./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2359594-870c-426b-8535-4ac03cd809d9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2359594-870c-426b-8535-4ac03cd809d9/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_c2359594-870c-426b-8535-4ac03cd809d9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2359594-870c-426b-8535-4ac03cd809d9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2359594-870c-426b-8535-4ac03cd809d9/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_c2359594-870c-426b-8535-4ac03cd809d9/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 386c3e7d1ea789c9c3d2e7e38148627ea5f6d60be4bd0eecc87000a545db7275 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:15:59,483 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:15:59,579 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2359594-870c-426b-8535-4ac03cd809d9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 00:15:59,583 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:15:59,583 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:15:59,606 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:15:59,607 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:15:59,608 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:15:59,609 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:15:59,609 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:15:59,610 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:15:59,610 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:15:59,611 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:15:59,611 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:15:59,612 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:15:59,612 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:15:59,613 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:15:59,613 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:15:59,614 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:15:59,614 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:15:59,615 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:15:59,615 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:15:59,616 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:15:59,616 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:15:59,617 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:15:59,617 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:15:59,618 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:15:59,618 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:15:59,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:15:59,619 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:15:59,619 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:15:59,620 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:15:59,620 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:15:59,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:15:59,620 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:15:59,621 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_c2359594-870c-426b-8535-4ac03cd809d9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2359594-870c-426b-8535-4ac03cd809d9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 386c3e7d1ea789c9c3d2e7e38148627ea5f6d60be4bd0eecc87000a545db7275 [2023-12-03 00:15:59,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:15:59,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:15:59,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:15:59,875 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:15:59,876 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:15:59,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2359594-870c-426b-8535-4ac03cd809d9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound10.c [2023-12-03 00:16:02,590 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:16:02,751 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:16:02,752 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2359594-870c-426b-8535-4ac03cd809d9/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound10.c [2023-12-03 00:16:02,759 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2359594-870c-426b-8535-4ac03cd809d9/bin/ukojak-verify-Qdu7aM0XO9/data/a1b777c97/abfa75d148844ce588f48d2b5444f906/FLAGdb43cebf0 [2023-12-03 00:16:02,773 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2359594-870c-426b-8535-4ac03cd809d9/bin/ukojak-verify-Qdu7aM0XO9/data/a1b777c97/abfa75d148844ce588f48d2b5444f906 [2023-12-03 00:16:02,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:16:02,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:16:02,776 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:16:02,777 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:16:02,780 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:16:02,781 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:16:02" (1/1) ... [2023-12-03 00:16:02,782 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56dcc1dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:16:02, skipping insertion in model container [2023-12-03 00:16:02,782 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:16:02" (1/1) ... [2023-12-03 00:16:02,799 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:16:02,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:16:02,937 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:16:02,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:16:02,966 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:16:02,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:16:02 WrapperNode [2023-12-03 00:16:02,966 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:16:02,967 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:16:02,967 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:16:02,967 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:16:02,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:16:02" (1/1) ... [2023-12-03 00:16:02,979 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:16:02" (1/1) ... [2023-12-03 00:16:02,994 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2023-12-03 00:16:02,994 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:16:02,995 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:16:02,995 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:16:02,995 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:16:03,003 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:16:02" (1/1) ... [2023-12-03 00:16:03,003 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:16:02" (1/1) ... [2023-12-03 00:16:03,004 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:16:02" (1/1) ... [2023-12-03 00:16:03,004 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:16:02" (1/1) ... [2023-12-03 00:16:03,009 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:16:02" (1/1) ... [2023-12-03 00:16:03,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:16:02" (1/1) ... [2023-12-03 00:16:03,013 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:16:02" (1/1) ... [2023-12-03 00:16:03,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:16:02" (1/1) ... [2023-12-03 00:16:03,016 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:16:03,017 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:16:03,017 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:16:03,017 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:16:03,018 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:16:02" (1/1) ... [2023-12-03 00:16:03,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:16:03,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2359594-870c-426b-8535-4ac03cd809d9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:16:03,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2359594-870c-426b-8535-4ac03cd809d9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:16:03,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2359594-870c-426b-8535-4ac03cd809d9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:16:03,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:16:03,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:16:03,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:16:03,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:16:03,067 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 00:16:03,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 00:16:03,120 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:16:03,122 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:16:03,250 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:16:03,291 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:16:03,291 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:16:03,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:16:03 BoogieIcfgContainer [2023-12-03 00:16:03,293 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:16:03,294 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:16:03,294 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:16:03,301 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:16:03,301 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:16:03" (1/1) ... [2023-12-03 00:16:03,308 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:16:03,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:03,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2023-12-03 00:16:03,348 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-12-03 00:16:03,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 00:16:03,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:03,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:03,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:16:03,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:03,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2023-12-03 00:16:03,473 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-12-03 00:16:03,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:16:03,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:03,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:03,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:16:03,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:03,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:16:03,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:03,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-12-03 00:16:03,558 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-12-03 00:16:03,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:16:03,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:03,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:03,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:03,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:16:03,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:03,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:16:03,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:03,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2023-12-03 00:16:03,602 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2023-12-03 00:16:03,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:16:03,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:03,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:03,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:16:03,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:03,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:16:03,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:03,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2023-12-03 00:16:03,691 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2023-12-03 00:16:03,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:16:03,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:03,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:03,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:16:03,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:03,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:16:03,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:03,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 32 transitions. [2023-12-03 00:16:03,941 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2023-12-03 00:16:03,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:16:03,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:03,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:03,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:16:03,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:03,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:16:04,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:04,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 38 transitions. [2023-12-03 00:16:04,077 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-12-03 00:16:04,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:16:04,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:04,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:04,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:16:04,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:04,143 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:16:04,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:04,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 42 transitions. [2023-12-03 00:16:04,230 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2023-12-03 00:16:04,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 00:16:04,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:04,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:04,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:04,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:16:04,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:04,306 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:16:04,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:04,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 48 transitions. [2023-12-03 00:16:04,444 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2023-12-03 00:16:04,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 00:16:04,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:04,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:04,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:16:04,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:04,524 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:16:04,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:04,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 51 transitions. [2023-12-03 00:16:04,617 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2023-12-03 00:16:04,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 00:16:04,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:04,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:04,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:16:04,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:04,705 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:16:04,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:04,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 57 transitions. [2023-12-03 00:16:04,858 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2023-12-03 00:16:04,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 00:16:04,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:04,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:04,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 00:16:04,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:04,996 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:16:05,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:05,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 60 transitions. [2023-12-03 00:16:05,105 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 60 transitions. [2023-12-03 00:16:05,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 00:16:05,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:05,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:05,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:05,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:16:05,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:05,202 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:16:05,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:05,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 66 transitions. [2023-12-03 00:16:05,383 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 66 transitions. [2023-12-03 00:16:05,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 00:16:05,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:05,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:05,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:05,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:16:05,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:05,491 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:16:05,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:05,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 69 transitions. [2023-12-03 00:16:05,595 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2023-12-03 00:16:05,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 00:16:05,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:05,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:05,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:16:05,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:05,714 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 00:16:05,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:05,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 75 transitions. [2023-12-03 00:16:05,915 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2023-12-03 00:16:05,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 00:16:05,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:05,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:05,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:16:05,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:06,043 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 00:16:06,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:06,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 78 transitions. [2023-12-03 00:16:06,176 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2023-12-03 00:16:06,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 00:16:06,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:06,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:06,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:06,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:16:06,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:06,324 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 00:16:06,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:06,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 67 states and 84 transitions. [2023-12-03 00:16:06,560 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2023-12-03 00:16:06,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 00:16:06,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:06,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:06,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 00:16:06,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:06,699 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 00:16:06,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:06,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 70 states and 87 transitions. [2023-12-03 00:16:06,835 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2023-12-03 00:16:06,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 00:16:06,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:06,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:06,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 00:16:06,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:06,976 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 00:16:07,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:07,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 74 states and 93 transitions. [2023-12-03 00:16:07,210 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 93 transitions. [2023-12-03 00:16:07,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 00:16:07,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:07,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:07,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 00:16:07,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:07,374 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 00:16:07,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:07,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 77 states and 96 transitions. [2023-12-03 00:16:07,540 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 96 transitions. [2023-12-03 00:16:07,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 00:16:07,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:07,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:07,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:07,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 00:16:07,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:07,686 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 00:16:07,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:07,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 81 states and 102 transitions. [2023-12-03 00:16:07,950 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 102 transitions. [2023-12-03 00:16:07,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 00:16:07,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:07,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:07,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:07,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 00:16:07,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:08,116 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 00:16:08,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:08,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 84 states and 105 transitions. [2023-12-03 00:16:08,276 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 105 transitions. [2023-12-03 00:16:08,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-03 00:16:08,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:08,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:08,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 00:16:08,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:08,454 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 00:16:08,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:08,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 88 states and 111 transitions. [2023-12-03 00:16:08,698 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 111 transitions. [2023-12-03 00:16:08,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-03 00:16:08,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:08,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:08,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:08,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 00:16:08,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:08,887 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 00:16:09,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:09,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 91 states and 114 transitions. [2023-12-03 00:16:09,080 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 114 transitions. [2023-12-03 00:16:09,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 00:16:09,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:09,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:09,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:09,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:16:09,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:09,257 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 00:16:09,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:09,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 95 states and 120 transitions. [2023-12-03 00:16:09,538 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 120 transitions. [2023-12-03 00:16:09,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-03 00:16:09,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:09,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:09,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:09,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 00:16:09,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:09,737 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 00:16:09,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:09,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 98 states and 123 transitions. [2023-12-03 00:16:09,943 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 123 transitions. [2023-12-03 00:16:09,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 00:16:09,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:09,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:09,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:09,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 00:16:09,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:10,098 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 00:16:10,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:10,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 102 states and 129 transitions. [2023-12-03 00:16:10,387 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 129 transitions. [2023-12-03 00:16:10,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-03 00:16:10,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:10,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:10,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 00:16:10,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:10,610 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 418 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 00:16:10,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:10,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 105 states and 132 transitions. [2023-12-03 00:16:10,804 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 132 transitions. [2023-12-03 00:16:10,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-03 00:16:10,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:10,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:10,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:16:10,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:10,999 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 00:16:11,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:11,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 109 states and 138 transitions. [2023-12-03 00:16:11,282 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 138 transitions. [2023-12-03 00:16:11,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-03 00:16:11,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:11,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:11,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 00:16:11,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:11,464 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 498 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 00:16:11,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:11,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 112 states and 141 transitions. [2023-12-03 00:16:11,674 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 141 transitions. [2023-12-03 00:16:11,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 00:16:11,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:11,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:11,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 00:16:11,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:11,882 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 00:16:12,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:12,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 116 states and 147 transitions. [2023-12-03 00:16:12,227 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 147 transitions. [2023-12-03 00:16:12,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-03 00:16:12,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:12,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:12,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 00:16:12,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:12,431 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 00:16:12,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:12,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 119 states and 150 transitions. [2023-12-03 00:16:12,671 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 150 transitions. [2023-12-03 00:16:12,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-03 00:16:12,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:12,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:12,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 00:16:12,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:12,879 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 637 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 00:16:13,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:13,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 123 states and 156 transitions. [2023-12-03 00:16:13,217 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 156 transitions. [2023-12-03 00:16:13,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-03 00:16:13,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:13,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:13,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:13,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 00:16:13,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:13,436 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 679 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 00:16:13,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:13,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 126 states and 159 transitions. [2023-12-03 00:16:13,677 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2023-12-03 00:16:13,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-03 00:16:13,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:13,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:13,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 00:16:13,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:13,919 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 00:16:14,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:14,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 130 states and 165 transitions. [2023-12-03 00:16:14,263 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 165 transitions. [2023-12-03 00:16:14,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-03 00:16:14,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:14,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:14,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:14,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 00:16:14,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:14,510 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 00:16:14,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:14,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 133 states and 168 transitions. [2023-12-03 00:16:14,807 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 168 transitions. [2023-12-03 00:16:14,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-03 00:16:14,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:14,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:14,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:14,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 00:16:14,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:15,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 00:16:15,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:15,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 137 states and 174 transitions. [2023-12-03 00:16:15,423 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 174 transitions. [2023-12-03 00:16:15,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-03 00:16:15,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:15,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:15,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:15,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 00:16:15,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:15,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 888 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 00:16:15,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:15,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 140 states and 177 transitions. [2023-12-03 00:16:15,968 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 177 transitions. [2023-12-03 00:16:15,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-03 00:16:15,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:15,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:16,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:16,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:16:16,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:16,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 0 proven. 952 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-12-03 00:16:16,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:16,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 144 states and 183 transitions. [2023-12-03 00:16:16,739 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 183 transitions. [2023-12-03 00:16:16,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-12-03 00:16:16,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:16,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:16,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:16,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 00:16:16,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:17,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1003 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-12-03 00:16:17,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:17,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 147 states and 186 transitions. [2023-12-03 00:16:17,322 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 186 transitions. [2023-12-03 00:16:17,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-03 00:16:17,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:17,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:17,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:17,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 00:16:17,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:17,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1377 backedges. 0 proven. 1071 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-12-03 00:16:18,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:18,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 151 states and 192 transitions. [2023-12-03 00:16:18,010 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 192 transitions. [2023-12-03 00:16:18,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-03 00:16:18,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:18,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:18,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:18,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 00:16:18,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:18,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1125 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-12-03 00:16:18,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:18,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 154 states and 195 transitions. [2023-12-03 00:16:18,574 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 195 transitions. [2023-12-03 00:16:18,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-03 00:16:18,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:18,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:18,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:18,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 00:16:18,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:18,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1539 backedges. 0 proven. 1197 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-12-03 00:16:19,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:19,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 158 states and 201 transitions. [2023-12-03 00:16:19,372 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 201 transitions. [2023-12-03 00:16:19,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-03 00:16:19,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:19,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:19,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:19,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-03 00:16:19,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:19,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1254 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-12-03 00:16:19,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:19,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 204 transitions. [2023-12-03 00:16:19,983 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 204 transitions. [2023-12-03 00:16:19,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-12-03 00:16:19,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:19,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:20,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:20,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 00:16:20,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:20,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 0 proven. 1330 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-12-03 00:16:20,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:20,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 165 states and 210 transitions. [2023-12-03 00:16:20,767 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2023-12-03 00:16:20,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-12-03 00:16:20,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:20,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:20,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-03 00:16:20,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:21,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1390 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-12-03 00:16:21,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:21,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 168 states and 213 transitions. [2023-12-03 00:16:21,406 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 213 transitions. [2023-12-03 00:16:21,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-03 00:16:21,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:21,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:21,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:21,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 00:16:21,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:21,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 0 proven. 1470 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-03 00:16:22,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:22,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 172 states and 219 transitions. [2023-12-03 00:16:22,190 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 219 transitions. [2023-12-03 00:16:22,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-12-03 00:16:22,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:22,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:22,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:22,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:16:22,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:22,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1533 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-03 00:16:22,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:22,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 175 states and 222 transitions. [2023-12-03 00:16:22,923 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 222 transitions. [2023-12-03 00:16:22,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-03 00:16:22,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:22,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:22,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:22,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 00:16:22,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:23,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2079 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-12-03 00:16:23,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:23,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 179 states and 228 transitions. [2023-12-03 00:16:23,781 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 228 transitions. [2023-12-03 00:16:23,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-03 00:16:23,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:23,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:23,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:23,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-03 00:16:23,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:24,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 1683 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-12-03 00:16:24,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:24,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 182 states and 231 transitions. [2023-12-03 00:16:24,598 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 231 transitions. [2023-12-03 00:16:24,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-03 00:16:24,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:24,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:24,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 00:16:24,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:24,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2277 backedges. 0 proven. 1771 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-12-03 00:16:25,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:25,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 186 states and 237 transitions. [2023-12-03 00:16:25,489 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 237 transitions. [2023-12-03 00:16:25,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-03 00:16:25,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:25,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:25,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:25,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-03 00:16:25,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:25,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 1840 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-12-03 00:16:26,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:26,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 189 states and 240 transitions. [2023-12-03 00:16:26,221 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 240 transitions. [2023-12-03 00:16:26,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-03 00:16:26,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:26,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:26,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:26,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 00:16:26,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:26,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2484 backedges. 0 proven. 1932 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-12-03 00:16:27,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:27,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 193 states and 246 transitions. [2023-12-03 00:16:27,162 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 246 transitions. [2023-12-03 00:16:27,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-12-03 00:16:27,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:27,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:27,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-03 00:16:27,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:27,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2004 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-12-03 00:16:28,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:28,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 196 states and 249 transitions. [2023-12-03 00:16:28,057 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 249 transitions. [2023-12-03 00:16:28,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-12-03 00:16:28,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:28,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:28,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:28,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 00:16:28,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:28,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2700 backedges. 0 proven. 2100 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-12-03 00:16:28,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:28,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 200 states and 255 transitions. [2023-12-03 00:16:28,994 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 255 transitions. [2023-12-03 00:16:28,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-12-03 00:16:28,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:28,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:29,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:29,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-03 00:16:29,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:29,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2175 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-12-03 00:16:29,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:29,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 203 states and 258 transitions. [2023-12-03 00:16:29,803 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 258 transitions. [2023-12-03 00:16:29,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-12-03 00:16:29,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:29,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:29,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:29,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 00:16:29,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:30,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2925 backedges. 0 proven. 2275 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-12-03 00:16:30,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:30,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 207 states and 264 transitions. [2023-12-03 00:16:30,782 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 264 transitions. [2023-12-03 00:16:30,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-12-03 00:16:30,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:30,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:30,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:30,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-03 00:16:30,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:31,183 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 2353 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-12-03 00:16:31,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:31,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 210 states and 267 transitions. [2023-12-03 00:16:31,766 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 267 transitions. [2023-12-03 00:16:31,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-12-03 00:16:31,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:31,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:31,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:31,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-03 00:16:31,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:32,150 INFO L134 CoverageAnalysis]: Checked inductivity of 3159 backedges. 0 proven. 2457 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2023-12-03 00:16:32,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:32,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 214 states and 273 transitions. [2023-12-03 00:16:32,842 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 273 transitions. [2023-12-03 00:16:32,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-12-03 00:16:32,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:32,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:32,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-03 00:16:32,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:33,248 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 2538 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2023-12-03 00:16:33,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:33,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 217 states and 276 transitions. [2023-12-03 00:16:33,815 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 276 transitions. [2023-12-03 00:16:33,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-12-03 00:16:33,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:33,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:33,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:33,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 00:16:33,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:34,176 INFO L134 CoverageAnalysis]: Checked inductivity of 3402 backedges. 0 proven. 2646 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-12-03 00:16:34,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:34,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 221 states and 282 transitions. [2023-12-03 00:16:34,879 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 282 transitions. [2023-12-03 00:16:34,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-12-03 00:16:34,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:34,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:34,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-03 00:16:34,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:35,244 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 2730 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-12-03 00:16:35,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:35,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 224 states and 285 transitions. [2023-12-03 00:16:35,851 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 285 transitions. [2023-12-03 00:16:35,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-12-03 00:16:35,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:35,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:35,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:35,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 00:16:35,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:36,228 INFO L134 CoverageAnalysis]: Checked inductivity of 3654 backedges. 0 proven. 2842 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-12-03 00:16:36,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:36,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 228 states and 291 transitions. [2023-12-03 00:16:36,999 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 291 transitions. [2023-12-03 00:16:36,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-12-03 00:16:37,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:37,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:37,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:37,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-03 00:16:37,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:37,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 2929 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-12-03 00:16:38,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:38,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 231 states and 294 transitions. [2023-12-03 00:16:38,049 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 294 transitions. [2023-12-03 00:16:38,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-12-03 00:16:38,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:38,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:38,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 00:16:38,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:38,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3915 backedges. 0 proven. 3045 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-12-03 00:16:39,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:39,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 235 states and 300 transitions. [2023-12-03 00:16:39,122 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 300 transitions. [2023-12-03 00:16:39,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2023-12-03 00:16:39,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:39,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:39,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-03 00:16:39,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:39,545 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 3135 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-12-03 00:16:40,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:40,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 238 states and 303 transitions. [2023-12-03 00:16:40,195 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 303 transitions. [2023-12-03 00:16:40,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2023-12-03 00:16:40,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:40,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:40,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-03 00:16:40,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:40,568 INFO L134 CoverageAnalysis]: Checked inductivity of 4185 backedges. 0 proven. 3255 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2023-12-03 00:16:41,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:41,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 242 states and 309 transitions. [2023-12-03 00:16:41,340 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 309 transitions. [2023-12-03 00:16:41,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2023-12-03 00:16:41,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:41,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:41,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-03 00:16:41,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:41,759 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 3348 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2023-12-03 00:16:42,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:42,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 245 states and 312 transitions. [2023-12-03 00:16:42,472 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 312 transitions. [2023-12-03 00:16:42,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2023-12-03 00:16:42,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:42,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:42,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:42,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 00:16:42,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:42,867 INFO L134 CoverageAnalysis]: Checked inductivity of 4464 backedges. 0 proven. 3472 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2023-12-03 00:16:43,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:43,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 249 states and 318 transitions. [2023-12-03 00:16:43,801 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 318 transitions. [2023-12-03 00:16:43,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2023-12-03 00:16:43,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:43,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:43,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:43,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-03 00:16:43,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:44,245 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 3568 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2023-12-03 00:16:45,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:45,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 252 states and 321 transitions. [2023-12-03 00:16:45,002 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 321 transitions. [2023-12-03 00:16:45,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2023-12-03 00:16:45,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:45,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:45,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-03 00:16:45,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:45,402 INFO L134 CoverageAnalysis]: Checked inductivity of 4752 backedges. 0 proven. 3696 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2023-12-03 00:16:46,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:46,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 256 states and 327 transitions. [2023-12-03 00:16:46,356 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 327 transitions. [2023-12-03 00:16:46,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-12-03 00:16:46,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:46,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:46,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-03 00:16:46,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:46,779 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 3795 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2023-12-03 00:16:47,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:47,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 259 states and 330 transitions. [2023-12-03 00:16:47,530 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 330 transitions. [2023-12-03 00:16:47,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2023-12-03 00:16:47,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:47,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:47,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 00:16:47,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:47,973 INFO L134 CoverageAnalysis]: Checked inductivity of 5049 backedges. 0 proven. 3927 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2023-12-03 00:16:48,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:48,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 263 states and 336 transitions. [2023-12-03 00:16:48,879 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 336 transitions. [2023-12-03 00:16:48,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2023-12-03 00:16:48,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:48,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:48,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:48,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-03 00:16:48,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:49,320 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 4029 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2023-12-03 00:16:50,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:50,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 266 states and 339 transitions. [2023-12-03 00:16:50,122 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 339 transitions. [2023-12-03 00:16:50,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2023-12-03 00:16:50,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:50,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:50,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:50,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-03 00:16:50,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:50,545 INFO L134 CoverageAnalysis]: Checked inductivity of 5355 backedges. 0 proven. 4165 refuted. 0 times theorem prover too weak. 1190 trivial. 0 not checked. [2023-12-03 00:16:51,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:51,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 270 states and 345 transitions. [2023-12-03 00:16:51,516 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 345 transitions. [2023-12-03 00:16:51,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2023-12-03 00:16:51,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:51,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:51,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-03 00:16:51,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:51,969 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 4270 refuted. 0 times theorem prover too weak. 1190 trivial. 0 not checked. [2023-12-03 00:16:52,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:52,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 273 states and 348 transitions. [2023-12-03 00:16:52,756 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 348 transitions. [2023-12-03 00:16:52,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2023-12-03 00:16:52,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:52,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:52,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:52,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 00:16:52,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:53,209 INFO L134 CoverageAnalysis]: Checked inductivity of 5670 backedges. 0 proven. 4410 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2023-12-03 00:16:54,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:54,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 277 states and 354 transitions. [2023-12-03 00:16:54,117 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 354 transitions. [2023-12-03 00:16:54,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2023-12-03 00:16:54,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:54,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:54,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 603 conjuncts, 75 conjunts are in the unsatisfiable core [2023-12-03 00:16:54,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:54,618 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 4518 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2023-12-03 00:16:55,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:55,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 280 states and 357 transitions. [2023-12-03 00:16:55,424 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 357 transitions. [2023-12-03 00:16:55,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2023-12-03 00:16:55,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:55,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:55,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:55,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 614 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-03 00:16:55,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:55,969 INFO L134 CoverageAnalysis]: Checked inductivity of 5994 backedges. 0 proven. 4662 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2023-12-03 00:16:57,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:57,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 284 states and 363 transitions. [2023-12-03 00:16:57,040 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 363 transitions. [2023-12-03 00:16:57,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2023-12-03 00:16:57,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:57,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:57,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:57,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-03 00:16:57,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:57,499 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 4773 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2023-12-03 00:16:58,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:58,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 287 states and 366 transitions. [2023-12-03 00:16:58,347 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 366 transitions. [2023-12-03 00:16:58,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2023-12-03 00:16:58,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:58,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:58,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 00:16:58,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:16:58,820 INFO L134 CoverageAnalysis]: Checked inductivity of 6327 backedges. 0 proven. 4921 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2023-12-03 00:16:59,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:16:59,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 291 states and 372 transitions. [2023-12-03 00:16:59,865 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 372 transitions. [2023-12-03 00:16:59,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2023-12-03 00:16:59,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:16:59,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:16:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:16:59,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 79 conjunts are in the unsatisfiable core [2023-12-03 00:16:59,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:00,379 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 5035 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2023-12-03 00:17:01,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:01,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 294 states and 375 transitions. [2023-12-03 00:17:01,398 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 375 transitions. [2023-12-03 00:17:01,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2023-12-03 00:17:01,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:01,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:01,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 40 conjunts are in the unsatisfiable core [2023-12-03 00:17:01,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:01,994 INFO L134 CoverageAnalysis]: Checked inductivity of 6669 backedges. 0 proven. 5187 refuted. 0 times theorem prover too weak. 1482 trivial. 0 not checked. [2023-12-03 00:17:03,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:03,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 298 states and 381 transitions. [2023-12-03 00:17:03,198 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 381 transitions. [2023-12-03 00:17:03,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2023-12-03 00:17:03,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:03,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:03,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-03 00:17:03,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:03,732 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 5304 refuted. 0 times theorem prover too weak. 1482 trivial. 0 not checked. [2023-12-03 00:17:04,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:04,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 301 states and 384 transitions. [2023-12-03 00:17:04,724 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 384 transitions. [2023-12-03 00:17:04,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2023-12-03 00:17:04,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:04,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:04,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:04,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-03 00:17:04,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:05,239 INFO L134 CoverageAnalysis]: Checked inductivity of 7020 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-12-03 00:17:06,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:06,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 305 states and 390 transitions. [2023-12-03 00:17:06,435 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 390 transitions. [2023-12-03 00:17:06,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2023-12-03 00:17:06,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:06,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:06,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:06,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 83 conjunts are in the unsatisfiable core [2023-12-03 00:17:06,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:06,957 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 5580 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-12-03 00:17:07,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:07,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 308 states and 393 transitions. [2023-12-03 00:17:07,921 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 393 transitions. [2023-12-03 00:17:07,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2023-12-03 00:17:07,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:07,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:08,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:08,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-03 00:17:08,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:08,425 INFO L134 CoverageAnalysis]: Checked inductivity of 7380 backedges. 0 proven. 5740 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-12-03 00:17:09,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:09,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 312 states and 399 transitions. [2023-12-03 00:17:09,628 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 399 transitions. [2023-12-03 00:17:09,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2023-12-03 00:17:09,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:09,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:09,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:09,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 683 conjuncts, 85 conjunts are in the unsatisfiable core [2023-12-03 00:17:09,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:10,110 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 5863 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-12-03 00:17:11,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:11,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 315 states and 402 transitions. [2023-12-03 00:17:11,114 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 402 transitions. [2023-12-03 00:17:11,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2023-12-03 00:17:11,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:11,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:11,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:11,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-03 00:17:11,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:11,698 INFO L134 CoverageAnalysis]: Checked inductivity of 7749 backedges. 0 proven. 6027 refuted. 0 times theorem prover too weak. 1722 trivial. 0 not checked. [2023-12-03 00:17:12,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:12,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 319 states and 408 transitions. [2023-12-03 00:17:12,913 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 408 transitions. [2023-12-03 00:17:12,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2023-12-03 00:17:12,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:12,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:13,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 87 conjunts are in the unsatisfiable core [2023-12-03 00:17:13,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:13,462 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 6153 refuted. 0 times theorem prover too weak. 1722 trivial. 0 not checked. [2023-12-03 00:17:14,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:14,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 322 states and 411 transitions. [2023-12-03 00:17:14,525 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 411 transitions. [2023-12-03 00:17:14,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2023-12-03 00:17:14,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:14,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:14,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:14,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 44 conjunts are in the unsatisfiable core [2023-12-03 00:17:14,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:15,114 INFO L134 CoverageAnalysis]: Checked inductivity of 8127 backedges. 0 proven. 6321 refuted. 0 times theorem prover too weak. 1806 trivial. 0 not checked. [2023-12-03 00:17:16,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:16,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 326 states and 417 transitions. [2023-12-03 00:17:16,353 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 417 transitions. [2023-12-03 00:17:16,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2023-12-03 00:17:16,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:16,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:16,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:16,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 89 conjunts are in the unsatisfiable core [2023-12-03 00:17:16,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:16,955 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 6450 refuted. 0 times theorem prover too weak. 1806 trivial. 0 not checked. [2023-12-03 00:17:18,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:18,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 329 states and 420 transitions. [2023-12-03 00:17:18,131 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 420 transitions. [2023-12-03 00:17:18,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2023-12-03 00:17:18,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:18,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:18,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:17:18,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:18,684 INFO L134 CoverageAnalysis]: Checked inductivity of 8514 backedges. 0 proven. 6622 refuted. 0 times theorem prover too weak. 1892 trivial. 0 not checked. [2023-12-03 00:17:19,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:19,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 333 states and 426 transitions. [2023-12-03 00:17:19,965 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 426 transitions. [2023-12-03 00:17:19,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2023-12-03 00:17:19,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:19,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:20,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:20,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-03 00:17:20,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:20,574 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 6754 refuted. 0 times theorem prover too weak. 1892 trivial. 0 not checked. [2023-12-03 00:17:21,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:21,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 336 states and 429 transitions. [2023-12-03 00:17:21,801 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 429 transitions. [2023-12-03 00:17:21,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2023-12-03 00:17:21,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:21,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:21,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:21,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-03 00:17:21,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:22,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8910 backedges. 0 proven. 6930 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2023-12-03 00:17:23,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:23,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 340 states and 435 transitions. [2023-12-03 00:17:23,743 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 435 transitions. [2023-12-03 00:17:23,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2023-12-03 00:17:23,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:23,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:23,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:23,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 93 conjunts are in the unsatisfiable core [2023-12-03 00:17:23,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:24,338 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 7065 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2023-12-03 00:17:25,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:25,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 343 states and 438 transitions. [2023-12-03 00:17:25,564 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 438 transitions. [2023-12-03 00:17:25,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2023-12-03 00:17:25,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:25,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:25,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 758 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-03 00:17:25,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:26,171 INFO L134 CoverageAnalysis]: Checked inductivity of 9315 backedges. 0 proven. 7245 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2023-12-03 00:17:27,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:27,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 347 states and 444 transitions. [2023-12-03 00:17:27,610 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 444 transitions. [2023-12-03 00:17:27,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2023-12-03 00:17:27,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:27,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:27,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 763 conjuncts, 95 conjunts are in the unsatisfiable core [2023-12-03 00:17:27,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:28,272 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 7383 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2023-12-03 00:17:29,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:29,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 350 states and 447 transitions. [2023-12-03 00:17:29,442 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 447 transitions. [2023-12-03 00:17:29,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2023-12-03 00:17:29,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:29,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:29,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:29,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 774 conjuncts, 48 conjunts are in the unsatisfiable core [2023-12-03 00:17:29,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:30,025 INFO L134 CoverageAnalysis]: Checked inductivity of 9729 backedges. 