 319 states and 533 transitions. [2023-12-03 03:12:39,940 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 533 transitions. [2023-12-03 03:12:39,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:12:39,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:39,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:39,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:39,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 03:12:39,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:40,552 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:12:44,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:44,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 325 states and 545 transitions. [2023-12-03 03:12:44,254 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 545 transitions. [2023-12-03 03:12:44,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:12:44,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:44,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:44,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:44,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:12:44,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:44,412 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 03:12:45,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:45,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 326 states and 547 transitions. [2023-12-03 03:12:45,207 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 547 transitions. [2023-12-03 03:12:45,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:12:45,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:45,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:45,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:12:45,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:45,809 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:12:53,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:53,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 329 states and 552 transitions. [2023-12-03 03:12:53,336 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 552 transitions. [2023-12-03 03:12:53,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:12:53,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:53,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:53,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:53,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 03:12:53,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:54,220 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:12:58,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:58,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 336 states and 564 transitions. [2023-12-03 03:12:58,127 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 564 transitions. [2023-12-03 03:12:58,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:12:58,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:58,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:58,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:58,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:12:58,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:58,223 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 03:12:58,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:58,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 338 states and 567 transitions. [2023-12-03 03:12:58,648 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 567 transitions. [2023-12-03 03:12:58,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:12:58,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:58,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:58,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:58,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:12:58,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:59,431 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:13:08,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:08,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 344 states and 590 transitions. [2023-12-03 03:13:08,716 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 590 transitions. [2023-12-03 03:13:08,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:13:08,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:08,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:08,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 03:13:08,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:09,417 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 03:13:15,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:15,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 350 states and 604 transitions. [2023-12-03 03:13:15,923 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 604 transitions. [2023-12-03 03:13:15,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:13:15,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:15,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:15,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 03:13:15,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:16,820 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:13:17,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:17,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 351 states and 604 transitions. [2023-12-03 03:13:17,859 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 604 transitions. [2023-12-03 03:13:17,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 03:13:17,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:17,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:17,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 03:13:17,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:18,269 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:13:21,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:21,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 361 states and 618 transitions. [2023-12-03 03:13:21,549 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 618 transitions. [2023-12-03 03:13:21,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 03:13:21,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:21,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:21,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 03:13:21,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:22,546 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:13:31,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:31,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 371 states and 645 transitions. [2023-12-03 03:13:31,801 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 645 transitions. [2023-12-03 03:13:31,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 03:13:31,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:31,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:31,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:31,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:13:31,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:32,368 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:13:34,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:34,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 374 states and 648 transitions. [2023-12-03 03:13:34,620 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 648 transitions. [2023-12-03 03:13:34,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 03:13:34,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:34,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:34,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 03:13:34,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:35,782 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:13:40,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:40,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 379 states and 663 transitions. [2023-12-03 03:13:40,611 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 663 transitions. [2023-12-03 03:13:40,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 03:13:40,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:40,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:40,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:40,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 03:13:40,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:41,528 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 03:13:43,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:43,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 389 states and 676 transitions. [2023-12-03 03:13:43,747 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 676 transitions. [2023-12-03 03:13:43,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 03:13:43,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:43,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:43,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:43,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:13:43,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:44,454 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:13:47,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:47,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 393 states and 689 transitions. [2023-12-03 03:13:47,803 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 689 transitions. [2023-12-03 03:13:47,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 03:13:47,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:47,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:47,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:47,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:13:47,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:47,947 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:13:49,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:49,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 396 states and 697 transitions. [2023-12-03 03:13:49,006 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 697 transitions. [2023-12-03 03:13:49,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 03:13:49,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:49,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:49,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:13:49,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:49,142 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:13:49,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:49,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 397 states and 697 transitions. [2023-12-03 03:13:49,708 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 697 transitions. [2023-12-03 03:13:49,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 03:13:49,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:49,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:49,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 03:13:49,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:50,530 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:13:52,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:52,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 399 states and 699 transitions. [2023-12-03 03:13:52,264 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 699 transitions. [2023-12-03 03:13:52,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 03:13:52,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:52,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:52,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:52,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:13:52,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:52,318 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 03:13:55,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:55,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 410 states and 715 transitions. [2023-12-03 03:13:55,084 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 715 transitions. [2023-12-03 03:13:55,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:13:55,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:55,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:55,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:55,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:13:55,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:56,025 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 03:13:58,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:58,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 