./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label59.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_dd58422d-10d1-4a07-9275-125f5992a873/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd58422d-10d1-4a07-9275-125f5992a873/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_dd58422d-10d1-4a07-9275-125f5992a873/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd58422d-10d1-4a07-9275-125f5992a873/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label59.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd58422d-10d1-4a07-9275-125f5992a873/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_dd58422d-10d1-4a07-9275-125f5992a873/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 c3365f1635b74f6a53afd889ed9f5ab40e7b8a98b6d57619b7925d1a2f204728 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:01:06,941 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:01:07,040 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd58422d-10d1-4a07-9275-125f5992a873/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:01:07,045 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:01:07,046 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:01:07,075 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:01:07,080 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:01:07,081 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:01:07,082 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:01:07,082 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:01:07,083 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:01:07,083 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:01:07,084 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:01:07,087 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:01:07,087 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:01:07,088 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:01:07,088 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:01:07,088 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:01:07,089 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:01:07,089 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:01:07,090 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:01:07,093 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:01:07,094 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:01:07,094 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:01:07,095 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:01:07,095 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:01:07,095 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:01:07,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:01:07,096 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:01:07,097 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:01:07,100 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:01:07,101 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:01:07,101 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:01:07,101 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_dd58422d-10d1-4a07-9275-125f5992a873/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd58422d-10d1-4a07-9275-125f5992a873/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3365f1635b74f6a53afd889ed9f5ab40e7b8a98b6d57619b7925d1a2f204728 [2024-11-09 00:01:07,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:01:07,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:01:07,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:01:07,505 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:01:07,506 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:01:07,508 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd58422d-10d1-4a07-9275-125f5992a873/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/eca-rers2012/Problem10_label59.c Unable to find full path for "g++" [2024-11-09 00:01:09,985 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:01:10,383 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:01:10,384 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd58422d-10d1-4a07-9275-125f5992a873/sv-benchmarks/c/eca-rers2012/Problem10_label59.c [2024-11-09 00:01:10,398 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd58422d-10d1-4a07-9275-125f5992a873/bin/ukojak-verify-ImItNfHLgk/data/7c9dc5d23/cdcab6dfe94242829944faff2daf078e/FLAGde0ec7017 [2024-11-09 00:01:10,418 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd58422d-10d1-4a07-9275-125f5992a873/bin/ukojak-verify-ImItNfHLgk/data/7c9dc5d23/cdcab6dfe94242829944faff2daf078e [2024-11-09 00:01:10,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:01:10,423 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:01:10,425 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:01:10,425 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:01:10,431 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:01:10,433 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:01:10" (1/1) ... [2024-11-09 00:01:10,434 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ecaceb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:10, skipping insertion in model container [2024-11-09 00:01:10,435 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:01:10" (1/1) ... [2024-11-09 00:01:10,491 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:01:10,875 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_dd58422d-10d1-4a07-9275-125f5992a873/sv-benchmarks/c/eca-rers2012/Problem10_label59.c[7385,7398] [2024-11-09 00:01:11,026 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:01:11,055 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:01:11,104 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_dd58422d-10d1-4a07-9275-125f5992a873/sv-benchmarks/c/eca-rers2012/Problem10_label59.c[7385,7398] [2024-11-09 00:01:11,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:01:11,232 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:01:11,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:11 WrapperNode [2024-11-09 00:01:11,233 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:01:11,234 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:01:11,235 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:01:11,235 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:01:11,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:11" (1/1) ... [2024-11-09 00:01:11,270 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:11" (1/1) ... [2024-11-09 00:01:11,383 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 597 [2024-11-09 00:01:11,386 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:01:11,387 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:01:11,387 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:01:11,388 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:01:11,412 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:11" (1/1) ... [2024-11-09 00:01:11,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:11" (1/1) ... [2024-11-09 00:01:11,423 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:11" (1/1) ... [2024-11-09 00:01:11,424 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:11" (1/1) ... [2024-11-09 00:01:11,480 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:11" (1/1) ... [2024-11-09 00:01:11,503 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:11" (1/1) ... [2024-11-09 00:01:11,511 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:11" (1/1) ... [2024-11-09 00:01:11,525 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:11" (1/1) ... [2024-11-09 00:01:11,548 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:01:11,549 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:01:11,550 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:01:11,550 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:01:11,551 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:11" (1/1) ... [2024-11-09 00:01:11,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:01:11,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd58422d-10d1-4a07-9275-125f5992a873/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:01:11,605 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd58422d-10d1-4a07-9275-125f5992a873/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:01:11,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd58422d-10d1-4a07-9275-125f5992a873/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:01:11,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:01:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:01:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:01:11,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:01:11,758 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:01:11,761 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:01:13,337 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-11-09 00:01:13,338 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:01:16,957 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:01:16,958 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:01:16,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:01:16 BoogieIcfgContainer [2024-11-09 00:01:16,959 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:01:16,960 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:01:16,960 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:01:16,973 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:01:16,973 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:01:16" (1/1) ... [2024-11-09 00:01:16,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:01:17,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:17,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-09 00:01:17,056 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-09 00:01:17,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:01:17,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:17,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:01:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:17,484 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 00:01:17,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:17,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-09 00:01:17,613 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-09 00:01:17,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:01:17,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:17,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:01:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:38,942 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:01:39,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:39,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2024-11-09 00:01:39,361 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2024-11-09 00:01:39,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:01:39,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:39,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:01:39,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:13,709 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:02:14,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:14,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2024-11-09 00:02:14,787 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2024-11-09 00:02:14,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:02:14,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:14,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:41,595 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:02:42,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:42,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 47 transitions. [2024-11-09 00:02:42,380 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 47 transitions. [2024-11-09 00:02:42,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:02:42,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:42,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:42,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:01,755 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:04:05,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:05,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 35 states and 73 transitions. [2024-11-09 00:04:05,138 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 73 transitions. [2024-11-09 00:04:05,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:04:05,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:05,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:05,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:13,107 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:05:15,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:15,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 43 states and 99 transitions. [2024-11-09 00:05:15,715 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 99 transitions. [2024-11-09 00:05:15,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:05:15,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:15,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:15,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:05,847 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:06:08,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:08,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 48 states and 111 transitions. [2024-11-09 00:06:08,622 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 111 transitions. [2024-11-09 00:06:08,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:06:08,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:08,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:06:09,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:10,136 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:08:14,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:14,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 56 states and 136 transitions. [2024-11-09 00:08:14,659 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 136 transitions. [2024-11-09 00:08:14,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:08:14,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:14,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:08:15,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:06,156 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 1 proven. 32 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 00:10:08,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:08,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 64 states and 153 transitions. [2024-11-09 00:10:08,943 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 153 transitions. [2024-11-09 00:10:08,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:10:08,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:08,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:10:09,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:11,229 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:12:14,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:14,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 68 states and 163 transitions. [2024-11-09 00:12:14,394 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 163 transitions. [2024-11-09 00:12:14,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:12:14,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:14,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:12:14,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:31,419 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:13:34,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:34,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 72 states and 167 transitions. [2024-11-09 00:13:34,577 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 167 transitions. [2024-11-09 00:13:34,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 00:13:34,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:34,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:13:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat