./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array12_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_63a714be-1fcb-4e41-9d4c-448168056a44/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a714be-1fcb-4e41-9d4c-448168056a44/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_63a714be-1fcb-4e41-9d4c-448168056a44/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a714be-1fcb-4e41-9d4c-448168056a44/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array12_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a714be-1fcb-4e41-9d4c-448168056a44/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_63a714be-1fcb-4e41-9d4c-448168056a44/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 4cd544b9fc2c4c641198812054f6f7e3a4b46d14448acc5758393bf17818405b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:02:05,832 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:02:05,931 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a714be-1fcb-4e41-9d4c-448168056a44/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 01:02:05,939 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 01:02:05,940 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 01:02:05,984 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:02:05,985 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:02:05,988 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:02:05,988 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:02:05,990 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:02:05,991 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:02:05,991 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:02:05,992 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:02:05,994 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 01:02:05,994 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:02:05,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:02:05,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:02:05,996 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:02:05,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:02:05,996 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:02:05,997 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:02:06,000 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:02:06,001 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:02:06,001 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:02:06,002 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:02:06,002 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:02:06,004 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:02:06,004 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:02:06,005 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:02:06,005 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:02:06,005 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:02:06,006 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 01:02:06,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 01:02:06,006 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_63a714be-1fcb-4e41-9d4c-448168056a44/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a714be-1fcb-4e41-9d4c-448168056a44/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cd544b9fc2c4c641198812054f6f7e3a4b46d14448acc5758393bf17818405b [2024-11-09 01:02:06,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:02:06,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:02:06,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:02:06,315 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:02:06,316 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:02:06,317 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a714be-1fcb-4e41-9d4c-448168056a44/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/array-patterns/array12_pattern.c Unable to find full path for "g++" [2024-11-09 01:02:08,513 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:02:08,673 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:02:08,674 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a714be-1fcb-4e41-9d4c-448168056a44/sv-benchmarks/c/array-patterns/array12_pattern.c [2024-11-09 01:02:08,681 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a714be-1fcb-4e41-9d4c-448168056a44/bin/ukojak-verify-ImItNfHLgk/data/13a3ee85c/30adbac1b8d641c588b6e35234eaf9f2/FLAGeb2e5c7ac [2024-11-09 01:02:08,696 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a714be-1fcb-4e41-9d4c-448168056a44/bin/ukojak-verify-ImItNfHLgk/data/13a3ee85c/30adbac1b8d641c588b6e35234eaf9f2 [2024-11-09 01:02:08,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:02:08,700 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:02:08,701 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:02:08,701 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:02:08,707 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:02:08,708 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:02:08" (1/1) ... [2024-11-09 01:02:08,709 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f50fd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:08, skipping insertion in model container [2024-11-09 01:02:08,709 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:02:08" (1/1) ... [2024-11-09 01:02:08,739 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:02:08,934 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_63a714be-1fcb-4e41-9d4c-448168056a44/sv-benchmarks/c/array-patterns/array12_pattern.c[1349,1362] [2024-11-09 01:02:08,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:02:08,970 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:02:08,981 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_63a714be-1fcb-4e41-9d4c-448168056a44/sv-benchmarks/c/array-patterns/array12_pattern.c[1349,1362] [2024-11-09 01:02:08,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:02:09,010 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:02:09,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:09 WrapperNode [2024-11-09 01:02:09,011 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:02:09,012 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:02:09,012 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:02:09,012 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:02:09,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:09" (1/1) ... [2024-11-09 01:02:09,024 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:09" (1/1) ... [2024-11-09 01:02:09,045 INFO L138 Inliner]: procedures = 16, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 87 [2024-11-09 01:02:09,045 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:02:09,046 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:02:09,046 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:02:09,046 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:02:09,054 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:09" (1/1) ... [2024-11-09 01:02:09,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:09" (1/1) ... [2024-11-09 01:02:09,056 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:09" (1/1) ... [2024-11-09 01:02:09,056 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:09" (1/1) ... [2024-11-09 01:02:09,062 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:09" (1/1) ... [2024-11-09 01:02:09,066 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:09" (1/1) ... [2024-11-09 01:02:09,067 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:09" (1/1) ... [2024-11-09 01:02:09,069 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:09" (1/1) ... [2024-11-09 01:02:09,071 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:02:09,072 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:02:09,072 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:02:09,072 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:02:09,073 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:09" (1/1) ... [2024-11-09 01:02:09,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:02:09,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a714be-1fcb-4e41-9d4c-448168056a44/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:02:09,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a714be-1fcb-4e41-9d4c-448168056a44/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:02:09,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a714be-1fcb-4e41-9d4c-448168056a44/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:02:09,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:02:09,136 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 01:02:09,136 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 01:02:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 01:02:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 01:02:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 01:02:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:02:09,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:02:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 01:02:09,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 01:02:09,205 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:02:09,207 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:02:09,386 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-09 01:02:09,387 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:02:09,422 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:02:09,422 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 01:02:09,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:09 BoogieIcfgContainer [2024-11-09 01:02:09,423 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:02:09,424 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 01:02:09,424 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 01:02:09,434 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 01:02:09,434 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:09" (1/1) ... [2024-11-09 01:02:09,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:02:09,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:09,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-09 01:02:09,501 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-09 01:02:09,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 01:02:09,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:09,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:09,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:09,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 01:02:09,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:09,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-09 01:02:09,703 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-09 01:02:09,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 01:02:09,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:09,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:09,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:10,283 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 01:02:10,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:10,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 37 states and 56 transitions. [2024-11-09 01:02:10,500 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2024-11-09 01:02:10,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 01:02:10,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:10,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:10,567 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 01:02:10,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:10,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2024-11-09 01:02:10,612 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2024-11-09 01:02:10,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 01:02:10,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:10,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:10,658 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 01:02:10,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:10,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 37 states and 52 transitions. [2024-11-09 01:02:10,685 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2024-11-09 01:02:10,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 01:02:10,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:10,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:10,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:10,993 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 01:02:11,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:11,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2024-11-09 01:02:11,237 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2024-11-09 01:02:11,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 01:02:11,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:11,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:11,298 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 01:02:11,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:11,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 41 states and 58 transitions. [2024-11-09 01:02:11,356 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 58 transitions. [2024-11-09 01:02:11,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 01:02:11,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:11,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:11,517 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-09 01:02:12,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:12,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 48 states and 70 transitions. [2024-11-09 01:02:12,006 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 70 transitions. [2024-11-09 01:02:12,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 01:02:12,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:12,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:12,135 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-09 01:02:12,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:12,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 49 states and 72 transitions. [2024-11-09 01:02:12,322 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 72 transitions. [2024-11-09 01:02:12,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 01:02:12,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:12,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:12,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:12,450 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-09 01:02:12,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:12,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2024-11-09 01:02:12,642 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2024-11-09 01:02:12,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 01:02:12,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:12,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:12,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:12,687 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 01:02:12,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:12,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2024-11-09 01:02:12,730 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2024-11-09 01:02:12,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-09 01:02:12,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:12,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:12,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:12,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:12,850 INFO L255 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-09 01:02:12,866 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:13,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-09 01:02:13,953 INFO L349 Elim1Store]: treesize reduction 76, result has 37.2 percent of original size [2024-11-09 01:02:13,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 63 [2024-11-09 01:02:16,470 INFO L349 Elim1Store]: treesize reduction 36, result has 71.0 percent of original size [2024-11-09 01:02:16,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 142 treesize of output 170 [2024-11-09 01:02:22,698 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 01:02:27,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:27,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 62 states and 95 transitions. [2024-11-09 01:02:27,498 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 95 transitions. [2024-11-09 01:02:27,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-09 01:02:27,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:27,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:27,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:27,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-09 01:02:27,573 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:27,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-09 01:02:28,092 INFO L349 Elim1Store]: treesize reduction 76, result has 37.2 percent of original size [2024-11-09 01:02:28,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 63 [2024-11-09 01:02:30,644 INFO L349 Elim1Store]: treesize reduction 36, result has 71.0 percent of original size [2024-11-09 01:02:30,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 142 treesize of output 170 [2024-11-09 01:02:50,608 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 01:02:53,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:53,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 72 states and 116 transitions. [2024-11-09 01:02:53,646 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 116 transitions. [2024-11-09 01:02:53,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 01:02:53,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:53,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:53,989 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 01:02:56,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:56,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 77 states and 130 transitions. [2024-11-09 01:02:56,178 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 130 transitions. [2024-11-09 01:02:56,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 01:02:56,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:56,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:56,289 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 01:02:56,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:56,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 80 states and 134 transitions. [2024-11-09 01:02:56,777 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 134 transitions. [2024-11-09 01:02:56,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 01:02:56,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:56,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:57,201 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 01:03:03,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:03,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 94 states and 158 transitions. [2024-11-09 01:03:03,278 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 158 transitions. [2024-11-09 01:03:03,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-09 01:03:03,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:03,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:03,370 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 01:03:04,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:04,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 95 states and 158 transitions. [2024-11-09 01:03:04,281 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 158 transitions. [2024-11-09 01:03:04,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-09 01:03:04,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:04,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:04,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:04,792 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 01:03:05,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:05,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 96 states and 162 transitions. [2024-11-09 01:03:05,677 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 162 transitions. [2024-11-09 01:03:05,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-09 01:03:05,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:05,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:05,757 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 01:03:06,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:06,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 98 states and 165 transitions. [2024-11-09 01:03:06,445 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 165 transitions. [2024-11-09 01:03:06,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-09 01:03:06,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:06,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:06,519 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 01:03:06,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:06,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 99 states and 167 transitions. [2024-11-09 01:03:06,863 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 167 transitions. [2024-11-09 01:03:06,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-09 01:03:06,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:06,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:06,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:07,439 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 01:03:08,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:08,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 100 states and 168 transitions. [2024-11-09 01:03:08,466 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 168 transitions. [2024-11-09 01:03:08,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-09 01:03:08,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:08,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:08,571 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 01:03:09,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:09,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 101 states and 169 transitions. [2024-11-09 01:03:09,036 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 169 transitions. [2024-11-09 01:03:09,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-09 01:03:09,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:09,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:09,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:09,406 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 01:03:10,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:10,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 102 states and 170 transitions. [2024-11-09 01:03:10,085 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 170 transitions. [2024-11-09 01:03:10,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-09 01:03:10,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:10,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:10,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:10,152 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 01:03:12,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:12,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 105 states and 175 transitions. [2024-11-09 01:03:12,808 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 175 transitions. [2024-11-09 01:03:12,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-09 01:03:12,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:12,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:12,934 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 01:03:13,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:13,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 106 states and 176 transitions. [2024-11-09 01:03:13,434 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 176 transitions. [2024-11-09 01:03:13,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-09 01:03:13,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:13,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:03:13,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:13,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-09 01:03:13,529 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:14,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-09 01:03:15,975 INFO L349 Elim1Store]: treesize reduction 76, result has 37.2 percent of original size [2024-11-09 01:03:15,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 63 [2024-11-09 01:04:14,629 WARN L286 SmtUtils]: Spent 34.93s on a formula simplification that was a NOOP. DAG size: 94 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:06:05,812 WARN L286 SmtUtils]: Spent 1.25m on a formula simplification that was a NOOP. DAG size: 86 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:07:45,682 WARN L286 SmtUtils]: Spent 1.19m on a formula simplification that was a NOOP. DAG size: 89 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:10:06,847 WARN L286 SmtUtils]: Spent 2.09m on a formula simplification that was a NOOP. DAG size: 124 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:15:51,543 WARN L286 SmtUtils]: Spent 5.74m on a formula simplification. DAG size of input: 731 DAG size of output: 416 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-11-09 01:15:51,544 INFO L349 Elim1Store]: treesize reduction 2485, result has 36.1 percent of original size [2024-11-09 01:15:51,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 1 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 154 case distinctions, treesize of input 428 treesize of output 1641 [2024-11-09 01:16:30,074 WARN L286 SmtUtils]: Spent 11.86s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 01:17:04,671 WARN L286 SmtUtils]: Spent 10.98s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 01:17:16,471 WARN L286 SmtUtils]: Spent 10.71s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)