421 states and 728 transitions. [2023-12-03 03:13:58,178 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 728 transitions. [2023-12-03 03:13:58,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:13:58,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:58,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:58,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:58,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 03:13:58,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:59,260 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:14:02,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:02,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 427 states and 744 transitions. [2023-12-03 03:14:02,857 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 744 transitions. [2023-12-03 03:14:02,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:14:02,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:02,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:02,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 03:14:02,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:14:03,063 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:14:03,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:03,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 428 states and 744 transitions. [2023-12-03 03:14:03,644 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 744 transitions. [2023-12-03 03:14:03,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:14:03,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:03,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:03,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:03,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:14:03,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:14:06,163 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:14:08,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:08,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 429 states and 745 transitions. [2023-12-03 03:14:08,639 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 745 transitions. [2023-12-03 03:14:08,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:14:08,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:08,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:08,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:14:08,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:14:08,683 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 03:14:11,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:11,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 440 states and 761 transitions. [2023-12-03 03:14:11,815 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 761 transitions. [2023-12-03 03:14:11,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 03:14:11,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:11,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:11,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:11,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:14:11,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:14:12,998 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 03:14:18,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:18,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 452 states and 785 transitions. [2023-12-03 03:14:18,978 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 785 transitions. [2023-12-03 03:14:18,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 03:14:18,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:18,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:19,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:14:19,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:14:20,917 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:14:24,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:24,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 457 states and 795 transitions. [2023-12-03 03:14:24,444 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 795 transitions. [2023-12-03 03:14:24,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 03:14:24,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:24,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:24,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:14:24,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:14:24,763 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:14:25,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:25,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 458 states and 795 transitions. [2023-12-03 03:14:25,487 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 795 transitions. [2023-12-03 03:14:25,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 03:14:25,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:25,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:25,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:25,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 03:14:25,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:14:26,913 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:14:50,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:50,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 465 states and 812 transitions. [2023-12-03 03:14:50,023 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 812 transitions. [2023-12-03 03:14:50,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 03:14:50,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:50,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:50,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:50,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:14:50,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:14:50,075 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:15:13,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:15:13,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 480 states and 838 transitions. [2023-12-03 03:15:13,483 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 838 transitions. [2023-12-03 03:15:13,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 03:15:13,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:15:13,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:15:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:15:13,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 03:15:13,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:15:15,324 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:15:41,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:15:41,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 487 states and 856 transitions. [2023-12-03 03:15:41,412 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 856 transitions. [2023-12-03 03:15:41,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 03:15:41,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:15:41,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:15:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:15:41,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 03:15:41,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:15:41,671 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:15:43,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:15:43,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 491 states and 862 transitions. [2023-12-03 03:15:43,961 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 862 transitions. [2023-12-03 03:15:43,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 03:15:43,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:15:43,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:15:43,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:15:43,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 03:15:43,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:15:44,238 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:15:44,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:15:44,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 492 states and 862 transitions. [2023-12-03 03:15:44,944 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 862 transitions. [2023-12-03 03:15:44,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 03:15:44,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:15:44,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:15:44,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:15:44,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:15:44,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:15:44,995 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:15:55,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:15:55,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 506 states and 884 transitions. [2023-12-03 03:15:55,516 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 884 transitions. [2023-12-03 03:15:55,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 03:15:55,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:15:55,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:15:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:15:55,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:15:55,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:15:55,567 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:16:35,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:35,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 519 states and 908 transitions. [2023-12-03 03:16:35,286 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 908 transitions. [2023-12-03 03:16:35,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 03:16:35,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:35,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:35,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:35,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 03:16:35,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:16:35,892 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:16:41,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:41,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 524 states and 922 transitions. [2023-12-03 03:16:41,010 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 922 transitions. [2023-12-03 03:16:41,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 03:16:41,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:41,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:41,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:41,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:16:41,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:16:41,064 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:16:43,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:43,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 531 states and 931 transitions. [2023-12-03 03:16:43,854 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 931 transitions. [2023-12-03 03:16:43,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 03:16:43,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:43,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:43,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:43,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:16:43,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:16:43,912 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:16:49,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:49,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 538 states and 945 transitions. [2023-12-03 03:16:49,130 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 945 transitions. [2023-12-03 03:16:49,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 03:16:49,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:49,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:49,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:49,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:16:49,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:16:49,175 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:16:51,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:51,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 542 states and 952 transitions. [2023-12-03 03:16:51,775 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 952 transitions. [2023-12-03 03:16:51,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 03:16:51,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:51,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:51,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:16:51,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:16:51,827 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:16:53,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:53,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 543 states and 952 transitions. [2023-12-03 03:16:53,146 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 952 transitions. [2023-12-03 03:16:53,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 03:16:53,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:53,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:53,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:16:53,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:16:53,199 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:17:05,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:05,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 550 states and 966 transitions. [2023-12-03 03:17:05,862 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 966 transitions. [2023-12-03 03:17:05,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 03:17:05,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:05,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:05,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:05,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 03:17:05,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:06,676 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:17:12,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:12,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 553 states and 988 transitions. [2023-12-03 03:17:12,293 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 988 transitions. [2023-12-03 03:17:12,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 03:17:12,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:12,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:12,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:12,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:17:12,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:12,344 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:17:22,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:22,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 560 states and 1002 transitions. [2023-12-03 03:17:22,970 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1002 transitions. [2023-12-03 03:17:22,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 03:17:22,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:22,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:22,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:22,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:17:22,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:23,025 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:17:25,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:25,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 564 states and 1010 transitions. [2023-12-03 03:17:25,153 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1010 transitions. [2023-12-03 03:17:25,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 03:17:25,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:25,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:25,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:25,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:17:25,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:25,205 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:17:26,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:26,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 565 states and 1010 transitions. [2023-12-03 03:17:26,425 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1010 transitions. [2023-12-03 03:17:26,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 03:17:26,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:26,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:26,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 03:17:26,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:26,586 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:17:29,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:29,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 568 states and 1020 transitions. [2023-12-03 03:17:29,585 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1020 transitions. [2023-12-03 03:17:29,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 03:17:29,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:29,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:29,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:29,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 03:17:29,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:29,735 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:17:30,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:30,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 571 states and 1028 transitions. [2023-12-03 03:17:30,677 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1028 transitions. [2023-12-03 03:17:30,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 03:17:30,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:30,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:30,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:30,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 03:17:30,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:31,729 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:17:34,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:34,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 573 states and 1031 transitions. [2023-12-03 03:17:34,261 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1031 transitions. [2023-12-03 03:17:34,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 03:17:34,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:34,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:34,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 03:17:34,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:35,131 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:17:35,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:35,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 577 states and 1039 transitions. [2023-12-03 03:17:35,855 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1039 transitions. [2023-12-03 03:17:35,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 03:17:35,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:35,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:35,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:35,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:17:35,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:35,911 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 03:17:36,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:36,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 556 states and 1001 transitions. [2023-12-03 03:17:36,026 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1001 transitions. [2023-12-03 03:17:36,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 03:17:36,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:36,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:36,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:36,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 03:17:36,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:38,160 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:17:40,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:40,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 557 states and 1003 transitions. [2023-12-03 03:17:40,116 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1003 transitions. [2023-12-03 03:17:40,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 03:17:40,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:40,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:40,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:40,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 03:17:40,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:40,475 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:17:41,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:41,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 561 states and 1006 transitions. [2023-12-03 03:17:41,239 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1006 transitions. [2023-12-03 03:17:41,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 03:17:41,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:41,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:41,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:17:41,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:42,793 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:17:56,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:56,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 569 states and 1027 transitions. [2023-12-03 03:17:56,900 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1027 transitions. [2023-12-03 03:17:56,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 03:17:56,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:56,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:56,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:56,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 03:17:56,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:58,752 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:18:22,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:18:22,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 576 states and 1044 transitions. [2023-12-03 03:18:22,309 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1044 transitions. [2023-12-03 03:18:22,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 03:18:22,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:18:22,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:18:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:18:22,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 03:18:22,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:18:22,767 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:18:25,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:18:25,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 580 states and 1049 transitions. [2023-12-03 03:18:25,291 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1049 transitions. [2023-12-03 03:18:25,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 03:18:25,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:18:25,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:18:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:18:25,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 03:18:25,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:18:25,774 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:18:26,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:18:26,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 584 states and 1054 transitions. [2023-12-03 03:18:26,574 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1054 transitions. [2023-12-03 03:18:26,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 03:18:26,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:18:26,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:18:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:18:26,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 03:18:26,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:18:27,064 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:18:28,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:18:28,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 585 states and 1054 transitions. [2023-12-03 03:18:28,165 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1054 transitions. [2023-12-03 03:18:28,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 03:18:28,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:18:28,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:18:28,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:18:28,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:18:28,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:18:29,688 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:18:33,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:18:33,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 588 states and 1057 transitions. [2023-12-03 03:18:33,530 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1057 transitions. [2023-12-03 03:18:33,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 03:18:33,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:18:33,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:18:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:18:33,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:18:33,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:18:34,468 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:18:51,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:18:51,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 597 states and 1080 transitions. [2023-12-03 03:18:51,461 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1080 transitions. [2023-12-03 03:18:51,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 03:18:51,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:18:51,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:18:51,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:18:51,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:18:51,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:18:51,524 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:18:55,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:18:55,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 604 states and 1091 transitions. [2023-12-03 03:18:55,977 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1091 transitions. [2023-12-03 03:18:55,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 03:18:55,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:18:55,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:18:55,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:18:55,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:18:55,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:18:56,035 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:18:57,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:18:57,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 608 states and 1096 transitions. [2023-12-03 03:18:57,384 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1096 transitions. [2023-12-03 03:18:57,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 03:18:57,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:18:57,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:18:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:18:57,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:18:57,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:18:57,444 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:19:00,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:19:00,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 612 states and 1103 transitions. [2023-12-03 03:19:00,727 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1103 transitions. [2023-12-03 03:19:00,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 03:19:00,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:19:00,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:19:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:19:00,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:19:00,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:19:00,793 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:19:02,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:19:02,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 613 states and 1103 transitions. [2023-12-03 03:19:02,410 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1103 transitions. [2023-12-03 03:19:02,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:19:02,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:19:02,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:19:02,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:19:02,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:19:02,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:19:03,918 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:19:17,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:19:17,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 617 states and 1114 transitions. [2023-12-03 03:19:17,532 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1114 transitions. [2023-12-03 03:19:17,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:19:17,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:19:17,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:19:17,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:19:17,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:19:17,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:19:18,251 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:19:33,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:19:33,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 621 states and 1126 transitions. [2023-12-03 03:19:33,013 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1126 transitions. [2023-12-03 03:19:33,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:19:33,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:19:33,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:19:33,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:19:33,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:19:33,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:19:33,434 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:19:35,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:19:35,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 624 states and 1134 transitions. [2023-12-03 03:19:35,417 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1134 transitions. [2023-12-03 03:19:35,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:19:35,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:19:35,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:19:35,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:19:35,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:19:35,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:19:35,505 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:19:43,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:19:43,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 629 states and 1145 transitions. [2023-12-03 03:19:43,358 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1145 transitions. [2023-12-03 03:19:43,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:19:43,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:19:43,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:19:43,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:19:43,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:19:43,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:19:43,420 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:19:49,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:19:49,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 636 states and 1156 transitions. [2023-12-03 03:19:49,903 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1156 transitions. [2023-12-03 03:19:49,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:19:49,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:19:49,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:19:49,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:19:49,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:19:49,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:19:49,955 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:19:51,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:19:51,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 640 states and 1161 transitions. [2023-12-03 03:19:51,307 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1161 transitions. [2023-12-03 03:19:51,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:19:51,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:19:51,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:19:51,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:19:51,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:19:51,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:19:51,356 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:19:54,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:19:54,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 644 states and 1168 transitions. [2023-12-03 03:19:54,409 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1168 transitions. [2023-12-03 03:19:54,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:19:54,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:19:54,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:19:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:19:54,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:19:54,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:19:54,472 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:19:56,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:19:56,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 645 states and 1168 transitions. [2023-12-03 03:19:56,015 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1168 transitions. [2023-12-03 03:19:56,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 03:19:56,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:19:56,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:19:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:19:56,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:19:56,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:19:57,103 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:20:00,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:20:00,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 650 states and 1177 transitions. [2023-12-03 03:20:00,863 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1177 transitions. [2023-12-03 03:20:00,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 03:20:00,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:20:00,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:20:00,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:20:00,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:20:00,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:20:01,286 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:20:01,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:20:01,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 653 states and 1185 transitions. [2023-12-03 03:20:01,358 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1185 transitions. [2023-12-03 03:20:01,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 03:20:01,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:20:01,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:20:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:20:01,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:20:01,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:20:01,789 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:20:21,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:20:21,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 664 states and 1217 transitions. [2023-12-03 03:20:21,937 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1217 transitions. [2023-12-03 03:20:21,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 03:20:21,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:20:21,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:20:21,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:20:21,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:20:21,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:20:22,164 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:20:39,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:20:39,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 672 states and 1239 transitions. [2023-12-03 03:20:39,787 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1239 transitions. [2023-12-03 03:20:39,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 03:20:39,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:20:39,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:20:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:20:39,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:20:39,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:20:40,800 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:20:49,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:20:49,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 676 states and 1250 transitions. [2023-12-03 03:20:49,846 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1250 transitions. [2023-12-03 03:20:49,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 03:20:49,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:20:49,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:20:49,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:20:49,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:20:49,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:20:50,312 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:20:57,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:20:57,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 678 states and 1254 transitions. [2023-12-03 03:20:57,779 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1254 transitions. [2023-12-03 03:20:57,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 03:20:57,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:20:57,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:20:57,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:20:57,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:20:57,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:20:57,920 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:21:08,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:21:08,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 680 states and 1258 transitions. [2023-12-03 03:21:08,098 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1258 transitions. [2023-12-03 03:21:08,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 03:21:08,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:21:08,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:21:08,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:21:08,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:21:08,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:21:08,309 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:21:13,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:21:13,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 685 states and 1267 transitions. [2023-12-03 03:21:13,742 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1267 transitions. [2023-12-03 03:21:13,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 03:21:13,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:21:13,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:21:13,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:21:13,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:21:13,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:21:14,524 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:21:26,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:21:26,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 691 states and 1278 transitions. [2023-12-03 03:21:26,706 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1278 transitions. [2023-12-03 03:21:26,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 03:21:26,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:21:26,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:21:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:21:26,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:21:26,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:21:27,169 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:21:32,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:21:32,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 693 states and 1280 transitions. [2023-12-03 03:21:32,686 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1280 transitions. [2023-12-03 03:21:32,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 03:21:32,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:21:32,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:21:32,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:21:32,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:21:32,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:21:34,690 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:21:39,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:21:39,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 696 states and 1284 transitions. [2023-12-03 03:21:39,547 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1284 transitions. [2023-12-03 03:21:39,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 03:21:39,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:21:39,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:21:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:21:39,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:21:39,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:21:42,917 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:22:31,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:22:31,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 705 states and 1305 transitions. [2023-12-03 03:22:31,319 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1305 transitions. [2023-12-03 03:22:31,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 03:22:31,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:22:31,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:22:31,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:22:31,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:22:31,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:22:31,374 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:22:56,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:22:56,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 711 states and 1318 transitions. [2023-12-03 03:22:56,584 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1318 transitions. [2023-12-03 03:22:56,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 03:22:56,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:22:56,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:22:56,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:22:56,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:22:56,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:22:56,631 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:23:00,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:23:00,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 713 states and 1323 transitions. [2023-12-03 03:23:00,680 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1323 transitions. [2023-12-03 03:23:00,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 03:23:00,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:23:00,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:23:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:23:00,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:23:00,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:23:00,725 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:23:24,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:23:24,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 717 states and 1337 transitions. [2023-12-03 03:23:24,791 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1337 transitions. [2023-12-03 03:23:24,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 03:23:24,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:23:24,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:23:24,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:23:24,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 03:23:24,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:23:26,773 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:23:42,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:23:42,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 729 states and 1365 transitions. [2023-12-03 03:23:42,689 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1365 transitions. [2023-12-03 03:23:42,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 03:23:42,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:23:42,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:23:42,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:23:42,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 03:23:42,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:23:42,856 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:23:58,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:23:58,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 733 states and 1373 transitions. [2023-12-03 03:23:58,126 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1373 transitions. [2023-12-03 03:23:58,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 03:23:58,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:23:58,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:23:58,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:23:58,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:23:58,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:23:59,993 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:24:11,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:11,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 737 states and 1380 transitions. [2023-12-03 03:24:11,248 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1380 transitions. [2023-12-03 03:24:11,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 03:24:11,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:11,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:11,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:24:11,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:11,314 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:24:11,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:11,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 740 states and 1385 transitions. [2023-12-03 03:24:11,641 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1385 transitions. [2023-12-03 03:24:11,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 03:24:11,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:11,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:11,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:11,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:24:11,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:11,952 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:24:22,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:22,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 743 states and 1394 transitions. [2023-12-03 03:24:22,300 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1394 transitions. [2023-12-03 03:24:22,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 03:24:22,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:22,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:22,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:22,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 03:24:22,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:22,476 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:24:30,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:30,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 749 states and 1403 transitions. [2023-12-03 03:24:30,881 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1403 transitions. [2023-12-03 03:24:30,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 03:24:30,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:30,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:30,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:30,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:24:30,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:31,557 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:24:43,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:43,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 753 states and 1413 transitions. [2023-12-03 03:24:43,952 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1413 transitions. [2023-12-03 03:24:43,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 03:24:43,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:43,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:43,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:43,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:24:43,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:45,320 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.