./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc08248-34a2-45f8-b697-1c3d430508fc/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc08248-34a2-45f8-b697-1c3d430508fc/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_2bc08248-34a2-45f8-b697-1c3d430508fc/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc08248-34a2-45f8-b697-1c3d430508fc/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc08248-34a2-45f8-b697-1c3d430508fc/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_2bc08248-34a2-45f8-b697-1c3d430508fc/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 357c28cbcf8a6aaf949faeabbb5ae0b19b92db6bb2faeba12cd91e7c958ae977 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:46:41,350 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:46:41,417 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc08248-34a2-45f8-b697-1c3d430508fc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 22:46:41,421 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:46:41,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:46:41,443 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:46:41,443 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:46:41,444 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:46:41,445 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:46:41,445 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:46:41,446 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:46:41,446 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:46:41,447 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:46:41,447 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:46:41,448 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:46:41,448 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:46:41,449 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:46:41,449 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:46:41,450 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:46:41,450 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:46:41,451 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:46:41,452 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:46:41,452 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:46:41,453 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:46:41,453 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:46:41,454 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:46:41,454 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:46:41,455 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:46:41,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:46:41,456 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:46:41,456 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:46:41,456 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:46:41,457 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:46:41,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:46:41,457 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:46:41,457 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_2bc08248-34a2-45f8-b697-1c3d430508fc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc08248-34a2-45f8-b697-1c3d430508fc/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 357c28cbcf8a6aaf949faeabbb5ae0b19b92db6bb2faeba12cd91e7c958ae977 [2023-12-02 22:46:41,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:46:41,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:46:41,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:46:41,704 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:46:41,705 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:46:41,706 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc08248-34a2-45f8-b697-1c3d430508fc/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound10.c [2023-12-02 22:46:44,484 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:46:44,640 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:46:44,640 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc08248-34a2-45f8-b697-1c3d430508fc/sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound10.c [2023-12-02 22:46:44,646 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc08248-34a2-45f8-b697-1c3d430508fc/bin/ukojak-verify-Qdu7aM0XO9/data/d079a52e3/25081ecf38e1477ab484a35d0d1dc898/FLAGe6eeed645 [2023-12-02 22:46:44,660 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc08248-34a2-45f8-b697-1c3d430508fc/bin/ukojak-verify-Qdu7aM0XO9/data/d079a52e3/25081ecf38e1477ab484a35d0d1dc898 [2023-12-02 22:46:44,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:46:44,663 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:46:44,664 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:46:44,664 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:46:44,668 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:46:44,668 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:46:44" (1/1) ... [2023-12-02 22:46:44,669 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d09984a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:44, skipping insertion in model container [2023-12-02 22:46:44,669 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:46:44" (1/1) ... [2023-12-02 22:46:44,689 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:46:44,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:46:44,883 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:46:44,903 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:46:44,918 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:46:44,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:44 WrapperNode [2023-12-02 22:46:44,918 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:46:44,919 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:46:44,920 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:46:44,920 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:46:44,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:44" (1/1) ... [2023-12-02 22:46:44,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:44" (1/1) ... [2023-12-02 22:46:44,955 INFO L138 Inliner]: procedures = 14, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2023-12-02 22:46:44,956 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:46:44,956 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:46:44,956 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:46:44,957 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:46:44,966 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:44" (1/1) ... [2023-12-02 22:46:44,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:44" (1/1) ... [2023-12-02 22:46:44,968 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:44" (1/1) ... [2023-12-02 22:46:44,968 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:44" (1/1) ... [2023-12-02 22:46:44,972 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:44" (1/1) ... [2023-12-02 22:46:44,976 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:44" (1/1) ... [2023-12-02 22:46:44,977 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:44" (1/1) ... [2023-12-02 22:46:44,978 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:44" (1/1) ... [2023-12-02 22:46:44,980 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:46:44,981 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:46:44,981 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:46:44,981 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:46:44,982 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:44" (1/1) ... [2023-12-02 22:46:44,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:46:44,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc08248-34a2-45f8-b697-1c3d430508fc/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:46:45,011 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc08248-34a2-45f8-b697-1c3d430508fc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:46:45,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc08248-34a2-45f8-b697-1c3d430508fc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:46:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:46:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:46:45,042 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:46:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:46:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:46:45,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:46:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:46:45,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:46:45,097 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:46:45,099 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:46:45,261 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:46:45,293 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:46:45,294 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-12-02 22:46:45,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:46:45 BoogieIcfgContainer [2023-12-02 22:46:45,295 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:46:45,297 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:46:45,297 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:46:45,304 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:46:45,305 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:46:45" (1/1) ... [2023-12-02 22:46:45,313 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:46:45,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:45,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2023-12-02 22:46:45,361 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2023-12-02 22:46:45,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:46:45,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:45,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:45,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:45,638 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:45,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:45,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 40 states and 55 transitions. [2023-12-02 22:46:45,713 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 55 transitions. [2023-12-02 22:46:45,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 22:46:45,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:45,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:45,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:45,812 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:45,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:45,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 56 transitions. [2023-12-02 22:46:45,835 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2023-12-02 22:46:45,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:46:45,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:45,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:45,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:45,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:46:45,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:45,985 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:46,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:46,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 48 states and 74 transitions. [2023-12-02 22:46:46,071 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2023-12-02 22:46:46,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:46:46,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:46,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:46,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:46:46,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:46,218 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:46,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:46,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 56 states and 94 transitions. [2023-12-02 22:46:46,517 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2023-12-02 22:46:46,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 22:46:46,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:46,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:46,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:46,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:46:46,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:46,607 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:46,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:46,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 57 states and 95 transitions. [2023-12-02 22:46:46,642 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 95 transitions. [2023-12-02 22:46:46,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 22:46:46,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:46,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:46,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:46:46,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:46,836 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:47,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:47,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 70 states and 121 transitions. [2023-12-02 22:46:47,312 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 121 transitions. [2023-12-02 22:46:47,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 22:46:47,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:47,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:47,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:46:47,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:47,465 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:47,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:47,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 77 states and 140 transitions. [2023-12-02 22:46:47,803 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 140 transitions. [2023-12-02 22:46:47,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 22:46:47,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:47,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:47,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 22:46:47,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:48,017 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:48,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:48,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 80 states and 145 transitions. [2023-12-02 22:46:48,425 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 145 transitions. [2023-12-02 22:46:48,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 22:46:48,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:48,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:48,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:46:48,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:48,517 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:48,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:48,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 81 states and 146 transitions. [2023-12-02 22:46:48,562 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 146 transitions. [2023-12-02 22:46:48,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 22:46:48,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:48,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:48,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:48,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:46:48,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:48,693 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:48,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:48,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 85 states and 153 transitions. [2023-12-02 22:46:48,972 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 153 transitions. [2023-12-02 22:46:48,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 22:46:48,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:48,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:49,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:46:49,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:49,211 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 22:46:50,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:50,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 97 states and 181 transitions. [2023-12-02 22:46:50,755 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 181 transitions. [2023-12-02 22:46:50,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 22:46:50,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:50,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:50,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:46:50,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:51,035 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:52,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:52,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 103 states and 193 transitions. [2023-12-02 22:46:52,234 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 193 transitions. [2023-12-02 22:46:52,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 22:46:52,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:52,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:52,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:52,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:46:52,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:52,409 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:52,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:52,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 103 states and 190 transitions. [2023-12-02 22:46:52,588 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 190 transitions. [2023-12-02 22:46:52,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 22:46:52,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:52,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:52,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:46:52,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:52,807 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:53,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:53,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 108 states and 199 transitions. [2023-12-02 22:46:53,693 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 199 transitions. [2023-12-02 22:46:53,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 22:46:53,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:53,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:53,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:53,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:46:53,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:53,887 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:54,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:54,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 115 states and 220 transitions. [2023-12-02 22:46:54,538 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 220 transitions. [2023-12-02 22:46:54,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 22:46:54,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:54,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:54,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:54,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:46:54,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:54,684 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:55,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:55,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 119 states and 233 transitions. [2023-12-02 22:46:55,216 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 233 transitions. [2023-12-02 22:46:55,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 22:46:55,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:55,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:55,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:55,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:46:55,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:55,308 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:55,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:55,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 120 states and 237 transitions. [2023-12-02 22:46:55,360 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 237 transitions. [2023-12-02 22:46:55,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 22:46:55,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:55,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:55,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:46:55,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:55,461 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:55,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:55,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 124 states and 247 transitions. [2023-12-02 22:46:55,827 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 247 transitions. [2023-12-02 22:46:55,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 22:46:55,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:55,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:55,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:55,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:46:55,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:56,009 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:56,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:56,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 124 states and 246 transitions. [2023-12-02 22:46:56,332 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 246 transitions. [2023-12-02 22:46:56,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 22:46:56,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:56,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:56,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:56,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:46:56,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:56,483 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:57,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:57,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 128 states and 254 transitions. [2023-12-02 22:46:57,137 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 254 transitions. [2023-12-02 22:46:57,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 22:46:57,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:57,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:57,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:57,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:46:57,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:57,379 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:58,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:58,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 132 states and 258 transitions. [2023-12-02 22:46:58,570 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 258 transitions. [2023-12-02 22:46:58,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 22:46:58,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:58,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:58,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:46:58,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:58,815 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:46:59,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:59,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 132 states and 254 transitions. [2023-12-02 22:46:59,042 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 254 transitions. [2023-12-02 22:46:59,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:46:59,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:59,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:59,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:59,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:46:59,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:59,311 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:00,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:00,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 137 states and 263 transitions. [2023-12-02 22:47:00,270 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 263 transitions. [2023-12-02 