./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound100.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4726e720-25ae-44ad-9b2a-81d4d555aed6/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4726e720-25ae-44ad-9b2a-81d4d555aed6/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4726e720-25ae-44ad-9b2a-81d4d555aed6/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4726e720-25ae-44ad-9b2a-81d4d555aed6/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound100.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4726e720-25ae-44ad-9b2a-81d4d555aed6/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4726e720-25ae-44ad-9b2a-81d4d555aed6/bin/ukojak-verify-afCqCEvfdi --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 aca8f035d06c0b5071d069d3e7dfc8602e7f38b097f4966dbc919eb2aff21501 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:01:59,771 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:01:59,892 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4726e720-25ae-44ad-9b2a-81d4d555aed6/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:01:59,901 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:01:59,902 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:01:59,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:01:59,942 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:01:59,943 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:01:59,944 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:01:59,949 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:01:59,951 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:01:59,951 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:01:59,952 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:01:59,954 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:01:59,954 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:01:59,955 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:01:59,955 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:01:59,956 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:01:59,956 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:01:59,956 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:01:59,957 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:01:59,958 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:01:59,958 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:01:59,958 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:01:59,959 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:01:59,960 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:01:59,960 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:01:59,961 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:01:59,961 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:59,962 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:01:59,963 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:01:59,964 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:01:59,965 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:01:59,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:01:59,965 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:01:59,965 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_4726e720-25ae-44ad-9b2a-81d4d555aed6/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4726e720-25ae-44ad-9b2a-81d4d555aed6/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aca8f035d06c0b5071d069d3e7dfc8602e7f38b097f4966dbc919eb2aff21501 [2023-11-24 23:02:00,288 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:00,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:00,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:00,330 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:00,331 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:00,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4726e720-25ae-44ad-9b2a-81d4d555aed6/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound100.i [2023-11-24 23:02:03,480 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:02:03,688 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:02:03,689 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4726e720-25ae-44ad-9b2a-81d4d555aed6/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound100.i [2023-11-24 23:02:03,699 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4726e720-25ae-44ad-9b2a-81d4d555aed6/bin/ukojak-verify-afCqCEvfdi/data/ddbaca79c/e52eb98cef864fffbbfab8ed196f9086/FLAG5e7d6c176 [2023-11-24 23:02:03,715 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4726e720-25ae-44ad-9b2a-81d4d555aed6/bin/ukojak-verify-afCqCEvfdi/data/ddbaca79c/e52eb98cef864fffbbfab8ed196f9086 [2023-11-24 23:02:03,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:02:03,719 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:02:03,722 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:03,722 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:02:03,727 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:02:03,728 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:03" (1/1) ... [2023-11-24 23:02:03,730 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6629eeb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:03, skipping insertion in model container [2023-11-24 23:02:03,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:03" (1/1) ... [2023-11-24 23:02:03,753 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:02:03,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:03,943 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:02:03,963 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:03,979 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:02:03,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:03 WrapperNode [2023-11-24 23:02:03,980 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:03,982 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:03,982 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:02:03,982 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:02:03,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:03" (1/1) ... [2023-11-24 23:02:04,002 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:03" (1/1) ... [2023-11-24 23:02:04,025 INFO L138 Inliner]: procedures = 16, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-24 23:02:04,027 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:04,027 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:02:04,027 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:02:04,027 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:02:04,037 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:03" (1/1) ... [2023-11-24 23:02:04,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:03" (1/1) ... [2023-11-24 23:02:04,039 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:03" (1/1) ... [2023-11-24 23:02:04,039 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:03" (1/1) ... [2023-11-24 23:02:04,043 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:03" (1/1) ... [2023-11-24 23:02:04,047 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:03" (1/1) ... [2023-11-24 23:02:04,048 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:03" (1/1) ... [2023-11-24 23:02:04,050 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:03" (1/1) ... [2023-11-24 23:02:04,052 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:02:04,053 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:02:04,053 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:02:04,053 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:02:04,054 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:03" (1/1) ... [2023-11-24 23:02:04,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:04,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4726e720-25ae-44ad-9b2a-81d4d555aed6/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:02:04,094 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4726e720-25ae-44ad-9b2a-81d4d555aed6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:02:04,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4726e720-25ae-44ad-9b2a-81d4d555aed6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:02:04,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:02:04,126 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:02:04,127 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:02:04,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:02:04,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:02:04,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:02:04,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:02:04,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:02:04,214 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:02:04,216 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:02:04,422 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:02:04,486 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:02:04,486 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:02:04,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:04 BoogieIcfgContainer [2023-11-24 23:02:04,489 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:02:04,490 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:02:04,490 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:02:04,500 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:02:04,501 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:04" (1/1) ... [2023-11-24 23:02:04,511 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:02:04,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:04,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2023-11-24 23:02:04,570 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2023-11-24 23:02:04,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:02:04,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:04,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:04,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:04,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:05,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:05,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 35 transitions. [2023-11-24 23:02:05,059 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2023-11-24 23:02:05,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:02:05,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:05,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:05,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:05,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:05,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 36 transitions. [2023-11-24 23:02:05,202 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2023-11-24 23:02:05,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:02:05,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:05,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:05,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:05,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:05,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:05,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 36 transitions. [2023-11-24 23:02:05,369 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2023-11-24 23:02:05,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:02:05,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:05,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:05,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:05,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:05,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 43 transitions. [2023-11-24 23:02:05,623 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2023-11-24 23:02:05,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:02:05,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:05,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:05,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:05,724 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:05,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:05,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 45 transitions. [2023-11-24 23:02:05,817 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2023-11-24 23:02:05,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:02:05,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:05,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:05,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:05,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:06,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:06,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 53 transitions. [2023-11-24 23:02:06,238 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2023-11-24 23:02:06,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:02:06,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:06,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:06,369 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:06,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:06,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 56 transitions. [2023-11-24 23:02:06,514 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2023-11-24 23:02:06,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:02:06,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:06,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:06,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:06,633 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:06,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:06,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 59 transitions. [2023-11-24 23:02:06,674 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 59 transitions. [2023-11-24 23:02:06,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:02:06,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:06,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:06,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:06,822 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:06,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:06,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 60 transitions. [2023-11-24 23:02:06,970 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2023-11-24 23:02:06,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:02:06,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:06,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:06,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:07,121 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:07,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:07,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 68 transitions. [2023-11-24 23:02:07,465 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2023-11-24 23:02:07,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:02:07,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:07,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:07,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:07,587 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:07,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:07,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 52 states and 71 transitions. [2023-11-24 23:02:07,690 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2023-11-24 23:02:07,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:02:07,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:07,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:07,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:02:07,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:08,017 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:08,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:08,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 60 states and 86 transitions. [2023-11-24 23:02:08,442 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 86 transitions. [2023-11-24 23:02:08,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:02:08,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:08,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:08,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:08,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:02:08,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:08,574 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:08,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:08,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 65 states and 94 transitions. [2023-11-24 23:02:08,737 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2023-11-24 23:02:08,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:02:08,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:08,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:08,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:08,823 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:08,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:08,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 66 states and 98 transitions. [2023-11-24 23:02:08,865 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2023-11-24 23:02:08,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:02:08,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:08,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:08,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:09,061 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:09,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:09,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 66 states and 95 transitions. [2023-11-24 23:02:09,214 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2023-11-24 23:02:09,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:02:09,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:09,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:09,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:09,362 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:09,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:09,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 70 states and 103 transitions. [2023-11-24 23:02:09,796 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 103 transitions. [2023-11-24 23:02:09,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:02:09,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:09,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:09,932 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:10,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:10,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 73 states and 106 transitions. [2023-11-24 23:02:10,088 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 106 transitions. [2023-11-24 23:02:10,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:02:10,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:10,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:10,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:10,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:10,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:10,530 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:11,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:11,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 81 states and 121 transitions. [2023-11-24 23:02:11,259 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2023-11-24 23:02:11,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:02:11,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:11,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:11,367 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:11,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:11,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 82 states and 126 transitions. [2023-11-24 23:02:11,424 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 126 transitions. [2023-11-24 23:02:11,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:02:11,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:11,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:11,682 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:11,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:11,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 82 states and 122 transitions. [2023-11-24 23:02:11,882 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 122 transitions. [2023-11-24 23:02:11,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:02:11,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:11,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:12,084 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:12,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:12,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 83 states and 125 transitions. [2023-11-24 23:02:12,544 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 125 transitions. [2023-11-24 23:02:12,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:02:12,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:12,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:12,700 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:12,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:12,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 86 states and 128 transitions. [2023-11-24 23:02:12,895 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 128 transitions. [2023-11-24 23:02:12,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:02:12,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:12,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:12,984 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:13,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:13,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 87 states and 134 transitions. [2023-11-24 23:02:13,048 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2023-11-24 23:02:13,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:02:13,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:13,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:13,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:13,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 23:02:13,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:13,260 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:13,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:13,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 