0 proven. 7567 refuted. 0 times theorem prover too weak. 2162 trivial. 0 not checked. [2023-12-03 00:17:31,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:31,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 354 states and 453 transitions. [2023-12-03 00:17:31,339 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 453 transitions. [2023-12-03 00:17:31,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2023-12-03 00:17:31,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:31,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:31,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 97 conjunts are in the unsatisfiable core [2023-12-03 00:17:31,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:31,996 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 7708 refuted. 0 times theorem prover too weak. 2162 trivial. 0 not checked. [2023-12-03 00:17:33,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:33,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 357 states and 456 transitions. [2023-12-03 00:17:33,377 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 456 transitions. [2023-12-03 00:17:33,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2023-12-03 00:17:33,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:33,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:33,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:33,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 790 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-03 00:17:33,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:34,030 INFO L134 CoverageAnalysis]: Checked inductivity of 10152 backedges. 0 proven. 7896 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-12-03 00:17:35,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:35,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 361 states and 462 transitions. [2023-12-03 00:17:35,437 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 462 transitions. [2023-12-03 00:17:35,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2023-12-03 00:17:35,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:35,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:35,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 795 conjuncts, 99 conjunts are in the unsatisfiable core [2023-12-03 00:17:35,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:36,056 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 8040 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-12-03 00:17:37,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:37,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 364 states and 465 transitions. [2023-12-03 00:17:37,385 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 465 transitions. [2023-12-03 00:17:37,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2023-12-03 00:17:37,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:37,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:37,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:37,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 806 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:17:37,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:38,108 INFO L134 CoverageAnalysis]: Checked inductivity of 10584 backedges. 0 proven. 8232 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2023-12-03 00:17:39,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:39,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 368 states and 471 transitions. [2023-12-03 00:17:39,552 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 471 transitions. [2023-12-03 00:17:39,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2023-12-03 00:17:39,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:39,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:39,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:39,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 101 conjunts are in the unsatisfiable core [2023-12-03 00:17:39,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:40,268 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 8379 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2023-12-03 00:17:41,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:41,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 371 states and 474 transitions. [2023-12-03 00:17:41,609 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 474 transitions. [2023-12-03 00:17:41,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2023-12-03 00:17:41,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:41,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:41,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:41,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-03 00:17:41,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:42,310 INFO L134 CoverageAnalysis]: Checked inductivity of 11025 backedges. 0 proven. 8575 refuted. 0 times theorem prover too weak. 2450 trivial. 0 not checked. [2023-12-03 00:17:43,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:43,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 375 states and 480 transitions. [2023-12-03 00:17:43,760 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 480 transitions. [2023-12-03 00:17:43,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2023-12-03 00:17:43,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:43,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:43,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 827 conjuncts, 103 conjunts are in the unsatisfiable core [2023-12-03 00:17:43,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:44,494 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 8725 refuted. 0 times theorem prover too weak. 2450 trivial. 0 not checked. [2023-12-03 00:17:45,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:45,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 378 states and 483 transitions. [2023-12-03 00:17:45,962 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 483 transitions. [2023-12-03 00:17:45,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2023-12-03 00:17:45,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:45,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:46,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 52 conjunts are in the unsatisfiable core [2023-12-03 00:17:46,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:46,653 INFO L134 CoverageAnalysis]: Checked inductivity of 11475 backedges. 0 proven. 8925 refuted. 0 times theorem prover too weak. 2550 trivial. 0 not checked. [2023-12-03 00:17:48,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:48,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 382 states and 489 transitions. [2023-12-03 00:17:48,236 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 489 transitions. [2023-12-03 00:17:48,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2023-12-03 00:17:48,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:48,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:48,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:48,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 843 conjuncts, 105 conjunts are in the unsatisfiable core [2023-12-03 00:17:48,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:48,967 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 9078 refuted. 0 times theorem prover too weak. 2550 trivial. 0 not checked. [2023-12-03 00:17:50,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:50,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 385 states and 492 transitions. [2023-12-03 00:17:50,413 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 492 transitions. [2023-12-03 00:17:50,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2023-12-03 00:17:50,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:50,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:50,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:50,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 854 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-03 00:17:50,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:51,110 INFO L134 CoverageAnalysis]: Checked inductivity of 11934 backedges. 0 proven. 9282 refuted. 0 times theorem prover too weak. 2652 trivial. 0 not checked. [2023-12-03 00:17:52,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:52,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 389 states and 498 transitions. [2023-12-03 00:17:52,732 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 498 transitions. [2023-12-03 00:17:52,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2023-12-03 00:17:52,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:52,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:52,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 107 conjunts are in the unsatisfiable core [2023-12-03 00:17:52,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:53,445 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 9438 refuted. 0 times theorem prover too weak. 2652 trivial. 0 not checked. [2023-12-03 00:17:55,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:55,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 392 states and 501 transitions. [2023-12-03 00:17:55,020 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 501 transitions. [2023-12-03 00:17:55,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2023-12-03 00:17:55,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:55,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:55,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:55,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 870 conjuncts, 54 conjunts are in the unsatisfiable core [2023-12-03 00:17:55,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:55,693 INFO L134 CoverageAnalysis]: Checked inductivity of 12402 backedges. 0 proven. 9646 refuted. 0 times theorem prover too weak. 2756 trivial. 0 not checked. [2023-12-03 00:17:57,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:57,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 396 states and 507 transitions. [2023-12-03 00:17:57,361 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 507 transitions. [2023-12-03 00:17:57,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2023-12-03 00:17:57,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:57,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:57,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:57,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 875 conjuncts, 109 conjunts are in the unsatisfiable core [2023-12-03 00:17:57,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:58,062 INFO L134 CoverageAnalysis]: Checked inductivity of 12561 backedges. 0 proven. 9805 refuted. 0 times theorem prover too weak. 2756 trivial. 0 not checked. [2023-12-03 00:17:59,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:59,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 399 states and 510 transitions. [2023-12-03 00:17:59,595 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 510 transitions. [2023-12-03 00:17:59,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2023-12-03 00:17:59,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:59,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:59,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:59,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-03 00:17:59,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:00,344 INFO L134 CoverageAnalysis]: Checked inductivity of 12879 backedges. 0 proven. 10017 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2023-12-03 00:18:01,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:01,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 403 states and 516 transitions. [2023-12-03 00:18:01,973 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 516 transitions. [2023-12-03 00:18:01,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2023-12-03 00:18:01,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:01,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:02,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:02,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 111 conjunts are in the unsatisfiable core [2023-12-03 00:18:02,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:02,658 INFO L134 CoverageAnalysis]: Checked inductivity of 13041 backedges. 0 proven. 10179 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2023-12-03 00:18:04,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:04,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 406 states and 519 transitions. [2023-12-03 00:18:04,157 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 519 transitions. [2023-12-03 00:18:04,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2023-12-03 00:18:04,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:04,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:04,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:04,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 56 conjunts are in the unsatisfiable core [2023-12-03 00:18:04,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:04,871 INFO L134 CoverageAnalysis]: Checked inductivity of 13365 backedges. 0 proven. 10395 refuted. 0 times theorem prover too weak. 2970 trivial. 0 not checked. [2023-12-03 00:18:06,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:06,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 410 states and 525 transitions. [2023-12-03 00:18:06,550 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 525 transitions. [2023-12-03 00:18:06,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2023-12-03 00:18:06,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:06,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:06,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 907 conjuncts, 113 conjunts are in the unsatisfiable core [2023-12-03 00:18:06,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:07,337 INFO L134 CoverageAnalysis]: Checked inductivity of 13530 backedges. 0 proven. 10560 refuted. 0 times theorem prover too weak. 2970 trivial. 0 not checked. [2023-12-03 00:18:09,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:09,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 413 states and 528 transitions. [2023-12-03 00:18:09,034 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 528 transitions. [2023-12-03 00:18:09,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2023-12-03 00:18:09,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:09,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:09,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 918 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-03 00:18:09,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:09,766 INFO L134 CoverageAnalysis]: Checked inductivity of 13860 backedges. 0 proven. 10780 refuted. 0 times theorem prover too weak. 3080 trivial. 0 not checked. [2023-12-03 00:18:11,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:11,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 417 states and 534 transitions. [2023-12-03 00:18:11,542 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 534 transitions. [2023-12-03 00:18:11,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2023-12-03 00:18:11,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:11,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:11,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:11,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 115 conjunts are in the unsatisfiable core [2023-12-03 00:18:11,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:12,279 INFO L134 CoverageAnalysis]: Checked inductivity of 14028 backedges. 0 proven. 10948 refuted. 0 times theorem prover too weak. 3080 trivial. 0 not checked. [2023-12-03 00:18:13,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:13,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 420 states and 537 transitions. [2023-12-03 00:18:13,888 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 537 transitions. [2023-12-03 00:18:13,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2023-12-03 00:18:13,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:13,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:14,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:14,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 58 conjunts are in the unsatisfiable core [2023-12-03 00:18:14,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:14,593 INFO L134 CoverageAnalysis]: Checked inductivity of 14364 backedges. 0 proven. 11172 refuted. 0 times theorem prover too weak. 3192 trivial. 0 not checked. [2023-12-03 00:18:16,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:16,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 424 states and 543 transitions. [2023-12-03 00:18:16,437 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 543 transitions. [2023-12-03 00:18:16,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2023-12-03 00:18:16,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:16,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:16,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:16,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 939 conjuncts, 117 conjunts are in the unsatisfiable core [2023-12-03 00:18:16,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:17,257 INFO L134 CoverageAnalysis]: Checked inductivity of 14535 backedges. 0 proven. 11343 refuted. 0 times theorem prover too weak. 3192 trivial. 0 not checked. [2023-12-03 00:18:18,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:18,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 427 states and 546 transitions. [2023-12-03 00:18:18,946 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 546 transitions. [2023-12-03 00:18:18,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 524 [2023-12-03 00:18:18,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:18,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:19,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 950 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-03 00:18:19,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:19,679 INFO L134 CoverageAnalysis]: Checked inductivity of 14877 backedges. 0 proven. 11571 refuted. 0 times theorem prover too weak. 3306 trivial. 0 not checked. [2023-12-03 00:18:21,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:21,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 431 states and 552 transitions. [2023-12-03 00:18:21,506 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 552 transitions. [2023-12-03 00:18:21,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2023-12-03 00:18:21,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:21,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:21,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 955 conjuncts, 119 conjunts are in the unsatisfiable core [2023-12-03 00:18:21,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:22,295 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 11745 refuted. 0 times theorem prover too weak. 3306 trivial. 0 not checked. [2023-12-03 00:18:23,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:23,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 434 states and 555 transitions. [2023-12-03 00:18:23,997 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 555 transitions. [2023-12-03 00:18:23,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2023-12-03 00:18:23,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:23,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:24,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 00:18:24,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:24,798 INFO L134 CoverageAnalysis]: Checked inductivity of 15399 backedges. 0 proven. 11977 refuted. 0 times theorem prover too weak. 3422 trivial. 0 not checked. [2023-12-03 00:18:26,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:26,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 438 states and 561 transitions. [2023-12-03 00:18:26,673 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 561 transitions. [2023-12-03 00:18:26,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2023-12-03 00:18:26,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:26,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:26,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:26,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 971 conjuncts, 121 conjunts are in the unsatisfiable core [2023-12-03 00:18:26,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:27,488 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 12154 refuted. 0 times theorem prover too weak. 3422 trivial. 0 not checked. [2023-12-03 00:18:29,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:29,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 441 states and 564 transitions. [2023-12-03 00:18:29,391 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 564 transitions. [2023-12-03 00:18:29,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2023-12-03 00:18:29,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:29,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:29,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:29,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 982 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-03 00:18:29,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:30,136 INFO L134 CoverageAnalysis]: Checked inductivity of 15930 backedges. 0 proven. 12390 refuted. 0 times theorem prover too weak. 3540 trivial. 0 not checked. [2023-12-03 00:18:32,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:32,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 445 states and 570 transitions. [2023-12-03 00:18:32,137 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 570 transitions. [2023-12-03 00:18:32,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 545 [2023-12-03 00:18:32,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:32,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:32,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 987 conjuncts, 123 conjunts are in the unsatisfiable core [2023-12-03 00:18:32,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:33,002 INFO L134 CoverageAnalysis]: Checked inductivity of 16110 backedges. 0 proven. 12570 refuted. 0 times theorem prover too weak. 3540 trivial. 0 not checked. [2023-12-03 00:18:34,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:34,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 448 states and 573 transitions. [2023-12-03 00:18:34,940 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 573 transitions. [2023-12-03 00:18:34,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2023-12-03 00:18:34,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:34,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:35,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:35,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 62 conjunts are in the unsatisfiable core [2023-12-03 00:18:35,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:35,820 INFO L134 CoverageAnalysis]: Checked inductivity of 16470 backedges. 0 proven. 12810 refuted. 0 times theorem prover too weak. 3660 trivial. 0 not checked. [2023-12-03 00:18:37,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:37,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 452 states and 579 transitions. [2023-12-03 00:18:37,907 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 579 transitions. [2023-12-03 00:18:37,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 554 [2023-12-03 00:18:37,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:37,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:38,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:38,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 1003 conjuncts, 125 conjunts are in the unsatisfiable core [2023-12-03 00:18:38,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:38,738 INFO L134 CoverageAnalysis]: Checked inductivity of 16653 backedges. 0 proven. 12993 refuted. 0 times theorem prover too weak. 3660 trivial. 0 not checked. [2023-12-03 00:18:40,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:40,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 455 states and 582 transitions. [2023-12-03 00:18:40,661 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 582 transitions. [2023-12-03 00:18:40,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 560 [2023-12-03 00:18:40,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:40,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:40,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:40,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 1014 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-03 00:18:40,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:41,491 INFO L134 CoverageAnalysis]: Checked inductivity of 17019 backedges. 0 proven. 13237 refuted. 0 times theorem prover too weak. 3782 trivial. 0 not checked. [2023-12-03 00:18:43,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:43,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 459 states and 588 transitions. [2023-12-03 00:18:43,515 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 588 transitions. [2023-12-03 00:18:43,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 563 [2023-12-03 00:18:43,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:43,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:43,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:43,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 1019 conjuncts, 127 conjunts are in the unsatisfiable core [2023-12-03 00:18:43,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:44,366 INFO L134 CoverageAnalysis]: Checked inductivity of 17205 backedges. 0 proven. 13423 refuted. 0 times theorem prover too weak. 3782 trivial. 0 not checked. [2023-12-03 00:18:46,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:46,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 462 states and 591 transitions. [2023-12-03 00:18:46,256 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 591 transitions. [2023-12-03 00:18:46,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 569 [2023-12-03 00:18:46,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:46,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:46,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:46,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 1030 conjuncts, 64 conjunts are in the unsatisfiable core [2023-12-03 00:18:46,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:47,167 INFO L134 CoverageAnalysis]: Checked inductivity of 17577 backedges. 0 proven. 13671 refuted. 0 times theorem prover too weak. 3906 trivial. 0 not checked. [2023-12-03 00:18:49,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:49,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 466 states and 597 transitions. [2023-12-03 00:18:49,337 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 597 transitions. [2023-12-03 00:18:49,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2023-12-03 00:18:49,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:49,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:49,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:49,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 1035 conjuncts, 129 conjunts are in the unsatisfiable core [2023-12-03 00:18:49,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:50,212 INFO L134 CoverageAnalysis]: Checked inductivity of 17766 backedges. 0 proven. 13860 refuted. 0 times theorem prover too weak. 3906 trivial. 0 not checked. [2023-12-03 00:18:52,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:52,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 469 states and 600 transitions. [2023-12-03 00:18:52,372 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 600 transitions. [2023-12-03 00:18:52,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 578 [2023-12-03 00:18:52,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:52,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:52,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:52,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 1046 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-03 00:18:52,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:53,197 INFO L134 CoverageAnalysis]: Checked inductivity of 18144 backedges. 0 proven. 14112 refuted. 0 times theorem prover too weak. 4032 trivial. 0 not checked. [2023-12-03 00:18:55,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:55,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 473 states and 606 transitions. [2023-12-03 00:18:55,321 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 606 transitions. [2023-12-03 00:18:55,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2023-12-03 00:18:55,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:55,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:55,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:55,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 1051 conjuncts, 131 conjunts are in the unsatisfiable core [2023-12-03 00:18:55,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:56,241 INFO L134 CoverageAnalysis]: Checked inductivity of 18336 backedges. 0 proven. 14304 refuted. 0 times theorem prover too weak. 4032 trivial. 0 not checked. [2023-12-03 00:18:58,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:58,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 476 states and 609 transitions. [2023-12-03 00:18:58,483 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 609 transitions. [2023-12-03 00:18:58,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2023-12-03 00:18:58,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:58,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:58,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:58,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 1062 conjuncts, 66 conjunts are in the unsatisfiable core [2023-12-03 00:18:58,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:59,350 INFO L134 CoverageAnalysis]: Checked inductivity of 18720 backedges. 0 proven. 14560 refuted. 0 times theorem prover too weak. 4160 trivial. 0 not checked. [2023-12-03 00:19:01,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:01,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 480 states and 615 transitions. [2023-12-03 00:19:01,329 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 615 transitions. [2023-12-03 00:19:01,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 590 [2023-12-03 00:19:01,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:01,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:01,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:01,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 1067 conjuncts, 133 conjunts are in the unsatisfiable core [2023-12-03 00:19:01,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:02,244 INFO L134 CoverageAnalysis]: Checked inductivity of 18915 backedges. 0 proven. 14755 refuted. 0 times theorem prover too weak. 4160 trivial. 0 not checked. [2023-12-03 00:19:04,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:04,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 483 states and 618 transitions. [2023-12-03 00:19:04,374 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 618 transitions. [2023-12-03 00:19:04,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2023-12-03 00:19:04,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:04,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:04,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:04,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 1078 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-03 00:19:04,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:05,325 INFO L134 CoverageAnalysis]: Checked inductivity of 19305 backedges. 0 proven. 15015 refuted. 0 times theorem prover too weak. 4290 trivial. 0 not checked. [2023-12-03 00:19:07,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:07,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 487 states and 624 transitions. [2023-12-03 00:19:07,590 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 624 transitions. [2023-12-03 00:19:07,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 599 [2023-12-03 00:19:07,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:07,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:07,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:07,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 1083 conjuncts, 135 conjunts are in the unsatisfiable core [2023-12-03 00:19:07,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:08,599 INFO L134 CoverageAnalysis]: Checked inductivity of 19503 backedges. 0 proven. 15213 refuted. 0 times theorem prover too weak. 4290 trivial. 0 not checked. [2023-12-03 00:19:10,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:10,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 490 states and 627 transitions. [2023-12-03 00:19:10,869 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 627 transitions. [2023-12-03 00:19:10,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 605 [2023-12-03 00:19:10,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:10,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:11,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:11,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 1094 conjuncts, 68 conjunts are in the unsatisfiable core [2023-12-03 00:19:11,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:11,761 INFO L134 CoverageAnalysis]: Checked inductivity of 19899 backedges. 0 proven. 15477 refuted. 0 times theorem prover too weak. 4422 trivial. 0 not checked. [2023-12-03 00:19:14,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:14,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 494 states and 633 transitions. [2023-12-03 00:19:14,060 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 633 transitions. [2023-12-03 00:19:14,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 608 [2023-12-03 00:19:14,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:14,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:14,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 1099 conjuncts, 137 conjunts are in the unsatisfiable core [2023-12-03 00:19:14,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:14,948 INFO L134 CoverageAnalysis]: Checked inductivity of 20100 backedges. 0 proven. 15678 refuted. 0 times theorem prover too weak. 4422 trivial. 0 not checked. [2023-12-03 00:19:17,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:17,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 497 states and 636 transitions. [2023-12-03 00:19:17,090 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 636 transitions. [2023-12-03 00:19:17,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2023-12-03 00:19:17,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:17,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:17,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:17,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 1110 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-03 00:19:17,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:18,105 INFO L134 CoverageAnalysis]: Checked inductivity of 20502 backedges. 0 proven. 15946 refuted. 0 times theorem prover too weak. 4556 trivial. 0 not checked. [2023-12-03 00:19:20,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:20,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 501 states and 642 transitions. [2023-12-03 00:19:20,459 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 642 transitions. [2023-12-03 00:19:20,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 617 [2023-12-03 00:19:20,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:20,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:20,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:20,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 1115 conjuncts, 139 conjunts are in the unsatisfiable core [2023-12-03 00:19:20,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:21,394 INFO L134 CoverageAnalysis]: Checked inductivity of 20706 backedges. 0 proven. 16150 refuted. 0 times theorem prover too weak. 4556 trivial. 0 not checked. [2023-12-03 00:19:23,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:23,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 504 states and 645 transitions. [2023-12-03 00:19:23,646 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 645 transitions. [2023-12-03 00:19:23,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 623 [2023-12-03 00:19:23,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:23,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:23,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:23,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 1126 conjuncts, 70 conjunts are in the unsatisfiable core [2023-12-03 00:19:23,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:24,643 INFO L134 CoverageAnalysis]: Checked inductivity of 21114 backedges. 0 proven. 16422 refuted. 0 times theorem prover too weak. 4692 trivial. 0 not checked. [2023-12-03 00:19:27,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:27,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 508 states and 651 transitions. [2023-12-03 00:19:27,329 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 651 transitions. [2023-12-03 00:19:27,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 626 [2023-12-03 00:19:27,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:27,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:27,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 1131 conjuncts, 141 conjunts are in the unsatisfiable core [2023-12-03 00:19:27,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:28,250 INFO L134 CoverageAnalysis]: Checked inductivity of 21321 backedges. 0 proven. 16629 refuted. 0 times theorem prover too weak. 4692 trivial. 0 not checked. [2023-12-03 00:19:30,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:30,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 511 states and 654 transitions. [2023-12-03 00:19:30,511 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 654 transitions. [2023-12-03 00:19:30,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 632 [2023-12-03 00:19:30,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:30,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:30,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 1142 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-03 00:19:30,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:31,587 INFO L134 CoverageAnalysis]: Checked inductivity of 21735 backedges. 0 proven. 16905 refuted. 0 times theorem prover too weak. 4830 trivial. 0 not checked. [2023-12-03 00:19:33,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:33,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 515 states and 660 transitions. [2023-12-03 00:19:33,956 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 660 transitions. [2023-12-03 00:19:33,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 635 [2023-12-03 00:19:33,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:33,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:34,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:34,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 1147 conjuncts, 143 conjunts are in the unsatisfiable core [2023-12-03 00:19:34,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:34,938 INFO L134 CoverageAnalysis]: Checked inductivity of 21945 backedges. 0 proven. 17115 refuted. 0 times theorem prover too weak. 4830 trivial. 0 not checked. [2023-12-03 00:19:37,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:37,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 518 states and 663 transitions. [2023-12-03 00:19:37,273 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 663 transitions. [2023-12-03 00:19:37,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2023-12-03 00:19:37,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:37,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:37,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:37,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 1158 conjuncts, 72 conjunts are in the unsatisfiable core [2023-12-03 00:19:37,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:38,299 INFO L134 CoverageAnalysis]: Checked inductivity of 22365 backedges. 0 proven. 17395 refuted. 0 times theorem prover too weak. 4970 trivial. 0 not checked. [2023-12-03 00:19:40,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:40,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 522 states and 669 transitions. [2023-12-03 00:19:40,756 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 669 transitions. [2023-12-03 00:19:40,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 644 [2023-12-03 00:19:40,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:40,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:40,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 1163 conjuncts, 145 conjunts are in the unsatisfiable core [2023-12-03 00:19:40,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:41,724 INFO L134 CoverageAnalysis]: Checked inductivity of 22578 backedges. 0 proven. 17608 refuted. 0 times theorem prover too weak. 4970 trivial. 0 not checked. [2023-12-03 00:19:44,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:44,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 525 states and 672 transitions. [2023-12-03 00:19:44,169 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 672 transitions. [2023-12-03 00:19:44,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 650 [2023-12-03 00:19:44,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:44,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:44,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:44,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 1174 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-03 00:19:44,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:45,286 INFO L134 CoverageAnalysis]: Checked inductivity of 23004 backedges. 0 proven. 17892 refuted. 0 times theorem prover too weak. 5112 trivial. 0 not checked. [2023-12-03 00:19:47,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:47,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 529 states and 678 transitions. [2023-12-03 00:19:47,709 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 678 transitions. [2023-12-03 00:19:47,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 653 [2023-12-03 00:19:47,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:47,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:47,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 1179 conjuncts, 147 conjunts are in the unsatisfiable core [2023-12-03 00:19:47,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:48,794 INFO L134 CoverageAnalysis]: Checked inductivity of 23220 backedges. 0 proven. 18108 refuted. 0 times theorem prover too weak. 5112 trivial. 0 not checked. [2023-12-03 00:19:51,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:51,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 532 states and 681 transitions. [2023-12-03 00:19:51,431 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 681 transitions. [2023-12-03 00:19:51,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 659 [2023-12-03 00:19:51,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:51,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:51,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 1190 conjuncts, 74 conjunts are in the unsatisfiable core [2023-12-03 00:19:51,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:52,570 INFO L134 CoverageAnalysis]: Checked inductivity of 23652 backedges. 0 proven. 18396 refuted. 0 times theorem prover too weak. 5256 trivial. 0 not checked. [2023-12-03 00:19:55,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:55,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 536 states and 687 transitions. [2023-12-03 00:19:55,143 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 687 transitions. [2023-12-03 00:19:55,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 662 [2023-12-03 00:19:55,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:55,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:55,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:55,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 1195 conjuncts, 149 conjunts are in the unsatisfiable core [2023-12-03 00:19:55,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:56,189 INFO L134 CoverageAnalysis]: Checked inductivity of 23871 backedges. 0 proven. 18615 refuted. 0 times theorem prover too weak. 5256 trivial. 0 not checked. [2023-12-03 00:19:58,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:58,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 539 states and 690 transitions. [2023-12-03 00:19:58,707 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 690 transitions. [2023-12-03 00:19:58,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 668 [2023-12-03 00:19:58,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:58,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:58,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 1206 conjuncts, 75 conjunts are in the unsatisfiable core [2023-12-03 00:19:58,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:59,850 INFO L134 CoverageAnalysis]: Checked inductivity of 24309 backedges. 0 proven. 18907 refuted. 0 times theorem prover too weak. 5402 trivial. 0 not checked. [2023-12-03 00:20:02,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:02,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 543 states and 696 transitions. [2023-12-03 00:20:02,652 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 696 transitions. [2023-12-03 00:20:02,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2023-12-03 00:20:02,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:02,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:02,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:02,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 1211 conjuncts, 151 conjunts are in the unsatisfiable core [2023-12-03 00:20:02,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:03,762 INFO L134 CoverageAnalysis]: Checked inductivity of 24531 backedges. 0 proven. 19129 refuted. 0 times theorem prover too weak. 5402 trivial. 0 not checked. [2023-12-03 00:20:06,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:06,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 546 states and 699 transitions. [2023-12-03 00:20:06,418 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 699 transitions. [2023-12-03 00:20:06,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 677 [2023-12-03 00:20:06,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:06,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:06,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:06,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 76 conjunts are in the unsatisfiable core [2023-12-03 00:20:06,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:07,604 INFO L134 CoverageAnalysis]: Checked inductivity of 24975 backedges. 0 proven. 19425 refuted. 0 times theorem prover too weak. 5550 trivial. 0 not checked. [2023-12-03 00:20:10,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:10,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 550 states and 705 transitions. [2023-12-03 00:20:10,551 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 705 transitions. [2023-12-03 00:20:10,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 680 [2023-12-03 00:20:10,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:10,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:10,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:10,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 1227 conjuncts, 153 conjunts are in the unsatisfiable core [2023-12-03 00:20:10,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:11,719 INFO L134 CoverageAnalysis]: Checked inductivity of 25200 backedges. 0 proven. 19650 refuted. 0 times theorem prover too weak. 5550 trivial. 0 not checked. [2023-12-03 00:20:14,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:14,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 553 states and 708 transitions. [2023-12-03 00:20:14,651 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 708 transitions. [2023-12-03 00:20:14,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 686 [2023-12-03 00:20:14,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:14,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:14,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-03 00:20:14,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:15,815 INFO L134 CoverageAnalysis]: Checked inductivity of 25650 backedges. 0 proven. 19950 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2023-12-03 00:20:18,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:18,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 557 states and 714 transitions. [2023-12-03 00:20:18,908 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 714 transitions. [2023-12-03 00:20:18,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 689 [2023-12-03 00:20:18,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:18,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:19,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:19,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 155 conjunts are in the unsatisfiable core [2023-12-03 00:20:19,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:19,940 INFO L134 CoverageAnalysis]: Checked inductivity of 25878 backedges. 0 proven. 20178 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2023-12-03 00:20:22,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:22,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 560 states and 717 transitions. [2023-12-03 00:20:22,819 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 717 transitions. [2023-12-03 00:20:22,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 695 [2023-12-03 00:20:22,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:22,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:22,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:23,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 1254 conjuncts, 78 conjunts are in the unsatisfiable core [2023-12-03 00:20:23,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:24,057 INFO L134 CoverageAnalysis]: Checked inductivity of 26334 backedges. 0 proven. 20482 refuted. 0 times theorem prover too weak. 5852 trivial. 0 not checked. [2023-12-03 00:20:27,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:27,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 564 states and 723 transitions. [2023-12-03 00:20:27,110 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 723 transitions. [2023-12-03 00:20:27,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 698 [2023-12-03 00:20:27,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:27,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:27,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 1259 conjuncts, 157 conjunts are in the unsatisfiable core [2023-12-03 00:20:27,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:28,308 INFO L134 CoverageAnalysis]: Checked inductivity of 26565 backedges. 0 proven. 20713 refuted. 0 times theorem prover too weak. 5852 trivial. 0 not checked. [2023-12-03 00:20:31,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:31,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 567 states and 726 transitions. [2023-12-03 00:20:31,158 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 726 transitions. [2023-12-03 00:20:31,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2023-12-03 00:20:31,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:31,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:31,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 1270 conjuncts, 79 conjunts are in the unsatisfiable core [2023-12-03 00:20:31,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:32,332 INFO L134 CoverageAnalysis]: Checked inductivity of 27027 backedges. 0 proven. 21021 refuted. 0 times theorem prover too weak. 6006 trivial. 0 not checked. [2023-12-03 00:20:35,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:35,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 571 states and 732 transitions. [2023-12-03 00:20:35,382 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 732 transitions. [2023-12-03 00:20:35,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 707 [2023-12-03 00:20:35,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:35,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:35,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:35,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 1275 conjuncts, 159 conjunts are in the unsatisfiable core [2023-12-03 00:20:35,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:36,513 INFO L134 CoverageAnalysis]: Checked inductivity of 27261 backedges. 0 proven. 21255 refuted. 0 times theorem prover too weak. 6006 trivial. 0 not checked. [2023-12-03 00:20:39,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:39,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 574 states and 735 transitions. [2023-12-03 00:20:39,422 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 735 transitions. [2023-12-03 00:20:39,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 713 [2023-12-03 00:20:39,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:39,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:39,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:39,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 1286 conjuncts, 80 conjunts are in the unsatisfiable core [2023-12-03 00:20:39,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:40,654 INFO L134 CoverageAnalysis]: Checked inductivity of 27729 backedges. 0 proven. 21567 refuted. 0 times theorem prover too weak. 6162 trivial. 0 not checked. [2023-12-03 00:20:43,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:43,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 578 states and 741 transitions. [2023-12-03 00:20:43,674 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 741 transitions. [2023-12-03 00:20:43,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 716 [2023-12-03 00:20:43,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:43,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:43,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 1291 conjuncts, 161 conjunts are in the unsatisfiable core [2023-12-03 00:20:43,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:44,808 INFO L134 CoverageAnalysis]: Checked inductivity of 27966 backedges. 0 proven. 21804 refuted. 0 times theorem prover too weak. 6162 trivial. 0 not checked. [2023-12-03 00:20:47,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:47,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 581 states and 744 transitions. [2023-12-03 00:20:47,704 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 744 transitions. [2023-12-03 00:20:47,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 722 [2023-12-03 00:20:47,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:47,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:47,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:47,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 1302 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-03 00:20:47,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:48,864 INFO L134 CoverageAnalysis]: Checked inductivity of 28440 backedges. 0 proven. 22120 refuted. 0 times theorem prover too weak. 6320 trivial. 0 not checked. [2023-12-03 00:20:51,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:51,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 585 states and 750 transitions. [2023-12-03 00:20:51,962 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 750 transitions. [2023-12-03 00:20:51,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 725 [2023-12-03 00:20:51,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:51,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:52,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 1307 conjuncts, 163 conjunts are in the unsatisfiable core [2023-12-03 00:20:52,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:53,133 INFO L134 CoverageAnalysis]: Checked inductivity of 28680 backedges. 0 proven. 22360 refuted. 0 times theorem prover too weak. 6320 trivial. 0 not checked. [2023-12-03 00:20:56,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:56,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 588 states and 753 transitions. [2023-12-03 00:20:56,065 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 753 transitions. [2023-12-03 00:20:56,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 731 [2023-12-03 00:20:56,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:56,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:56,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 1318 conjuncts, 82 conjunts are in the unsatisfiable core [2023-12-03 00:20:56,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:57,303 INFO L134 CoverageAnalysis]: Checked inductivity of 29160 backedges. 0 proven. 22680 refuted. 0 times theorem prover too weak. 6480 trivial. 0 not checked. [2023-12-03 00:21:00,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:00,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 592 states and 759 transitions. [2023-12-03 00:21:00,258 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 759 transitions. [2023-12-03 00:21:00,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 734 [2023-12-03 00:21:00,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:00,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:00,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 165 conjunts are in the unsatisfiable core [2023-12-03 00:21:00,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:01,437 INFO L134 CoverageAnalysis]: Checked inductivity of 29403 backedges. 0 proven. 22923 refuted. 0 times theorem prover too weak. 6480 trivial. 0 not checked. [2023-12-03 00:21:04,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:04,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 595 states and 762 transitions. [2023-12-03 00:21:04,501 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 762 transitions. [2023-12-03 00:21:04,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 740 [2023-12-03 00:21:04,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:04,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:04,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:04,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 1334 conjuncts, 83 conjunts are in the unsatisfiable core [2023-12-03 00:21:04,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:05,797 INFO L134 CoverageAnalysis]: Checked inductivity of 29889 backedges. 0 proven. 23247 refuted. 0 times theorem prover too weak. 6642 trivial. 0 not checked. [2023-12-03 00:21:08,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:08,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 599 states and 768 transitions. [2023-12-03 00:21:08,771 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 768 transitions. [2023-12-03 00:21:08,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 743 [2023-12-03 00:21:08,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:08,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:09,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 1339 conjuncts, 167 conjunts are in the unsatisfiable core [2023-12-03 00:21:09,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:09,930 INFO L134 CoverageAnalysis]: Checked inductivity of 30135 backedges. 0 proven. 23493 refuted. 0 times theorem prover too weak. 6642 trivial. 0 not checked. [2023-12-03 00:21:12,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:12,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 602 states and 771 transitions. [2023-12-03 00:21:12,924 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 771 transitions. [2023-12-03 00:21:12,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 749 [2023-12-03 00:21:12,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:12,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:13,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 1350 conjuncts, 84 conjunts are in the unsatisfiable core [2023-12-03 00:21:13,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:14,237 INFO L134 CoverageAnalysis]: Checked inductivity of 30627 backedges. 0 proven. 23821 refuted. 0 times theorem prover too weak. 6806 trivial. 0 not checked. [2023-12-03 00:21:17,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:17,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 606 states and 777 transitions. [2023-12-03 00:21:17,582 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 777 transitions. [2023-12-03 00:21:17,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 752 [2023-12-03 00:21:17,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:17,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:17,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 1355 conjuncts, 169 conjunts are in the unsatisfiable core [2023-12-03 00:21:17,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:18,832 INFO L134 CoverageAnalysis]: Checked inductivity of 30876 backedges. 0 proven. 24070 refuted. 0 times theorem prover too weak. 6806 trivial. 0 not checked. [2023-12-03 00:21:22,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:22,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 609 states and 780 transitions. [2023-12-03 00:21:22,331 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 780 transitions. [2023-12-03 00:21:22,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 758 [2023-12-03 00:21:22,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:22,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:22,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 1366 conjuncts, 85 conjunts are in the unsatisfiable core [2023-12-03 00:21:22,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:23,648 INFO L134 CoverageAnalysis]: Checked inductivity of 31374 backedges. 0 proven. 24402 refuted. 0 times theorem prover too weak. 6972 trivial. 0 not checked. [2023-12-03 00:21:26,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:26,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 613 states and 786 transitions. [2023-12-03 00:21:26,958 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 786 transitions. [2023-12-03 00:21:26,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2023-12-03 00:21:26,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:26,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:27,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:27,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 1371 conjuncts, 171 conjunts are in the unsatisfiable core [2023-12-03 00:21:27,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:28,229 INFO L134 CoverageAnalysis]: Checked inductivity of 31626 backedges. 0 proven. 24654 refuted. 0 times theorem prover too weak. 6972 trivial. 0 not checked. [2023-12-03 00:21:31,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:31,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 616 states and 789 transitions. [2023-12-03 00:21:31,575 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 789 transitions. [2023-12-03 00:21:31,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 767 [2023-12-03 00:21:31,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:31,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:31,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 1382 conjuncts, 86 conjunts are in the unsatisfiable core [2023-12-03 00:21:31,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:32,921 INFO L134 CoverageAnalysis]: Checked inductivity of 32130 backedges. 0 proven. 24990 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2023-12-03 00:21:36,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:36,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 620 states and 795 transitions. [2023-12-03 00:21:36,160 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 795 transitions. [2023-12-03 00:21:36,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 770 [2023-12-03 00:21:36,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:36,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:36,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 1387 conjuncts, 173 conjunts are in the unsatisfiable core [2023-12-03 00:21:36,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:37,455 INFO L134 CoverageAnalysis]: Checked inductivity of 32385 backedges. 0 proven. 25245 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2023-12-03 00:21:40,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:40,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 623 states and 798 transitions. [2023-12-03 00:21:40,821 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 798 transitions. [2023-12-03 00:21:40,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2023-12-03 00:21:40,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:40,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:41,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:41,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 1398 conjuncts, 87 conjunts are in the unsatisfiable core [2023-12-03 00:21:41,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:42,169 INFO L134 CoverageAnalysis]: Checked inductivity of 32895 backedges. 0 proven. 25585 refuted. 0 times theorem prover too weak. 7310 trivial. 0 not checked. [2023-12-03 00:21:45,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:45,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 627 states and 804 transitions. [2023-12-03 00:21:45,472 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 804 transitions. [2023-12-03 00:21:45,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 779 [2023-12-03 00:21:45,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:45,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:45,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:45,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 1403 conjuncts, 175 conjunts are in the unsatisfiable core [2023-12-03 00:21:45,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:46,682 INFO L134 CoverageAnalysis]: Checked inductivity of 33153 backedges. 0 proven. 25843 refuted. 0 times theorem prover too weak. 7310 trivial. 0 not checked. [2023-12-03 00:21:50,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:50,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 630 states and 807 transitions. [2023-12-03 00:21:50,172 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 807 transitions. [2023-12-03 00:21:50,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 785 [2023-12-03 00:21:50,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:50,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:50,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:50,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 1414 conjuncts, 88 conjunts are in the unsatisfiable core [2023-12-03 00:21:50,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:51,645 INFO L134 CoverageAnalysis]: Checked inductivity of 33669 backedges. 0 proven. 26187 refuted. 0 times theorem prover too weak. 7482 trivial. 0 not checked. [2023-12-03 00:21:55,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:55,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 634 states and 813 transitions. [2023-12-03 00:21:55,317 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 813 transitions. [2023-12-03 00:21:55,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 788 [2023-12-03 00:21:55,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:55,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:55,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:55,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 1419 conjuncts, 177 conjunts are in the unsatisfiable core [2023-12-03 00:21:55,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:56,628 INFO L134 CoverageAnalysis]: Checked inductivity of 33930 backedges. 0 proven. 26448 refuted. 0 times theorem prover too weak. 7482 trivial. 0 not checked. [2023-12-03 00:22:00,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:00,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 637 states and 816 transitions. [2023-12-03 00:22:00,351 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 816 transitions. [2023-12-03 00:22:00,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 794 [2023-12-03 00:22:00,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:00,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:00,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:00,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 1430 conjuncts, 89 conjunts are in the unsatisfiable core [2023-12-03 00:22:00,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:01,875 INFO L134 CoverageAnalysis]: Checked inductivity of 34452 backedges. 0 proven. 26796 refuted. 0 times theorem prover too weak. 7656 trivial. 0 not checked. [2023-12-03 00:22:05,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:05,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 641 states and 822 transitions. [2023-12-03 00:22:05,711 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 822 transitions. [2023-12-03 00:22:05,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 797 [2023-12-03 00:22:05,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:05,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:05,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 1435 conjuncts, 179 conjunts are in the unsatisfiable core [2023-12-03 00:22:05,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:07,134 INFO L134 CoverageAnalysis]: Checked inductivity of 34716 backedges. 0 proven. 27060 refuted. 0 times theorem prover too weak. 7656 trivial. 0 not checked. [2023-12-03 00:22:10,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:10,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 644 states and 825 transitions. [2023-12-03 00:22:10,849 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 825 transitions. [2023-12-03 00:22:10,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 803 [2023-12-03 00:22:10,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:10,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:11,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 1446 conjuncts, 90 conjunts are in the unsatisfiable core [2023-12-03 00:22:11,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:12,348 INFO L134 CoverageAnalysis]: Checked inductivity of 35244 backedges. 0 proven. 27412 refuted. 0 times theorem prover too weak. 7832 trivial. 0 not checked. [2023-12-03 00:22:16,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:16,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 648 states and 831 transitions. [2023-12-03 00:22:16,281 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 831 transitions. [2023-12-03 00:22:16,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 806 [2023-12-03 00:22:16,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:16,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:16,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:16,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 181 conjunts are in the unsatisfiable core [2023-12-03 00:22:16,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:17,604 INFO L134 CoverageAnalysis]: Checked inductivity of 35511 backedges. 0 proven. 27679 refuted. 0 times theorem prover too weak. 7832 trivial. 0 not checked. [2023-12-03 00:22:21,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:21,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 651 states and 834 transitions. [2023-12-03 00:22:21,346 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 834 transitions. [2023-12-03 00:22:21,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 812 [2023-12-03 00:22:21,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:21,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:21,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:21,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 1462 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-03 00:22:21,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:22,898 INFO L134 CoverageAnalysis]: Checked inductivity of 36045 backedges. 0 proven. 28035 refuted. 0 times theorem prover too weak. 8010 trivial. 0 not checked. [2023-12-03 00:22:26,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:26,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 655 states and 840 transitions. [2023-12-03 00:22:26,821 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 840 transitions. [2023-12-03 00:22:26,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 815 [2023-12-03 00:22:26,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:26,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:27,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 1467 conjuncts, 183 conjunts are in the unsatisfiable core [2023-12-03 00:22:27,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:28,077 INFO L134 CoverageAnalysis]: Checked inductivity of 36315 backedges. 0 proven. 28305 refuted. 0 times theorem prover too weak. 8010 trivial. 0 not checked. [2023-12-03 00:22:31,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:31,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 658 states and 843 transitions. [2023-12-03 00:22:31,938 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 843 transitions. [2023-12-03 00:22:31,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 821 [2023-12-03 00:22:31,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:31,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:32,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:32,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 1478 conjuncts, 92 conjunts are in the unsatisfiable core [2023-12-03 00:22:32,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:33,466 INFO L134 CoverageAnalysis]: Checked inductivity of 36855 backedges. 0 proven. 28665 refuted. 0 times theorem prover too weak. 8190 trivial. 0 not checked. [2023-12-03 00:22:37,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:37,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 662 states and 849 transitions. [2023-12-03 00:22:37,429 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 849 transitions. [2023-12-03 00:22:37,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 824 [2023-12-03 00:22:37,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:37,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:37,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 1483 conjuncts, 185 conjunts are in the unsatisfiable core [2023-12-03 00:22:37,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:38,829 INFO L134 CoverageAnalysis]: Checked inductivity of 37128 backedges. 0 proven. 28938 refuted. 0 times theorem prover too weak. 8190 trivial. 0 not checked. [2023-12-03 00:22:42,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:42,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 665 states and 852 transitions. [2023-12-03 00:22:42,848 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 852 transitions. [2023-12-03 00:22:42,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 830 [2023-12-03 00:22:42,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:42,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:43,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 1494 conjuncts, 93 conjunts are in the unsatisfiable core [2023-12-03 00:22:43,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:44,403 INFO L134 CoverageAnalysis]: Checked inductivity of 37674 backedges. 0 proven. 29302 refuted. 0 times theorem prover too weak. 8372 trivial. 0 not checked. [2023-12-03 00:22:48,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:48,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 669 states and 858 transitions. [2023-12-03 00:22:48,602 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 858 transitions. [2023-12-03 00:22:48,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 833 [2023-12-03 00:22:48,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:48,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:48,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 1499 conjuncts, 187 conjunts are in the unsatisfiable core [2023-12-03 00:22:48,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:49,979 INFO L134 CoverageAnalysis]: Checked inductivity of 37950 backedges. 0 proven. 29578 refuted. 0 times theorem prover too weak. 8372 trivial. 0 not checked. [2023-12-03 00:22:54,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:54,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 672 states and 861 transitions. [2023-12-03 00:22:54,008 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 861 transitions. [2023-12-03 00:22:54,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 839 [2023-12-03 00:22:54,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:54,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:54,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:54,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 1510 conjuncts, 94 conjunts are in the unsatisfiable core [2023-12-03 00:22:54,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:55,641 INFO L134 CoverageAnalysis]: Checked inductivity of 38502 backedges. 0 proven. 29946 refuted. 0 times theorem prover too weak. 8556 trivial. 0 not checked. [2023-12-03 00:22:59,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:59,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 676 states and 867 transitions. [2023-12-03 00:22:59,897 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 867 transitions. [2023-12-03 00:22:59,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 842 [2023-12-03 00:22:59,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:59,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:00,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:00,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 1515 conjuncts, 189 conjunts are in the unsatisfiable core [2023-12-03 00:23:00,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:01,276 INFO L134 CoverageAnalysis]: Checked inductivity of 38781 backedges. 0 proven. 30225 refuted. 0 times theorem prover too weak. 8556 trivial. 0 not checked. [2023-12-03 00:23:05,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:05,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 679 states and 870 transitions. [2023-12-03 00:23:05,454 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 870 transitions. [2023-12-03 00:23:05,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 848 [2023-12-03 00:23:05,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:05,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:05,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 1526 conjuncts, 95 conjunts are in the unsatisfiable core [2023-12-03 00:23:05,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:07,145 INFO L134 CoverageAnalysis]: Checked inductivity of 39339 backedges. 0 proven. 30597 refuted. 0 times theorem prover too weak. 8742 trivial. 0 not checked. [2023-12-03 00:23:11,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:11,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 683 states and 876 transitions. [2023-12-03 00:23:11,395 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 876 transitions. [2023-12-03 00:23:11,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 851 [2023-12-03 00:23:11,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:11,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:11,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 1531 conjuncts, 191 conjunts are in the unsatisfiable core [2023-12-03 00:23:11,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:12,796 INFO L134 CoverageAnalysis]: Checked inductivity of 39621 backedges. 0 proven. 30879 refuted. 0 times theorem prover too weak. 8742 trivial. 0 not checked. [2023-12-03 00:23:16,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:16,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 686 states and 879 transitions. [2023-12-03 00:23:16,827 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 879 transitions. [2023-12-03 00:23:16,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 857 [2023-12-03 00:23:16,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:16,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:17,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 1542 conjuncts, 96 conjunts are in the unsatisfiable core [2023-12-03 00:23:17,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:18,560 INFO L134 CoverageAnalysis]: Checked inductivity of 40185 backedges. 0 proven. 31255 refuted. 0 times theorem prover too weak. 8930 trivial. 0 not checked. [2023-12-03 00:23:22,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:22,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 690 states and 885 transitions. [2023-12-03 00:23:22,825 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 885 transitions. [2023-12-03 00:23:22,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 860 [2023-12-03 00:23:22,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:22,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:23,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 1547 conjuncts, 193 conjunts are in the unsatisfiable core [2023-12-03 00:23:23,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:24,204 INFO L134 CoverageAnalysis]: Checked inductivity of 40470 backedges. 0 proven. 31540 refuted. 0 times theorem prover too weak. 8930 trivial. 0 not checked. [2023-12-03 00:23:28,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:28,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 693 states and 888 transitions. [2023-12-03 00:23:28,712 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 888 transitions. [2023-12-03 00:23:28,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 866 [2023-12-03 00:23:28,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:28,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:28,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:28,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 1558 conjuncts, 97 conjunts are in the unsatisfiable core [2023-12-03 00:23:28,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:30,422 INFO L134 CoverageAnalysis]: Checked inductivity of 41040 backedges. 0 proven. 31920 refuted. 0 times theorem prover too weak. 9120 trivial. 0 not checked. [2023-12-03 00:23:34,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:34,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 697 states and 894 transitions. [2023-12-03 00:23:34,800 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 894 transitions. [2023-12-03 00:23:34,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 869 [2023-12-03 00:23:34,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:34,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:35,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 1563 conjuncts, 195 conjunts are in the unsatisfiable core [2023-12-03 00:23:35,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:36,199 INFO L134 CoverageAnalysis]: Checked inductivity of 41328 backedges. 0 proven. 32208 refuted. 0 times theorem prover too weak. 9120 trivial. 0 not checked. [2023-12-03 00:23:40,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:40,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 700 states and 897 transitions. [2023-12-03 00:23:40,496 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 897 transitions. [2023-12-03 00:23:40,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 875 [2023-12-03 00:23:40,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:40,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:40,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 1574 conjuncts, 98 conjunts are in the unsatisfiable core [2023-12-03 00:23:40,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:42,206 INFO L134 CoverageAnalysis]: Checked inductivity of 41904 backedges. 0 proven. 32592 refuted. 0 times theorem prover too weak. 9312 trivial. 0 not checked. [2023-12-03 00:23:46,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:46,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 704 states and 903 transitions. [2023-12-03 00:23:46,762 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 903 transitions. [2023-12-03 00:23:46,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 878 [2023-12-03 00:23:46,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:46,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:47,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:47,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 1579 conjuncts, 197 conjunts are in the unsatisfiable core [2023-12-03 00:23:47,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:48,278 INFO L134 CoverageAnalysis]: Checked inductivity of 42195 backedges. 0 proven. 32883 refuted. 0 times theorem prover too weak. 9312 trivial. 0 not checked. [2023-12-03 00:23:52,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:52,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 707 states and 906 transitions. [2023-12-03 00:23:52,668 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 906 transitions. [2023-12-03 00:23:52,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 884 [2023-12-03 00:23:52,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:52,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:52,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:52,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 99 conjunts are in the unsatisfiable core [2023-12-03 00:23:52,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:54,472 INFO L134 CoverageAnalysis]: Checked inductivity of 42777 backedges. 0 proven. 33271 refuted. 0 times theorem prover too weak. 9506 trivial. 0 not checked. [2023-12-03 00:23:58,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:58,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 711 states and 912 transitions. [2023-12-03 00:23:58,933 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 912 transitions. [2023-12-03 00:23:58,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 887 [2023-12-03 00:23:58,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:58,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:59,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 1595 conjuncts, 199 conjunts are in the unsatisfiable core [2023-12-03 00:23:59,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:00,426 INFO L134 CoverageAnalysis]: Checked inductivity of 43071 backedges. 0 proven. 33565 refuted. 0 times theorem prover too weak. 9506 trivial. 0 not checked. [2023-12-03 00:24:05,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:05,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 714 states and 915 transitions. [2023-12-03 00:24:05,088 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 915 transitions. [2023-12-03 00:24:05,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 893 [2023-12-03 00:24:05,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:05,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:05,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:05,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 1606 conjuncts, 100 conjunts are in the unsatisfiable core [2023-12-03 00:24:05,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:06,900 INFO L134 CoverageAnalysis]: Checked inductivity of 43659 backedges. 0 proven. 33957 refuted. 0 times theorem prover too weak. 9702 trivial. 0 not checked. [2023-12-03 00:24:11,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:11,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 718 states and 921 transitions. [2023-12-03 00:24:11,630 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 921 transitions. [2023-12-03 00:24:11,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 896 [2023-12-03 00:24:11,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:11,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:11,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:11,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 1611 conjuncts, 201 conjunts are in the unsatisfiable core [2023-12-03 00:24:11,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:13,124 INFO L134 CoverageAnalysis]: Checked inductivity of 43956 backedges. 0 proven. 34254 refuted. 0 times theorem prover too weak. 9702 trivial. 0 not checked. [2023-12-03 00:24:17,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:17,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 721 states and 924 transitions. [2023-12-03 00:24:17,575 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 924 transitions. [2023-12-03 00:24:17,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 902 [2023-12-03 00:24:17,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:17,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:17,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 1622 conjuncts, 101 conjunts are in the unsatisfiable core [2023-12-03 00:24:17,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:19,372 INFO L134 CoverageAnalysis]: Checked inductivity of 44550 backedges. 0 proven. 34650 refuted. 0 times theorem prover too weak. 9900 trivial. 0 not checked. [2023-12-03 00:24:24,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:24,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 725 states and 930 transitions. [2023-12-03 00:24:24,316 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 930 transitions. [2023-12-03 00:24:24,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 905 [2023-12-03 00:24:24,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:24,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:24,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:24,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 1627 conjuncts, 203 conjunts are in the unsatisfiable core [2023-12-03 00:24:24,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:25,810 INFO L134 CoverageAnalysis]: Checked inductivity of 44850 backedges. 0 proven. 34950 refuted. 0 times theorem prover too weak. 9900 trivial. 0 not checked. [2023-12-03 00:24:30,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:30,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 728 states and 933 transitions. [2023-12-03 00:24:30,474 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 933 transitions. [2023-12-03 00:24:30,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 911 [2023-12-03 00:24:30,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:30,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:30,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 1638 conjuncts, 102 conjunts are in the unsatisfiable core [2023-12-03 00:24:30,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:32,322 INFO L134 CoverageAnalysis]: Checked inductivity of 45450 backedges. 0 proven. 35350 refuted. 0 times theorem prover too weak. 10100 trivial. 0 not checked. [2023-12-03 00:24:37,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:37,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 732 states and 939 transitions. [2023-12-03 00:24:37,119 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 939 transitions. [2023-12-03 00:24:37,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 914 [2023-12-03 00:24:37,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:37,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:37,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 1643 conjuncts, 205 conjunts are in the unsatisfiable core [2023-12-03 00:24:37,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:38,671 INFO L134 CoverageAnalysis]: Checked inductivity of 45753 backedges. 0 proven. 35653 refuted. 0 times theorem prover too weak. 10100 trivial. 0 not checked. [2023-12-03 00:24:43,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:43,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 735 states and 942 transitions. [2023-12-03 00:24:43,392 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 942 transitions. [2023-12-03 00:24:43,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 920 [2023-12-03 00:24:43,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:43,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:43,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:43,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 1654 conjuncts, 103 conjunts are in the unsatisfiable core [2023-12-03 00:24:43,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:45,323 INFO L134 CoverageAnalysis]: Checked inductivity of 46359 backedges. 0 proven. 36057 refuted. 0 times theorem prover too weak. 10302 trivial. 0 not checked. [2023-12-03 00:24:50,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:50,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 739 states and 948 transitions. [2023-12-03 00:24:50,236 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 948 transitions. [2023-12-03 00:24:50,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 923 [2023-12-03 00:24:50,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:50,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:50,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:50,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 1659 conjuncts, 207 conjunts are in the unsatisfiable core [2023-12-03 00:24:50,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:51,824 INFO L134 CoverageAnalysis]: Checked inductivity of 46665 backedges. 0 proven. 36363 refuted. 0 times theorem prover too weak. 10302 trivial. 0 not checked. [2023-12-03 00:24:56,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:56,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 742 states and 951 transitions. [2023-12-03 00:24:56,726 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 951 transitions. [2023-12-03 00:24:56,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 929 [2023-12-03 00:24:56,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:56,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:57,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:57,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 1670 conjuncts, 104 conjunts are in the unsatisfiable core [2023-12-03 00:24:57,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:58,687 INFO L134 CoverageAnalysis]: Checked inductivity of 47277 backedges. 0 proven. 36771 refuted. 0 times theorem prover too weak. 10506 trivial. 0 not checked. [2023-12-03 00:25:03,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:03,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 746 states and 957 transitions. [2023-12-03 00:25:03,711 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 957 transitions. [2023-12-03 00:25:03,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 932 [2023-12-03 00:25:03,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:03,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:04,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:04,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 1675 conjuncts, 209 conjunts are in the unsatisfiable core [2023-12-03 00:25:04,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:05,329 INFO L134 CoverageAnalysis]: Checked inductivity of 47586 backedges. 0 proven. 37080 refuted. 0 times theorem prover too weak. 10506 trivial. 0 not checked. [2023-12-03 00:25:10,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:10,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 749 states and 960 transitions. [2023-12-03 00:25:10,215 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 960 transitions. [2023-12-03 00:25:10,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 938 [2023-12-03 00:25:10,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:10,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:10,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 1686 conjuncts, 105 conjunts are in the unsatisfiable core [2023-12-03 00:25:10,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:12,141 INFO L134 CoverageAnalysis]: Checked inductivity of 48204 backedges. 0 proven. 37492 refuted. 0 times theorem prover too weak. 10712 trivial. 0 not checked. [2023-12-03 00:25:17,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:17,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 753 states and 966 transitions. [2023-12-03 00:25:17,259 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 966 transitions. [2023-12-03 00:25:17,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 941 [2023-12-03 00:25:17,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:17,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:17,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:17,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 1691 conjuncts, 211 conjunts are in the unsatisfiable core [2023-12-03 00:25:17,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:18,907 INFO L134 CoverageAnalysis]: Checked inductivity of 48516 backedges. 0 proven. 37804 refuted. 0 times theorem prover too weak. 10712 trivial. 0 not checked. [2023-12-03 00:25:23,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:23,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 756 states and 969 transitions. [2023-12-03 00:25:23,835 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 969 transitions. [2023-12-03 00:25:23,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 947 [2023-12-03 00:25:23,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:23,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:24,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:24,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 1702 conjuncts, 106 conjunts are in the unsatisfiable core [2023-12-03 00:25:24,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:25,772 INFO L134 CoverageAnalysis]: Checked inductivity of 49140 backedges. 0 proven. 38220 refuted. 0 times theorem prover too weak. 10920 trivial. 0 not checked. [2023-12-03 00:25:30,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:30,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 760 states and 975 transitions. [2023-12-03 00:25:30,630 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 975 transitions. [2023-12-03 00:25:30,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 950 [2023-12-03 00:25:30,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:30,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:30,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 1707 conjuncts, 213 conjunts are in the unsatisfiable core [2023-12-03 00:25:30,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:32,209 INFO L134 CoverageAnalysis]: Checked inductivity of 49455 backedges. 0 proven. 38535 refuted. 0 times theorem prover too weak. 10920 trivial. 0 not checked. [2023-12-03 00:25:37,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:37,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 763 states and 978 transitions. [2023-12-03 00:25:37,331 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 978 transitions. [2023-12-03 00:25:37,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 956 [2023-12-03 00:25:37,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:37,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:37,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:37,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 1718 conjuncts, 107 conjunts are in the unsatisfiable core [2023-12-03 00:25:37,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:39,296 INFO L134 CoverageAnalysis]: Checked inductivity of 50085 backedges. 0 proven. 38955 refuted. 0 times theorem prover too weak. 11130 trivial. 0 not checked. [2023-12-03 00:25:44,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:44,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 767 states and 984 transitions. [2023-12-03 00:25:44,522 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 984 transitions. [2023-12-03 00:25:44,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 959 [2023-12-03 00:25:44,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:44,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:44,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:44,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 1723 conjuncts, 215 conjunts are in the unsatisfiable core [2023-12-03 00:25:44,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:46,146 INFO L134 CoverageAnalysis]: Checked inductivity of 50403 backedges. 0 proven. 39273 refuted. 0 times theorem prover too weak. 11130 trivial. 0 not checked. [2023-12-03 00:25:51,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:51,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 770 states and 987 transitions. [2023-12-03 00:25:51,149 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 987 transitions. [2023-12-03 00:25:51,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 965 [2023-12-03 00:25:51,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:51,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:51,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:51,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 1734 conjuncts, 108 conjunts are in the unsatisfiable core [2023-12-03 00:25:51,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:53,154 INFO L134 CoverageAnalysis]: Checked inductivity of 51039 backedges. 0 proven. 39697 refuted. 0 times theorem prover too weak. 11342 trivial. 0 not checked. [2023-12-03 00:25:58,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:58,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 774 states and 993 transitions. [2023-12-03 00:25:58,363 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 993 transitions. [2023-12-03 00:25:58,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 968 [2023-12-03 00:25:58,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:58,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:58,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:58,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 1739 conjuncts, 217 conjunts are in the unsatisfiable core [2023-12-03 00:25:58,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:59,979 INFO L134 CoverageAnalysis]: Checked inductivity of 51360 backedges. 0 proven. 40018 refuted. 0 times theorem prover too weak. 11342 trivial. 0 not checked. [2023-12-03 00:26:04,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:26:04,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 777 states and 996 transitions. [2023-12-03 00:26:04,926 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 996 transitions. [2023-12-03 00:26:04,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 974 [2023-12-03 00:26:04,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:26:04,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:26:05,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:26:05,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 1750 conjuncts, 109 conjunts are in the unsatisfiable core [2023-12-03 00:26:05,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:26:06,906 INFO L134 CoverageAnalysis]: Checked inductivity of 52002 backedges. 0 proven. 40446 refuted. 0 times theorem prover too weak. 11556 trivial. 0 not checked. [2023-12-03 00:26:12,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:26:12,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 781 states and 1002 transitions. [2023-12-03 00:26:12,347 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1002 transitions. [2023-12-03 00:26:12,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 977 [2023-12-03 00:26:12,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:26:12,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:26:12,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:26:12,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 1755 conjuncts, 219 conjunts are in the unsatisfiable core [2023-12-03 00:26:12,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:26:14,012 INFO L134 CoverageAnalysis]: Checked inductivity of 52326 backedges. 0 proven. 40770 refuted. 0 times theorem prover too weak. 11556 trivial. 0 not checked. [2023-12-03 00:26:19,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:26:19,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 784 states and 1005 transitions. [2023-12-03 00:26:19,244 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1005 transitions. [2023-12-03 00:26:19,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 983 [2023-12-03 00:26:19,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:26:19,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:26:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:26:19,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 1766 conjuncts, 110 conjunts are in the unsatisfiable core [2023-12-03 00:26:19,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:26:21,268 INFO L134 CoverageAnalysis]: Checked inductivity of 52974 backedges. 0 proven. 41202 refuted. 0 times theorem prover too weak. 11772 trivial. 0 not checked. [2023-12-03 00:26:26,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:26:26,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 788 states and 1011 transitions. [2023-12-03 00:26:26,651 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1011 transitions. [2023-12-03 00:26:26,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 986 [2023-12-03 00:26:26,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:26:26,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:26:26,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:26:26,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 1771 conjuncts, 221 conjunts are in the unsatisfiable core [2023-12-03 00:26:26,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:26:28,325 INFO L134 CoverageAnalysis]: Checked inductivity of 53301 backedges. 0 proven. 41529 refuted. 0 times theorem prover too weak. 11772 trivial. 0 not checked. [2023-12-03 00:26:33,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:26:33,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 791 states and 1014 transitions. [2023-12-03 00:26:33,740 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1014 transitions. [2023-12-03 00:26:33,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 992 [2023-12-03 00:26:33,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:26:33,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:26:34,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:26:34,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 1782 conjuncts, 111 conjunts are in the unsatisfiable core [2023-12-03 00:26:34,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:26:35,814 INFO L134 CoverageAnalysis]: Checked inductivity of 53955 backedges. 0 proven. 41965 refuted. 0 times theorem prover too weak. 11990 trivial. 0 not checked. [2023-12-03 00:26:40,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:26:40,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 795 states and 1020 transitions. [2023-12-03 00:26:40,912 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1020 transitions. [2023-12-03 00:26:40,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 995 [2023-12-03 00:26:40,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:26:40,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:26:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:26:41,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 1787 conjuncts, 223 conjunts are in the unsatisfiable core [2023-12-03 00:26:41,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:26:42,567 INFO L134 CoverageAnalysis]: Checked inductivity of 54285 backedges. 0 proven. 42295 refuted. 0 times theorem prover too weak. 11990 trivial. 0 not checked. [2023-12-03 00:26:47,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:26:47,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 798 states and 1023 transitions. [2023-12-03 00:26:47,982 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1023 transitions. [2023-12-03 00:26:47,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1001 [2023-12-03 00:26:47,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:26:47,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:26:48,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:26:48,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 1798 conjuncts, 112 conjunts are in the unsatisfiable core [2023-12-03 00:26:48,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:26:50,090 INFO L134 CoverageAnalysis]: Checked inductivity of 54945 backedges. 0 proven. 42735 refuted. 0 times theorem prover too weak. 12210 trivial. 0 not checked. [2023-12-03 00:26:55,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:26:55,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 802 states and 1029 transitions. [2023-12-03 00:26:55,899 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1029 transitions. [2023-12-03 00:26:55,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1004 [2023-12-03 00:26:55,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:26:55,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:26:56,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:26:56,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 1803 conjuncts, 225 conjunts are in the unsatisfiable core [2023-12-03 00:26:56,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:26:57,600 INFO L134 CoverageAnalysis]: Checked inductivity of 55278 backedges. 0 proven. 43068 refuted. 0 times theorem prover too weak. 12210 trivial. 0 not checked. [2023-12-03 00:27:03,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:27:03,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 805 states and 1032 transitions. [2023-12-03 00:27:03,153 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1032 transitions. [2023-12-03 00:27:03,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1010 [2023-12-03 00:27:03,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:27:03,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:27:03,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:27:03,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 1814 conjuncts, 113 conjunts are in the unsatisfiable core [2023-12-03 00:27:03,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:27:05,298 INFO L134 CoverageAnalysis]: Checked inductivity of 55944 backedges. 0 proven. 43512 refuted. 0 times theorem prover too weak. 12432 trivial. 0 not checked. [2023-12-03 00:27:10,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:27:10,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 809 states and 1038 transitions. [2023-12-03 00:27:10,775 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1038 transitions. [2023-12-03 00:27:10,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1013 [2023-12-03 00:27:10,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:27:10,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:27:11,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:27:11,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 1819 conjuncts, 227 conjunts are in the unsatisfiable core [2023-12-03 00:27:11,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:27:12,536 INFO L134 CoverageAnalysis]: Checked inductivity of 56280 backedges. 0 proven. 43848 refuted. 0 times theorem prover too weak. 12432 trivial. 0 not checked. [2023-12-03 00:27:18,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:27:18,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 812 states and 1041 transitions. [2023-12-03 00:27:18,175 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1041 transitions. [2023-12-03 00:27:18,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1019 [2023-12-03 00:27:18,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:27:18,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:27:18,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:27:18,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 1830 conjuncts, 114 conjunts are in the unsatisfiable core [2023-12-03 00:27:18,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:27:20,459 INFO L134 CoverageAnalysis]: Checked inductivity of 56952 backedges. 0 proven. 44296 refuted. 0 times theorem prover too weak. 12656 trivial. 0 not checked. [2023-12-03 00:27:26,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:27:26,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 816 states and 1047 transitions. [2023-12-03 00:27:26,521 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1047 transitions. [2023-12-03 00:27:26,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1022 [2023-12-03 00:27:26,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:27:26,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:27:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:27:26,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 1835 conjuncts, 229 conjunts are in the unsatisfiable core [2023-12-03 00:27:26,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:27:28,335 INFO L134 CoverageAnalysis]: Checked inductivity of 57291 backedges. 0 proven. 44635 refuted. 0 times theorem prover too weak. 12656 trivial. 0 not checked. [2023-12-03 00:27:34,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:27:34,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 819 states and 1050 transitions. [2023-12-03 00:27:34,019 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1050 transitions. [2023-12-03 00:27:34,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1028 [2023-12-03 00:27:34,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:27:34,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:27:34,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:27:34,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 1846 conjuncts, 115 conjunts are in the unsatisfiable core [2023-12-03 00:27:34,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:27:36,326 INFO L134 CoverageAnalysis]: Checked inductivity of 57969 backedges. 0 proven. 45087 refuted. 0 times theorem prover too weak. 12882 trivial. 0 not checked. [2023-12-03 00:27:42,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:27:42,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 823 states and 1056 transitions. [2023-12-03 00:27:42,390 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1056 transitions. [2023-12-03 00:27:42,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1031 [2023-12-03 00:27:42,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:27:42,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:27:42,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:27:42,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 1851 conjuncts, 231 conjunts are in the unsatisfiable core [2023-12-03 00:27:42,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:27:44,214 INFO L134 CoverageAnalysis]: Checked inductivity of 58311 backedges. 0 proven. 45429 refuted. 0 times theorem prover too weak. 12882 trivial. 0 not checked. [2023-12-03 00:27:50,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:27:50,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 826 states and 1059 transitions. [2023-12-03 00:27:50,170 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1059 transitions. [2023-12-03 00:27:50,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1037 [2023-12-03 00:27:50,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:27:50,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:27:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:27:50,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 1862 conjuncts, 116 conjunts are in the unsatisfiable core [2023-12-03 00:27:50,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:27:52,487 INFO L134 CoverageAnalysis]: Checked inductivity of 58995 backedges. 0 proven. 45885 refuted. 0 times theorem prover too weak. 13110 trivial. 0 not checked. [2023-12-03 00:27:58,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:27:58,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 830 states and 1065 transitions. [2023-12-03 00:27:58,560 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1065 transitions. [2023-12-03 00:27:58,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1040 [2023-12-03 00:27:58,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:27:58,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:27:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:27:58,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 1867 conjuncts, 233 conjunts are in the unsatisfiable core [2023-12-03 00:27:58,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:28:00,357 INFO L134 CoverageAnalysis]: Checked inductivity of 59340 backedges. 0 proven. 46230 refuted. 0 times theorem prover too weak. 13110 trivial. 0 not checked. [2023-12-03 00:28:06,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:28:06,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 833 states and 1068 transitions. [2023-12-03 00:28:06,161 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1068 transitions. [2023-12-03 00:28:06,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1046 [2023-12-03 00:28:06,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:28:06,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:28:06,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:28:06,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 1878 conjuncts, 117 conjunts are in the unsatisfiable core [2023-12-03 00:28:06,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:28:08,496 INFO L134 CoverageAnalysis]: Checked inductivity of 60030 backedges. 0 proven. 46690 refuted. 0 times theorem prover too weak. 13340 trivial. 0 not checked. [2023-12-03 00:28:14,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:28:14,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 837 states and 1074 transitions. [2023-12-03 00:28:14,606 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1074 transitions. [2023-12-03 00:28:14,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1049 [2023-12-03 00:28:14,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:28:14,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:28:14,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:28:15,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 1883 conjuncts, 235 conjunts are in the unsatisfiable core [2023-12-03 00:28:15,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:28:16,493 INFO L134 CoverageAnalysis]: Checked inductivity of 60378 backedges. 0 proven. 47038 refuted. 0 times theorem prover too weak. 13340 trivial. 0 not checked. [2023-12-03 00:28:22,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:28:22,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 840 states and 1077 transitions. [2023-12-03 00:28:22,471 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1077 transitions. [2023-12-03 00:28:22,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1055 [2023-12-03 00:28:22,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:28:22,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:28:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:28:22,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 1894 conjuncts, 118 conjunts are in the unsatisfiable core [2023-12-03 00:28:22,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:28:24,821 INFO L134 CoverageAnalysis]: Checked inductivity of 61074 backedges. 0 proven. 47502 refuted. 0 times theorem prover too weak. 13572 trivial. 0 not checked. [2023-12-03 00:28:31,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:28:31,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 844 states and 1083 transitions. [2023-12-03 00:28:31,252 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1083 transitions. [2023-12-03 00:28:31,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1058 [2023-12-03 00:28:31,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:28:31,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:28:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:28:31,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 1899 conjuncts, 237 conjunts are in the unsatisfiable core [2023-12-03 00:28:31,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:28:33,048 INFO L134 CoverageAnalysis]: Checked inductivity of 61425 backedges. 0 proven. 47853 refuted. 0 times theorem prover too weak. 13572 trivial. 0 not checked. [2023-12-03 00:28:39,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:28:39,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 847 states and 1086 transitions. [2023-12-03 00:28:39,087 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1086 transitions. [2023-12-03 00:28:39,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1064 [2023-12-03 00:28:39,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:28:39,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:28:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:28:39,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 1910 conjuncts, 119 conjunts are in the unsatisfiable core [2023-12-03 00:28:39,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:28:41,392 INFO L134 CoverageAnalysis]: Checked inductivity of 62127 backedges. 0 proven. 48321 refuted. 0 times theorem prover too weak. 13806 trivial. 0 not checked. [2023-12-03 00:28:47,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:28:47,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 851 states and 1092 transitions. [2023-12-03 00:28:47,682 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1092 transitions. [2023-12-03 00:28:47,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1067 [2023-12-03 00:28:47,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:28:47,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:28:48,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:28:48,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 1915 conjuncts, 239 conjunts are in the unsatisfiable core [2023-12-03 00:28:48,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:28:49,620 INFO L134 CoverageAnalysis]: Checked inductivity of 62481 backedges. 0 proven. 48675 refuted. 0 times theorem prover too weak. 13806 trivial. 0 not checked. [2023-12-03 00:28:55,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:28:55,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 854 states and 1095 transitions. [2023-12-03 00:28:55,910 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1095 transitions. [2023-12-03 00:28:55,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1073 [2023-12-03 00:28:55,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:28:55,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:28:56,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:28:56,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 1926 conjuncts, 120 conjunts are in the unsatisfiable core [2023-12-03 00:28:56,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:28:58,369 INFO L134 CoverageAnalysis]: Checked inductivity of 63189 backedges. 0 proven. 49147 refuted. 0 times theorem prover too weak. 14042 trivial. 0 not checked. [2023-12-03 00:29:04,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:29:04,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 858 states and 1101 transitions. [2023-12-03 00:29:04,808 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1101 transitions. [2023-12-03 00:29:04,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1076 [2023-12-03 00:29:04,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:29:04,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:29:05,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:29:05,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 1931 conjuncts, 241 conjunts are in the unsatisfiable core [2023-12-03 00:29:05,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:29:06,702 INFO L134 CoverageAnalysis]: Checked inductivity of 63546 backedges. 0 proven. 49504 refuted. 0 times theorem prover too weak. 14042 trivial. 0 not checked. [2023-12-03 00:29:12,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:29:12,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 861 states and 1104 transitions. [2023-12-03 00:29:12,918 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1104 transitions. [2023-12-03 00:29:12,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1082 [2023-12-03 00:29:12,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:29:12,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:29:13,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:29:13,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 1942 conjuncts, 121 conjunts are in the unsatisfiable core [2023-12-03 00:29:13,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:29:15,496 INFO L134 CoverageAnalysis]: Checked inductivity of 64260 backedges. 0 proven. 49980 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2023-12-03 00:29:22,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:29:22,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 865 states and 1110 transitions. [2023-12-03 00:29:22,102 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1110 transitions. [2023-12-03 00:29:22,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1085 [2023-12-03 00:29:22,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:29:22,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:29:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:29:22,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 1947 conjuncts, 243 conjunts are in the unsatisfiable core [2023-12-03 00:29:22,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:29:23,987 INFO L134 CoverageAnalysis]: Checked inductivity of 64620 backedges. 0 proven. 50340 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2023-12-03 00:29:30,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:29:30,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 868 states and 1113 transitions. [2023-12-03 00:29:30,200 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1113 transitions. [2023-12-03 00:29:30,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1091 [2023-12-03 00:29:30,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:29:30,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:29:30,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:29:30,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 1958 conjuncts, 122 conjunts are in the unsatisfiable core [2023-12-03 00:29:30,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:29:32,619 INFO L134 CoverageAnalysis]: Checked inductivity of 65340 backedges. 0 proven. 50820 refuted. 0 times theorem prover too weak. 14520 trivial. 0 not checked. [2023-12-03 00:29:39,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:29:39,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 872 states and 1119 transitions. [2023-12-03 00:29:39,380 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1119 transitions. [2023-12-03 00:29:39,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1094 [2023-12-03 00:29:39,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:29:39,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:29:39,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:29:39,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 1963 conjuncts, 245 conjunts are in the unsatisfiable core [2023-12-03 00:29:39,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:29:41,373 INFO L134 CoverageAnalysis]: Checked inductivity of 65703 backedges. 0 proven. 51183 refuted. 0 times theorem prover too weak. 14520 trivial. 0 not checked. [2023-12-03 00:29:47,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:29:47,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 875 states and 1122 transitions. [2023-12-03 00:29:47,942 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1122 transitions. [2023-12-03 00:29:47,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1100 [2023-12-03 00:29:47,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:29:47,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:29:48,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:29:48,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 1974 conjuncts, 123 conjunts are in the unsatisfiable core [2023-12-03 00:29:48,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:29:50,467 INFO L134 CoverageAnalysis]: Checked inductivity of 66429 backedges. 0 proven. 51667 refuted. 0 times theorem prover too weak. 14762 trivial. 0 not checked. [2023-12-03 00:29:57,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:29:57,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 879 states and 1128 transitions. [2023-12-03 00:29:57,103 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1128 transitions. [2023-12-03 00:29:57,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1103 [2023-12-03 00:29:57,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:29:57,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:29:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:29:57,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 1979 conjuncts, 247 conjunts are in the unsatisfiable core [2023-12-03 00:29:57,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:29:59,061 INFO L134 CoverageAnalysis]: Checked inductivity of 66795 backedges. 0 proven. 52033 refuted. 0 times theorem prover too weak. 14762 trivial. 0 not checked. [2023-12-03 00:30:05,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:30:05,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 882 states and 1131 transitions. [2023-12-03 00:30:05,456 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1131 transitions. [2023-12-03 00:30:05,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1109 [2023-12-03 00:30:05,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:30:05,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:30:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:30:05,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 1990 conjuncts, 124 conjunts are in the unsatisfiable core [2023-12-03 00:30:05,785 INFO L285 TraceCheckSpWp]: Computing forward predicates...