22:47:00,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:47:00,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:00,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:00,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:47:00,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:00,505 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:02,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:02,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 144 states and 282 transitions. [2023-12-02 22:47:02,085 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 282 transitions. [2023-12-02 22:47:02,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:47:02,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:02,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:02,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:47:02,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:02,245 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:02,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:02,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 144 states and 281 transitions. [2023-12-02 22:47:02,594 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 281 transitions. [2023-12-02 22:47:02,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:47:02,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:02,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:02,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:47:02,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:02,839 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:03,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:03,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 147 states and 286 transitions. [2023-12-02 22:47:03,251 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 286 transitions. [2023-12-02 22:47:03,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 22:47:03,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:03,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:03,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:47:03,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:03,337 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 2 proven. 26 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:04,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:04,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 153 states and 302 transitions. [2023-12-02 22:47:04,043 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 302 transitions. [2023-12-02 22:47:04,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 22:47:04,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:04,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:04,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:47:04,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:04,124 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:04,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:04,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 155 states and 304 transitions. [2023-12-02 22:47:04,173 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 304 transitions. [2023-12-02 22:47:04,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 22:47:04,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:04,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:04,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:04,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:47:04,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:04,345 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:04,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:04,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 159 states and 315 transitions. [2023-12-02 22:47:04,930 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 315 transitions. [2023-12-02 22:47:04,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 22:47:04,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:04,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:04,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:47:04,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:05,297 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:05,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:05,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 159 states and 313 transitions. [2023-12-02 22:47:05,614 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 313 transitions. [2023-12-02 22:47:05,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 22:47:05,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:05,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:05,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 22:47:05,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:05,873 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:06,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:06,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 160 states and 314 transitions. [2023-12-02 22:47:06,111 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 314 transitions. [2023-12-02 22:47:06,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 22:47:06,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:06,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:06,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:06,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:47:06,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:06,490 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:06,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:06,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 160 states and 308 transitions. [2023-12-02 22:47:06,797 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 308 transitions. [2023-12-02 22:47:06,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 22:47:06,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:06,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:06,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:06,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 22:47:06,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:07,260 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:08,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:08,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 162 states and 314 transitions. [2023-12-02 22:47:08,072 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 314 transitions. [2023-12-02 22:47:08,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 22:47:08,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:08,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:08,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 22:47:08,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:08,429 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 3 proven. 32 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:09,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:09,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 170 states and 336 transitions. [2023-12-02 22:47:09,296 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 336 transitions. [2023-12-02 22:47:09,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 22:47:09,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:09,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:09,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:09,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:47:09,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:09,648 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:10,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:10,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 170 states and 335 transitions. [2023-12-02 22:47:10,134 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 335 transitions. [2023-12-02 22:47:10,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 22:47:10,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:10,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:10,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:10,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 22:47:10,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:10,355 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 3 proven. 38 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:11,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:11,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 175 states and 341 transitions. [2023-12-02 22:47:11,267 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 341 transitions. [2023-12-02 22:47:11,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 22:47:11,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:11,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:11,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:47:11,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:11,376 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:11,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:11,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 175 states and 340 transitions. [2023-12-02 22:47:11,770 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 340 transitions. [2023-12-02 22:47:11,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 22:47:11,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:11,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:11,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:11,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:47:11,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:11,961 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 36 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:12,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:12,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 179 states and 355 transitions. [2023-12-02 22:47:12,632 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 355 transitions. [2023-12-02 22:47:12,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 22:47:12,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:12,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:12,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:12,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:47:12,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:12,724 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 2 proven. 50 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:13,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:13,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 182 states and 371 transitions. [2023-12-02 22:47:13,481 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 371 transitions. [2023-12-02 22:47:13,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 22:47:13,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:13,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:13,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:13,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:47:13,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:13,575 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 36 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:14,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:14,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 185 states and 374 transitions. [2023-12-02 22:47:14,198 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 374 transitions. [2023-12-02 22:47:14,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 22:47:14,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:14,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:14,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:14,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:47:14,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:14,295 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 2 proven. 50 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:14,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:14,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 190 states and 387 transitions. [2023-12-02 22:47:14,954 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 387 transitions. [2023-12-02 22:47:14,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 22:47:14,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:14,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:14,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:14,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:47:14,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:15,047 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 2 proven. 56 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:15,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:15,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 192 states and 389 transitions. [2023-12-02 22:47:15,207 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 389 transitions. [2023-12-02 22:47:15,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:47:15,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:15,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:15,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:47:15,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:15,816 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-12-02 22:47:19,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:19,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 204 states and 414 transitions. [2023-12-02 22:47:19,574 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 414 transitions. [2023-12-02 22:47:19,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:47:19,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:19,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:19,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 22:47:19,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:19,923 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:20,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:21,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 206 states and 427 transitions. [2023-12-02 22:47:21,000 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 427 transitions. [2023-12-02 22:47:21,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:47:21,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:21,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:21,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:21,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:47:21,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:21,424 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-12-02 22:47:22,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:22,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 213 states and 452 transitions. [2023-12-02 22:47:22,999 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 452 transitions. [2023-12-02 22:47:23,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:47:23,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:23,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:23,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:23,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 22:47:23,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:23,214 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:25,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:25,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 220 states and 462 transitions. [2023-12-02 22:47:25,489 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 462 transitions. [2023-12-02 22:47:25,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:47:25,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:25,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:25,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:25,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:47:25,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:26,062 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:28,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:28,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 228 states and 466 transitions. [2023-12-02 22:47:28,991 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 466 transitions. [2023-12-02 22:47:28,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:47:28,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:28,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:29,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:29,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:47:29,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:29,627 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:30,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:30,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 228 states and 461 transitions. [2023-12-02 22:47:30,217 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 461 transitions. [2023-12-02 22:47:30,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:47:30,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:30,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:30,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 22:47:30,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:30,461 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:31,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:31,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 228 states and 460 transitions. [2023-12-02 22:47:31,183 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 460 transitions. [2023-12-02 22:47:31,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 22:47:31,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:31,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:31,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:31,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 22:47:31,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:31,543 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 3 proven. 54 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:32,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:32,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 236 states and 481 transitions. [2023-12-02 22:47:32,242 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 481 transitions. [2023-12-02 22:47:32,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 22:47:32,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:32,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:32,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:47:32,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:32,705 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-12-02 22:47:33,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:33,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 238 states and 488 transitions. [2023-12-02 22:47:33,282 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 488 transitions. [2023-12-02 22:47:33,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 22:47:33,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:33,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:33,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 22:47:33,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:33,656 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 3 proven. 66 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:35,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:35,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 243 states and 494 transitions. [2023-12-02 22:47:35,306 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 494 transitions. [2023-12-02 22:47:35,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 22:47:35,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:35,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:35,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 22:47:35,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:35,408 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 3 proven. 51 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:36,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:36,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 245 states and 495 transitions. [2023-12-02 22:47:36,509 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 495 transitions. [2023-12-02 22:47:36,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 22:47:36,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:36,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:36,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:36,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:47:36,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:36,907 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:37,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:37,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 245 states and 493 transitions. [2023-12-02 22:47:37,728 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 493 transitions. [2023-12-02 22:47:37,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 22:47:37,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:37,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:37,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 22:47:37,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:37,972 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:39,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:39,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 250 states and 500 transitions. [2023-12-02 22:47:39,713 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 500 transitions. [2023-12-02 22:47:39,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 22:47:39,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:39,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:39,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:47:39,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:40,094 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-12-02 22:47:40,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:40,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 252 states and 503 transitions. [2023-12-02 22:47:40,742 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 503 transitions. [2023-12-02 22:47:40,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 22:47:40,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:40,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:40,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:47:40,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:41,151 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 58 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:44,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:44,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 266 states and 547 transitions. [2023-12-02 22:47:44,205 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 547 transitions. [2023-12-02 22:47:44,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 22:47:44,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:44,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:44,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:47:44,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:44,316 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 4 proven. 56 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:45,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:45,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 266 states and 546 transitions. [2023-12-02 22:47:45,061 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 546 transitions. [2023-12-02 22:47:45,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 22:47:45,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:45,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:45,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:47:45,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:45,164 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 82 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:46,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:46,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 269 states and 564 transitions. [2023-12-02 22:47:46,323 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 564 transitions. [2023-12-02 22:47:46,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 22:47:46,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:46,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:46,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:46,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:47:46,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:46,425 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 4 proven. 56 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:47,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:47,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 271 states and 566 transitions. [2023-12-02 22:47:47,071 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 566 transitions. [2023-12-02 22:47:47,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 22:47:47,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:47,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:47,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:47,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:47:47,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:47,164 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 82 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:47,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:47,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 274 states and 570 transitions. [2023-12-02 22:47:47,749 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 570 transitions. [2023-12-02 22:47:47,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 22:47:47,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:47,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:47,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:47,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:47:47,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:47,849 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 2 proven. 90 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:48,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:48,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 274 states and 569 transitions. [2023-12-02 22:47:48,593 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 569 transitions. [2023-12-02 22:47:48,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 22:47:48,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:48,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:48,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:48,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:47:48,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:48,703 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 2 proven. 90 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:49,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:49,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 276 states and 571 transitions. [2023-12-02 22:47:49,352 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 571 transitions. [2023-12-02 22:47:49,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 22:47:49,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:49,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:49,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:49,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 22:47:49,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:49,815 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:50,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:50,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 276 states and 569 transitions. [2023-12-02 22:47:50,747 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 569 transitions. [2023-12-02 22:47:50,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 22:47:50,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:50,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:50,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:50,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 22:47:50,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:51,056 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:53,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:53,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 280 states and 576 transitions. [2023-12-02 22:47:53,538 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 576 transitions. [2023-12-02 22:47:53,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 22:47:53,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:53,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:53,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:47:53,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:54,438 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:55,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:55,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 280 states and 569 transitions. [2023-12-02 22:47:55,259 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 569 transitions. [2023-12-02 22:47:55,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 22:47:55,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:55,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:55,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:55,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:47:55,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:55,961 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:56,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:56,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 280 states and 558 transitions. [2023-12-02 22:47:56,541 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 558 transitions. [2023-12-02 22:47:56,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 22:47:56,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:56,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:56,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:47:56,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:57,227 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:58,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:58,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 280 states and 552 transitions. [2023-12-02 22:47:58,036 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 552 transitions. [2023-12-02 22:47:58,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 22:47:58,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:58,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:58,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:47:58,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:58,486 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:47:59,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:59,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 280 states and 548 transitions. [2023-12-02 22:47:59,409 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 548 transitions. [2023-12-02 22:47:59,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 22:47:59,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:59,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:59,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:59,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 22:47:59,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:59,846 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:01,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:01,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 287 states and 570 transitions. [2023-12-02 22:48:01,924 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 570 transitions. [2023-12-02 22:48:01,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 22:48:01,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:01,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:01,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:01,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 22:48:01,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:02,261 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 3 proven. 102 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:03,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:03,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 292 states and 576 transitions. [2023-12-02 22:48:03,580 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 576 transitions. [2023-12-02 22:48:03,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 22:48:03,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:03,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:03,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:03,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:48:03,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:03,896 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 4 proven. 80 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:06,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:06,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 300 states and 616 transitions. [2023-12-02 22:48:06,126 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 616 transitions. [2023-12-02 22:48:06,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 22:48:06,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:06,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:06,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:48:06,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:06,390 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 6 proven. 80 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:07,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:07,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 303 states and 637 transitions. [2023-12-02 22:48:07,551 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 637 transitions. [2023-12-02 22:48:07,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 22:48:07,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:07,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:07,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:48:07,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:07,674 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:08,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:08,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 306 states and 640 transitions. [2023-12-02 22:48:08,522 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 640 transitions. [2023-12-02 22:48:08,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 22:48:08,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:08,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:08,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:08,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:48:08,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:08,838 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 8 proven. 88 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:10,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:10,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 311 states and 647 transitions. [2023-12-02 22:48:10,520 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 647 transitions. [2023-12-02 22:48:10,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 22:48:10,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:10,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:10,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:48:10,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:10,631 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 2 proven. 122 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:12,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:12,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 313 states and 646 transitions. [2023-12-02 22:48:12,047 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 646 transitions. [2023-12-02 22:48:12,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 22:48:12,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:12,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:12,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:12,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:48:12,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:12,341 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 8 proven. 88 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:12,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:12,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 316 states and 649 transitions. [2023-12-02 22:48:12,987 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 649 transitions. [2023-12-02 22:48:12,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 22:48:12,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:12,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:13,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:13,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 22:48:13,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:14,305 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:15,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:15,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 316 states and 628 transitions. [2023-12-02 22:48:15,798 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 628 transitions. [2023-12-02 22:48:15,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 22:48:15,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:15,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:15,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 22:48:15,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:17,103 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:17,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:17,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 316 states and 616 transitions. [2023-12-02 22:48:17,777 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 616 transitions. [2023-12-02 22:48:17,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 22:48:17,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:17,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:17,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:17,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 22:48:17,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:18,259 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 104 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:19,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:19,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 316 states and 611 transitions. [2023-12-02 22:48:19,239 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 611 transitions. [2023-12-02 22:48:19,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 22:48:19,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:19,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:19,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:19,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 22:48:19,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:19,795 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:20,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:20,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 316 states and 607 transitions. [2023-12-02 22:48:20,700 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 607 transitions. [2023-12-02 22:48:20,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 22:48:20,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:20,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:20,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:20,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 22:48:20,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:21,024 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 4 proven. 112 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:23,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:23,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 324 states and 649 transitions. [2023-12-02 22:48:23,471 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 649 transitions. [2023-12-02 22:48:23,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 22:48:23,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:23,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:23,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:23,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:48:23,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:24,678 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2023-12-02 22:48:29,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:29,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 340 states and 672 transitions. [2023-12-02 22:48:29,915 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 672 transitions. [2023-12-02 22:48:29,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 22:48:29,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:29,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:29,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:29,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 22:48:29,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:30,027 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 4 proven. 120 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:31,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:31,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 343 states and 696 transitions. [2023-12-02 22:48:31,308 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 696 transitions. [2023-12-02 22:48:31,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 22:48:31,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:31,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:31,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:31,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 22:48:31,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:31,671 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 10 proven. 126 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:33,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:33,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 348 states and 703 transitions. [2023-12-02 22:48:33,363 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 703 transitions. [2023-12-02 22:48:33,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 22:48:33,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:33,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:33,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:33,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 22:48:33,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:33,476 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 4 proven. 110 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:34,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:34,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 350 states and 705 transitions. [2023-12-02 22:48:34,364 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 705 transitions. [2023-12-02 22:48:34,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 22:48:34,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:34,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:34,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 22:48:34,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:34,634 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 6 proven. 110 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:35,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:35,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 353 states and 708 transitions. [2023-12-02 22:48:35,659 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 708 transitions. [2023-12-02 22:48:35,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 22:48:35,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:35,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:35,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 22:48:35,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:36,031 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 10 proven. 126 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:36,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:36,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 356 states and 711 transitions. [2023-12-02 22:48:36,744 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 711 transitions. [2023-12-02 22:48:36,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 22:48:36,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:36,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:36,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 22:48:36,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:38,416 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:39,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:39,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 356 states and 696 transitions. [2023-12-02 22:48:39,138 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 696 transitions. [2023-12-02 22:48:39,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 22:48:39,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:39,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:39,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:39,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-02 22:48:39,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:40,649 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:42,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:42,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 356 states and 694 transitions. [2023-12-02 22:48:42,944 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 694 transitions. [2023-12-02 22:48:42,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 22:48:42,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:42,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:42,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:42,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-02 22:48:42,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:43,942 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 3 proven. 141 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:47,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:47,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 363 states and 716 transitions. [2023-12-02 22:48:47,156 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 716 transitions. [2023-12-02 22:48:47,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 22:48:47,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:47,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:47,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:48:47,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:47,570 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2023-12-02 22:48:50,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:50,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 373 states and 729 transitions. [2023-12-02 22:48:50,421 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 729 transitions. [2023-12-02 22:48:50,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 22:48:50,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:50,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:50,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:50,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 22:48:50,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:51,039 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:52,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:52,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 373 states and 725 transitions. [2023-12-02 22:48:52,404 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 725 transitions. [2023-12-02 22:48:52,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 22:48:52,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:52,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:52,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:52,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 22:48:52,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:52,943 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:54,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:54,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 373 states and 720 transitions. [2023-12-02 22:48:54,017 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 720 transitions. [2023-12-02 22:48:54,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-02 22:48:54,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:54,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:54,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:54,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 22:48:54,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:54,142 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 4 proven. 148 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:55,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:55,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 376 states and 725 transitions. [2023-12-02 22:48:55,674 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 725 transitions. [2023-12-02 22:48:55,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-02 22:48:55,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:55,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:55,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 22:48:55,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:56,057 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 12 proven. 172 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:48:58,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:58,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 382 states and 732 transitions. [2023-12-02 22:48:58,842 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 732 transitions. [2023-12-02 22:48:58,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-02 22:48:58,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:58,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:58,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:48:58,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:59,059 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2023-12-02 22:49:04,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:04,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 394 states and 753 transitions. [2023-12-02 22:49:04,174 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 753 transitions. [2023-12-02 22:49:04,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-02 22:49:04,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:04,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:04,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:04,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 22:49:04,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:04,471 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 6 proven. 148 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:49:07,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:07,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 401 states and 773 transitions. [2023-12-02 22:49:07,338 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 773 transitions. [2023-12-02 22:49:07,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-02 22:49:07,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:07,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:07,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 22:49:07,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:07,468 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 4 proven. 148 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:49:08,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:08,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 404 states and 777 transitions. [2023-12-02 22:49:08,257 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 777 transitions. [2023-12-02 22:49:08,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-02 22:49:08,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:08,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:08,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:08,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 22:49:08,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:08,554 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 4 proven. 148 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:49:09,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:09,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 406 states and 778 transitions. [2023-12-02 22:49:09,674 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 778 transitions. [2023-12-02 22:49:09,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-02 22:49:09,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:09,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:09,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 22:49:09,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:09,809 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 12 proven. 172 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:49:10,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:10,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 409 states and 780 transitions. [2023-12-02 22:49:10,882 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 780 transitions. [2023-12-02 22:49:10,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 22:49:10,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:10,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:10,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:10,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 22:49:10,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:12,998 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:49:13,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:13,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 409 states and 762 transitions. [2023-12-02 22:49:13,902 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 762 transitions. [2023-12-02 22:49:13,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 22:49:13,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:13,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:13,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:13,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 22:49:13,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:14,916 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:49:16,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:16,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 409 states and 760 transitions. [2023-12-02 22:49:16,797 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 760 transitions. [2023-12-02 22:49:16,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 22:49:16,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:16,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:16,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:16,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 22:49:16,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:17,228 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:49:19,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:19,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 413 states and 772 transitions. [2023-12-02 22:49:19,978 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 772 transitions. [2023-12-02 22:49:19,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 22:49:19,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:19,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:20,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 22:49:20,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:20,106 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:49:23,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:23,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 417 states and 777 transitions. [2023-12-02 22:49:23,380 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 777 transitions. [2023-12-02 22:49:23,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-02 22:49:23,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:23,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:23,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:23,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 22:49:23,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:23,988 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 3 proven. 186 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:49:27,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:27,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 422 states and 795 transitions. [2023-12-02 22:49:27,158 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 795 transitions. [2023-12-02 22:49:27,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-02 22:49:27,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:27,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:27,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:27,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 22:49:27,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:27,829 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:49:29,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:29,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 410 states and 762 transitions. [2023-12-02 22:49:29,040 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 762 transitions. [2023-12-02 22:49:29,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-02 22:49:29,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:29,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:29,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:29,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 22:49:29,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:30,273 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 3 proven. 207 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:49:34,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:34,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 413 states and 764 transitions. [2023-12-02 22:49:34,172 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 764 transitions. [2023-12-02 22:49:34,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-02 22:49:34,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:34,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:34,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:34,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 22:49:34,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:34,351 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 3 proven. 186 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:49:35,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:35,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 413 states and 761 transitions. [2023-12-02 22:49:35,389 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 761 transitions. [2023-12-02 22:49:35,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 22:49:35,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:35,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:35,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:35,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:49:35,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:36,116 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2023-12-02 22:49:37,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:37,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 413 states and 747 transitions. [2023-12-02 22:49:37,674 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 747 transitions. [2023-12-02 22:49:37,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 22:49:37,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:37,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:37,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:37,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:49:37,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:38,420 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2023-12-02 22:49:39,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:39,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 395 states and 701 transitions. [2023-12-02 22:49:39,709 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 701 transitions. [2023-12-02 22:49:39,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 22:49:39,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:39,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:39,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:39,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-02 22:49:39,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:39,838 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:49:45,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:45,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 406 states and 728 transitions. [2023-12-02 22:49:45,465 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 728 transitions. [2023-12-02 22:49:45,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 22:49:45,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:45,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:45,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:45,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 22:49:45,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:46,163 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 6 proven. 184 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:49:48,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:48,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 410 states and 732 transitions. [2023-12-02 22:49:48,684 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 732 transitions. [2023-12-02 22:49:48,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 22:49:48,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:48,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:48,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:49:48,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:48,908 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-12-02 22:49:53,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:53,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 419 states and 742 transitions. [2023-12-02 22:49:53,325 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 742 transitions. [2023-12-02 22:49:53,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 22:49:53,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:53,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:53,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:53,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 22:49:53,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:53,833 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 3 proven. 200 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:49:55,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:55,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 423 states and 746 transitions. [2023-12-02 22:49:55,993 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 746 transitions. [2023-12-02 22:49:55,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-02 22:49:55,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:55,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:56,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 22:49:56,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:58,024 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 213 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:49:59,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:59,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 423 states and 733 transitions. [2023-12-02 22:49:59,026 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 733 transitions. [2023-12-02 22:49:59,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-12-02 22:49:59,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:59,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:59,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:59,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 22:49:59,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:50:00,096 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 6 proven. 224 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:50:03,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:03,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 427 states and 737 transitions. [2023-12-02 22:50:03,153 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 737 transitions. [2023-12-02 22:50:03,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-02 22:50:03,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:03,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:03,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:50:03,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:50:03,525 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2023-12-02 22:50:04,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:04,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 411 states and 711 transitions. [2023-12-02 22:50:04,326 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 711 transitions. [2023-12-02 22:50:04,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-02 22:50:04,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:04,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:04,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 22:50:04,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:50:06,448 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 255 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 22:50:07,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:07,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 329 states and 527 transitions. [2023-12-02 22:50:07,511 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 527 transitions. [2023-12-02 22:50:07,511 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 22:50:07,511 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 120 iterations. [2023-12-02 22:50:07,518 INFO L751 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2023-12-02 22:50:08,770 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 22:50:08,773 INFO L560 CodeCheckObserver]: Invariant with dag size 19 [2023-12-02 22:50:08,776 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 22:50:08,776 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 22:50:08,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:50:08 ImpRootNode [2023-12-02 22:50:08,776 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 22:50:08,776 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 22:50:08,777 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 22:50:08,777 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 22:50:08,777 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:46:45" (3/4) ... [2023-12-02 22:50:08,778 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 22:50:08,781 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-02 22:50:08,781 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-02 22:50:08,784 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2023-12-02 22:50:08,784 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-12-02 22:50:08,784 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-02 22:50:08,784 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 22:50:08,784 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 22:50:08,865 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc08248-34a2-45f8-b697-1c3d430508fc/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 22:50:08,866 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc08248-34a2-45f8-b697-1c3d430508fc/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 22:50:08,866 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 22:50:08,867 INFO L158 Benchmark]: Toolchain (without parser) took 204203.87ms. Allocated memory was 148.9MB in the beginning and 1.1GB in the end (delta: 983.6MB). Free memory was 108.2MB in the beginning and 747.0MB in the end (delta: -638.7MB). Peak memory consumption was 343.4MB. Max. memory is 16.1GB. [2023-12-02 22:50:08,867 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 111.1MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:50:08,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.94ms. Allocated memory is still 148.9MB. Free memory was 108.2MB in the beginning and 113.8MB in the end (delta: -5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:50:08,868 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.35ms. Allocated memory is still 148.9MB. Free memory was 113.8MB in the beginning and 112.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:50:08,868 INFO L158 Benchmark]: Boogie Preprocessor took 23.61ms. Allocated memory is still 148.9MB. Free memory was 112.5MB in the beginning and 111.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:50:08,869 INFO L158 Benchmark]: RCFGBuilder took 314.92ms. Allocated memory is still 148.9MB. Free memory was 111.1MB in the beginning and 96.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 22:50:08,869 INFO L158 Benchmark]: CodeCheck took 203479.66ms. Allocated memory was 148.9MB in the beginning and 1.1GB in the end (delta: 983.6MB). Free memory was 96.4MB in the beginning and 752.2MB in the end (delta: -655.8MB). Peak memory consumption was 330.1MB. Max. memory is 16.1GB. [2023-12-02 22:50:08,869 INFO L158 Benchmark]: Witness Printer took 89.49ms. Allocated memory is still 1.1GB. Free memory was 752.2MB in the beginning and 747.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:50:08,872 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 38 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 202.2s, OverallIterations: 120, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 70154 SdHoareTripleChecker+Valid, 295.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 62063 mSDsluCounter, 44595 SdHoareTripleChecker+Invalid, 254.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 27494 mSDsCounter, 66332 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 240680 IncrementalHoareTripleChecker+Invalid, 307012 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 66332 mSolverCounterUnsat, 17101 mSDtfsCounter, 240680 mSolverCounterSat, 3.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 93455 GetRequests, 85934 SyntacticMatches, 6425 SemanticMatches, 1096 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 857523 ImplicationChecksByTransitivity, 179.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.7s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 44.6s InterpolantComputationTime, 8216 NumberOfCodeBlocks, 8216 NumberOfCodeBlocksAsserted, 119 NumberOfCheckSat, 8097 ConstructedInterpolants, 0 QuantifiedInterpolants, 23943 SizeOfPredicates, 1389 NumberOfNonLiveVariables, 23241 ConjunctsInSsa, 1653 ConjunctsInUnsatCore, 119 InterpolantComputations, 46 PerfectInterpolantSequences, 5847/12081 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: (((((2147483645 + counter) < 0) || (counter == 0)) || (6 < counter)) || !((!(((y % 4294967296) == (x % 4294967296))) && ((x % 4294967296) <= (y % 4294967296))))) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 111.1MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.94ms. Allocated memory is still 148.9MB. Free memory was 108.2MB in the beginning and 113.8MB in the end (delta: -5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.35ms. Allocated memory is still 148.9MB. Free memory was 113.8MB in the beginning and 112.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.61ms. Allocated memory is still 148.9MB. Free memory was 112.5MB in the beginning and 111.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 314.92ms. Allocated memory is still 148.9MB. Free memory was 111.1MB in the beginning and 96.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 203479.66ms. Allocated memory was 148.9MB in the beginning and 1.1GB in the end (delta: 983.6MB). Free memory was 96.4MB in the beginning and 752.2MB in the end (delta: -655.8MB). Peak memory consumption was 330.1MB. Max. memory is 16.1GB. * Witness Printer took 89.49ms. Allocated memory is still 1.1GB. Free memory was 752.2MB in the beginning and 747.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-02 22:50:09,082 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc08248-34a2-45f8-b697-1c3d430508fc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-02 22:50:09,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc08248-34a2-45f8-b697-1c3d430508fc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE