./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-34.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_52f100bf-d776-4121-b857-12a8ef08d0e7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f100bf-d776-4121-b857-12a8ef08d0e7/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f100bf-d776-4121-b857-12a8ef08d0e7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f100bf-d776-4121-b857-12a8ef08d0e7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-34.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f100bf-d776-4121-b857-12a8ef08d0e7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f100bf-d776-4121-b857-12a8ef08d0e7/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 44b378d526031e337ca9dca8ceafd0969cff3babd6a41cd4484561488d3936f8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:38:56,748 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:38:56,828 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f100bf-d776-4121-b857-12a8ef08d0e7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:38:56,837 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:38:56,838 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:38:56,877 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:38:56,878 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:38:56,878 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:38:56,879 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:38:56,879 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:38:56,880 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:38:56,880 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:38:56,881 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:38:56,881 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:38:56,882 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:38:56,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:38:56,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:38:56,883 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:38:56,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:38:56,884 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:38:56,884 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:38:56,889 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:38:56,890 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:38:56,891 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:38:56,891 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:38:56,892 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:38:56,892 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:38:56,892 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:38:56,893 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:38:56,893 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:38:56,893 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:38:56,898 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:38:56,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:38:56,898 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_52f100bf-d776-4121-b857-12a8ef08d0e7/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f100bf-d776-4121-b857-12a8ef08d0e7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44b378d526031e337ca9dca8ceafd0969cff3babd6a41cd4484561488d3936f8 [2024-11-08 22:38:57,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:38:57,208 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:38:57,211 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:38:57,213 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:38:57,214 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:38:57,216 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f100bf-d776-4121-b857-12a8ef08d0e7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-34.i Unable to find full path for "g++" [2024-11-08 22:38:59,354 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:38:59,601 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:38:59,602 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f100bf-d776-4121-b857-12a8ef08d0e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-34.i [2024-11-08 22:38:59,614 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f100bf-d776-4121-b857-12a8ef08d0e7/bin/ukojak-verify-ImItNfHLgk/data/1e58c7a34/b61b4f56e4d84e339e80917e7660d922/FLAG668a56077 [2024-11-08 22:38:59,919 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f100bf-d776-4121-b857-12a8ef08d0e7/bin/ukojak-verify-ImItNfHLgk/data/1e58c7a34/b61b4f56e4d84e339e80917e7660d922 [2024-11-08 22:38:59,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:38:59,924 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:38:59,925 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:38:59,926 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:38:59,932 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:38:59,933 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:38:59" (1/1) ... [2024-11-08 22:38:59,934 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a9f9a34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:59, skipping insertion in model container [2024-11-08 22:38:59,934 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:38:59" (1/1) ... [2024-11-08 22:38:59,996 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:39:00,196 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f100bf-d776-4121-b857-12a8ef08d0e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-34.i[916,929] [2024-11-08 22:39:00,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:39:00,390 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:39:00,404 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f100bf-d776-4121-b857-12a8ef08d0e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-34.i[916,929] [2024-11-08 22:39:00,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:39:00,586 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:39:00,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:00 WrapperNode [2024-11-08 22:39:00,588 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:39:00,591 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:39:00,592 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:39:00,592 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:39:00,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:00" (1/1) ... [2024-11-08 22:39:00,622 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:00" (1/1) ... [2024-11-08 22:39:00,706 INFO L138 Inliner]: procedures = 26, calls = 84, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 546 [2024-11-08 22:39:00,707 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:39:00,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:39:00,708 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:39:00,708 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:39:00,724 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:00" (1/1) ... [2024-11-08 22:39:00,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:00" (1/1) ... [2024-11-08 22:39:00,741 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:00" (1/1) ... [2024-11-08 22:39:00,741 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:00" (1/1) ... [2024-11-08 22:39:00,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:00" (1/1) ... [2024-11-08 22:39:00,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:00" (1/1) ... [2024-11-08 22:39:00,813 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:00" (1/1) ... [2024-11-08 22:39:00,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:00" (1/1) ... [2024-11-08 22:39:00,896 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:39:00,898 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:39:00,898 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:39:00,898 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:39:00,900 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:00" (1/1) ... [2024-11-08 22:39:00,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:39:00,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f100bf-d776-4121-b857-12a8ef08d0e7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:39:00,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f100bf-d776-4121-b857-12a8ef08d0e7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:39:00,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f100bf-d776-4121-b857-12a8ef08d0e7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:39:00,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:39:00,974 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:39:00,974 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:39:00,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:39:00,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:39:00,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:39:01,140 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:39:01,143 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:39:02,401 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-11-08 22:39:02,401 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:39:03,674 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:39:03,674 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:39:03,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:39:03 BoogieIcfgContainer [2024-11-08 22:39:03,676 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:39:03,676 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:39:03,677 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:39:03,687 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:39:03,687 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:39:03" (1/1) ... [2024-11-08 22:39:03,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:39:03,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:03,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 117 states and 188 transitions. [2024-11-08 22:39:03,780 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 188 transitions. [2024-11-08 22:39:03,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2024-11-08 22:39:03,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:03,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:06,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:24,052 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4970 trivial. 0 not checked. [2024-11-08 22:39:26,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:26,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 226 states and 370 transitions. [2024-11-08 22:39:26,134 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 370 transitions. [2024-11-08 22:39:26,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2024-11-08 22:39:26,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:26,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:16,610 INFO L134 CoverageAnalysis]: Checked inductivity of 20132 backedges. 166 proven. 629 refuted. 0 times theorem prover too weak. 19337 trivial. 0 not checked. [2024-11-08 22:40:28,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:28,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 445 states and 736 transitions. [2024-11-08 22:40:28,495 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 736 transitions. [2024-11-08 22:40:28,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2024-11-08 22:40:28,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:28,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:37,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:50,920 INFO L134 CoverageAnalysis]: Checked inductivity of 45487 backedges. 445 proven. 1128 refuted. 0 times theorem prover too weak. 43914 trivial. 0 not checked. [2024-11-08 22:43:19,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:19,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 664 states and 1107 transitions. [2024-11-08 22:43:19,402 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1107 transitions. [2024-11-08 22:43:19,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1014 [2024-11-08 22:43:19,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:19,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:35,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:48,657 INFO L134 CoverageAnalysis]: Checked inductivity of 81035 backedges. 527 proven. 1531 refuted. 0 times theorem prover too weak. 78977 trivial. 0 not checked. [2024-11-08 22:46:07,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:07,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1089 states and 1831 transitions. [2024-11-08 22:46:07,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1831 transitions. [2024-11-08 22:46:07,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1267 [2024-11-08 22:46:07,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:07,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:44,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat