./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b4b41e-8787-440d-a50e-f935fca51514/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b4b41e-8787-440d-a50e-f935fca51514/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b4b41e-8787-440d-a50e-f935fca51514/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b4b41e-8787-440d-a50e-f935fca51514/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b4b41e-8787-440d-a50e-f935fca51514/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b4b41e-8787-440d-a50e-f935fca51514/bin/ukojak-verify-i0I2FZA1j2 --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 a8cbadc91a04c54d3edeab185746e7079308438831f961005daba56edf159b5c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:41:51,564 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:51,687 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b4b41e-8787-440d-a50e-f935fca51514/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:41:51,697 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:41:51,698 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:41:51,745 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:51,746 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:51,747 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:51,748 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:51,754 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:51,755 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:51,755 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:51,756 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:41:51,758 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:41:51,758 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:41:51,759 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:51,759 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:51,760 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:51,760 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:51,760 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:41:51,761 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:41:51,762 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:41:51,762 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:51,762 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:51,763 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:51,764 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:51,764 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:51,765 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:51,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:51,766 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:51,767 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:51,768 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:51,768 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:41:51,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:41:51,769 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:51,769 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_48b4b41e-8787-440d-a50e-f935fca51514/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b4b41e-8787-440d-a50e-f935fca51514/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8cbadc91a04c54d3edeab185746e7079308438831f961005daba56edf159b5c [2023-11-21 18:41:52,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:52,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:52,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:52,133 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:52,134 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:52,135 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b4b41e-8787-440d-a50e-f935fca51514/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c [2023-11-21 18:41:55,465 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:55,664 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:55,665 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b4b41e-8787-440d-a50e-f935fca51514/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c [2023-11-21 18:41:55,673 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b4b41e-8787-440d-a50e-f935fca51514/bin/ukojak-verify-i0I2FZA1j2/data/e4b5f4159/11d4970513c8461bbfba85820e412f97/FLAGeb799f31b [2023-11-21 18:41:55,688 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b4b41e-8787-440d-a50e-f935fca51514/bin/ukojak-verify-i0I2FZA1j2/data/e4b5f4159/11d4970513c8461bbfba85820e412f97 [2023-11-21 18:41:55,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:55,692 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:55,694 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:55,694 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:55,700 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:55,700 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:55" (1/1) ... [2023-11-21 18:41:55,702 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50770f61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:55, skipping insertion in model container [2023-11-21 18:41:55,702 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:55" (1/1) ... [2023-11-21 18:41:55,723 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:55,926 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:55,938 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:55,969 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:55,987 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:55,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:55 WrapperNode [2023-11-21 18:41:55,988 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:55,990 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:55,990 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:55,990 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:55,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:55" (1/1) ... [2023-11-21 18:41:56,017 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:55" (1/1) ... [2023-11-21 18:41:56,052 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2023-11-21 18:41:56,053 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:56,054 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:56,054 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:56,055 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:56,065 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:55" (1/1) ... [2023-11-21 18:41:56,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:55" (1/1) ... [2023-11-21 18:41:56,069 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:55" (1/1) ... [2023-11-21 18:41:56,069 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:55" (1/1) ... [2023-11-21 18:41:56,083 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:55" (1/1) ... [2023-11-21 18:41:56,089 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:55" (1/1) ... [2023-11-21 18:41:56,096 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:55" (1/1) ... [2023-11-21 18:41:56,102 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:55" (1/1) ... [2023-11-21 18:41:56,104 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:56,105 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:56,107 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:56,108 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:56,109 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:55" (1/1) ... [2023-11-21 18:41:56,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:56,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b4b41e-8787-440d-a50e-f935fca51514/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:56,142 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b4b41e-8787-440d-a50e-f935fca51514/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:56,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b4b41e-8787-440d-a50e-f935fca51514/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:56,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:41:56,190 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:41:56,191 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:41:56,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:41:56,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:56,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:56,191 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:41:56,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:41:56,262 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:56,265 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:56,634 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:56,688 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:56,689 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:41:56,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:56 BoogieIcfgContainer [2023-11-21 18:41:56,693 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:56,693 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:56,694 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:56,702 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:56,703 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:56" (1/1) ... [2023-11-21 18:41:56,710 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:41:56,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:56,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 77 states and 81 transitions. [2023-11-21 18:41:56,780 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 81 transitions. [2023-11-21 18:41:56,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:41:56,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:56,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:57,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:57,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:41:57,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:57,364 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:41:57,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:57,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 76 states and 80 transitions. [2023-11-21 18:41:57,565 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 80 transitions. [2023-11-21 18:41:57,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:41:57,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:57,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:57,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:41:57,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:57,748 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:41:57,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:57,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 75 states and 79 transitions. [2023-11-21 18:41:57,785 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2023-11-21 18:41:57,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:41:57,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:57,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:57,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:57,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:41:57,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:58,055 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:41:58,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:58,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 77 states and 81 transitions. [2023-11-21 18:41:58,257 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 81 transitions. [2023-11-21 18:41:58,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:41:58,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:58,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:58,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:58,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:41:58,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:58,362 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:58,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:58,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 80 states and 85 transitions. [2023-11-21 18:41:58,719 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 85 transitions. [2023-11-21 18:41:58,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:41:58,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:58,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:58,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:41:58,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:59,091 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:42:00,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:00,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 84 states and 91 transitions. [2023-11-21 18:42:00,091 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2023-11-21 18:42:00,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:42:00,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:00,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:00,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:42:00,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:00,461 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:42:00,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:00,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 87 states and 95 transitions. [2023-11-21 18:42:00,861 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 95 transitions. [2023-11-21 18:42:00,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:42:00,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:00,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:00,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:00,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:00,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:00,999 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:42:01,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:01,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 93 states and 104 transitions. [2023-11-21 18:42:01,564 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 104 transitions. [2023-11-21 18:42:01,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:42:01,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:01,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:01,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:01,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:01,728 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:42:02,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:02,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 100 states and 115 transitions. [2023-11-21 18:42:02,541 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 115 transitions. [2023-11-21 18:42:02,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:42:02,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:02,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:02,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:02,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:42:02,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:02,902 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:42:05,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:05,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 108 states and 128 transitions. [2023-11-21 18:42:05,060 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 128 transitions. [2023-11-21 18:42:05,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:42:05,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:05,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:05,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:05,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:42:05,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:05,369 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:42:21,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:21,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 117 states and 142 transitions. [2023-11-21 18:42:21,571 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 142 transitions. [2023-11-21 18:42:21,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:42:21,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:21,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:21,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:21,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:42:21,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:22,163 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:42:25,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:25,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 127 states and 153 transitions. [2023-11-21 18:42:25,491 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 153 transitions. [2023-11-21 18:42:25,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:42:25,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:25,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:25,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:25,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:42:25,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:26,263 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:42:27,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:27,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 138 states and 166 transitions. [2023-11-21 18:42:27,788 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 166 transitions. [2023-11-21 18:42:27,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:42:27,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:27,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:27,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:27,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:27,954 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:42:28,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:28,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 141 states and 171 transitions. [2023-11-21 18:42:28,116 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 171 transitions. [2023-11-21 18:42:28,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:42:28,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:28,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:28,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:28,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:28,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:28,275 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:42:30,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:30,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 155 states and 191 transitions. [2023-11-21 18:42:30,076 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 191 transitions. [2023-11-21 18:42:30,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:42:30,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:30,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:30,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:30,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:30,170 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:42:30,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:30,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 198 transitions. [2023-11-21 18:42:30,723 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 198 transitions. [2023-11-21 18:42:30,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:42:30,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:30,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:30,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:30,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:30,878 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:42:32,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:32,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 174 states and 220 transitions. [2023-11-21 18:42:32,935 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 220 transitions. [2023-11-21 18:42:32,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:42:32,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:32,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:32,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:32,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:33,112 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:42:34,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:34,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 180 states and 231 transitions. [2023-11-21 18:42:34,860 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 231 transitions. [2023-11-21 18:42:34,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:42:34,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:34,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:34,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:34,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:34,936 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:42:35,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:35,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 183 states and 235 transitions. [2023-11-21 18:42:35,677 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 235 transitions. [2023-11-21 18:42:35,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:42:35,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:35,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:35,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:35,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:35,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:35,874 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:42:37,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:37,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 189 states and 245 transitions. [2023-11-21 18:42:37,528 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 245 transitions. [2023-11-21 18:42:37,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:42:37,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:37,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:37,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:37,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:37,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:37,658 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:42:38,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:38,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 193 states and 250 transitions. [2023-11-21 18:42:38,398 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 250 transitions. [2023-11-21 18:42:38,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:42:38,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:38,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:38,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:38,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:38,604 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:42:41,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:41,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 200 states and 261 transitions. [2023-11-21 18:42:41,813 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 261 transitions. [2023-11-21 18:42:41,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:42:41,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:41,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:41,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:42:41,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:42:44,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:44,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 207 states and 275 transitions. [2023-11-21 18:42:44,910 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 275 transitions. [2023-11-21 18:42:44,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:42:44,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:44,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:44,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:44,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:44,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:45,105 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:42:48,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:48,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 215 states and 288 transitions. [2023-11-21 18:42:48,321 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 288 transitions. [2023-11-21 18:42:48,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:42:48,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:48,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:48,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:48,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-21 18:42:48,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:49,658 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.