95 states and 148 transitions. [2023-11-24 23:02:13,665 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 148 transitions. [2023-11-24 23:02:13,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:02:13,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:13,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:13,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:14,108 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 34 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:14,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:14,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 95 states and 143 transitions. [2023-11-24 23:02:14,366 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 143 transitions. [2023-11-24 23:02:14,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:02:14,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:14,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:14,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:14,648 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:15,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:15,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 96 states and 146 transitions. [2023-11-24 23:02:15,249 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 146 transitions. [2023-11-24 23:02:15,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:02:15,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:15,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:15,431 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:15,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:15,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 99 states and 149 transitions. [2023-11-24 23:02:15,675 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 149 transitions. [2023-11-24 23:02:15,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:02:15,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:15,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:15,855 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:15,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:15,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 100 states and 156 transitions. [2023-11-24 23:02:15,948 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 156 transitions. [2023-11-24 23:02:15,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:02:15,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:15,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:16,603 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 55 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:16,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:16,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 100 states and 150 transitions. [2023-11-24 23:02:16,924 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 150 transitions. [2023-11-24 23:02:16,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:02:16,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:16,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:16,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:17,219 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:17,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:17,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 101 states and 153 transitions. [2023-11-24 23:02:17,841 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 153 transitions. [2023-11-24 23:02:17,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:02:17,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:17,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:17,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:18,049 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:18,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:18,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 156 transitions. [2023-11-24 23:02:18,322 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 156 transitions. [2023-11-24 23:02:18,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:02:18,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:18,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:18,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:02:18,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:18,632 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 3 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:19,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:19,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 112 states and 170 transitions. [2023-11-24 23:02:19,200 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 170 transitions. [2023-11-24 23:02:19,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:02:19,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:19,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:19,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:19,341 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:19,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:19,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 113 states and 178 transitions. [2023-11-24 23:02:19,440 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 178 transitions. [2023-11-24 23:02:19,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:02:19,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:19,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:19,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:20,148 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 81 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:20,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:20,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 113 states and 171 transitions. [2023-11-24 23:02:20,433 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 171 transitions. [2023-11-24 23:02:20,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:02:20,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:20,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:20,736 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:21,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:21,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 114 states and 174 transitions. [2023-11-24 23:02:21,338 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 174 transitions. [2023-11-24 23:02:21,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:02:21,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:21,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:21,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:21,532 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:21,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:21,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 117 states and 177 transitions. [2023-11-24 23:02:21,762 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 177 transitions. [2023-11-24 23:02:21,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:02:21,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:21,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:21,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:21,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 23:02:21,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:21,974 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:22,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:22,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 122 states and 185 transitions. [2023-11-24 23:02:22,329 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 185 transitions. [2023-11-24 23:02:22,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:02:22,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:22,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:22,493 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:22,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:22,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 123 states and 194 transitions. [2023-11-24 23:02:22,579 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 194 transitions. [2023-11-24 23:02:22,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:02:22,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:22,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:23,587 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 112 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:23,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:23,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 123 states and 186 transitions. [2023-11-24 23:02:23,914 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 186 transitions. [2023-11-24 23:02:23,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:02:23,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:23,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:24,278 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:24,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:24,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 124 states and 189 transitions. [2023-11-24 23:02:24,940 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 189 transitions. [2023-11-24 23:02:24,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:02:24,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:24,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:24,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:25,205 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:25,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:25,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 127 states and 192 transitions. [2023-11-24 23:02:25,519 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 192 transitions. [2023-11-24 23:02:25,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:02:25,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:25,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:25,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:25,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 23:02:25,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:26,252 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 9 proven. 54 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:27,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:27,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 135 states and 207 transitions. [2023-11-24 23:02:27,347 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 207 transitions. [2023-11-24 23:02:27,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:02:27,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:27,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:27,524 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:27,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:27,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 136 states and 217 transitions. [2023-11-24 23:02:27,620 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 217 transitions. [2023-11-24 23:02:27,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:02:27,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:27,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:27,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:28,872 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 148 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:29,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:29,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 136 states and 208 transitions. [2023-11-24 23:02:29,219 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 208 transitions. [2023-11-24 23:02:29,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:02:29,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:29,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:29,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:29,646 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:30,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:30,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 137 states and 211 transitions. [2023-11-24 23:02:30,352 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 211 transitions. [2023-11-24 23:02:30,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:02:30,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:30,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:30,641 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:30,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:30,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 140 states and 214 transitions. [2023-11-24 23:02:30,914 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 214 transitions. [2023-11-24 23:02:30,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:02:30,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:30,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:30,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:30,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 23:02:30,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:31,155 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:31,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:31,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 143 states and 219 transitions. [2023-11-24 23:02:31,779 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 219 transitions. [2023-11-24 23:02:31,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:02:31,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:31,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:31,971 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:32,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:32,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 144 states and 230 transitions. [2023-11-24 23:02:32,079 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 230 transitions. [2023-11-24 23:02:32,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:02:32,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:32,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:32,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:33,307 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 189 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:33,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:33,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 144 states and 220 transitions. [2023-11-24 23:02:33,677 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 220 transitions. [2023-11-24 23:02:33,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 23:02:33,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:33,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:33,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:33,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 23:02:33,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:33,915 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:34,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:34,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 149 states and 228 transitions. [2023-11-24 23:02:34,161 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 228 transitions. [2023-11-24 23:02:34,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:02:34,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:34,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:34,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:34,703 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:35,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:35,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 150 states and 231 transitions. [2023-11-24 23:02:35,542 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 231 transitions. [2023-11-24 23:02:35,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:02:35,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:35,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:35,862 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:36,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:36,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 153 states and 234 transitions. [2023-11-24 23:02:36,227 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 234 transitions. [2023-11-24 23:02:36,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:02:36,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:36,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:36,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:36,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-24 23:02:36,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:36,949 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 98 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:37,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:37,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 161 states and 249 transitions. [2023-11-24 23:02:37,933 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 249 transitions. [2023-11-24 23:02:37,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 23:02:37,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:37,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:37,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:38,145 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:38,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:38,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 162 states and 261 transitions. [2023-11-24 23:02:38,298 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 261 transitions. [2023-11-24 23:02:38,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:02:38,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:38,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:38,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:39,847 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 235 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:40,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:40,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 162 states and 250 transitions. [2023-11-24 23:02:40,269 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 250 transitions. [2023-11-24 23:02:40,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 23:02:40,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:40,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:40,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:40,812 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:41,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:41,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 163 states and 253 transitions. [2023-11-24 23:02:41,672 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 253 transitions. [2023-11-24 23:02:41,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 23:02:41,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:41,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:41,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:42,073 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:42,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:42,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 166 states and 256 transitions. [2023-11-24 23:02:42,460 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 256 transitions. [2023-11-24 23:02:42,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 23:02:42,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:42,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:42,694 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:42,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:42,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 167 states and 269 transitions. [2023-11-24 23:02:42,816 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 269 transitions. [2023-11-24 23:02:42,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 23:02:42,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:42,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:44,527 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 286 proven. 44 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:44,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:44,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 167 states and 257 transitions. [2023-11-24 23:02:44,990 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 257 transitions. [2023-11-24 23:02:44,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-24 23:02:44,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:44,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:45,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-24 23:02:45,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:45,440 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 12 proven. 133 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:46,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:46,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 175 states and 271 transitions. [2023-11-24 23:02:46,141 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 271 transitions. [2023-11-24 23:02:46,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 23:02:46,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:46,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:46,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:46,680 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:47,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:47,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 176 states and 274 transitions. [2023-11-24 23:02:47,514 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 274 transitions. [2023-11-24 23:02:47,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 23:02:47,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:47,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:47,884 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:02:48,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:48,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 179 states and 277 transitions. [2023-11-24 23:02:48,314 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 277 transitions. [2023-11-24 23:02:48,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 23:02:48,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:48,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:48,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat