./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label37.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da482900-88a8-4106-adc8-1899dfa042ce/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da482900-88a8-4106-adc8-1899dfa042ce/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da482900-88a8-4106-adc8-1899dfa042ce/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da482900-88a8-4106-adc8-1899dfa042ce/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label37.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da482900-88a8-4106-adc8-1899dfa042ce/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da482900-88a8-4106-adc8-1899dfa042ce/bin/ukojak-verify-afCqCEvfdi --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 5c0996d8d9f0a0e1dbc7ca17b0c9afa41657f1a23c2f6445b4df39ae80cec455 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:08,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:08,221 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da482900-88a8-4106-adc8-1899dfa042ce/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:12:08,228 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:12:08,230 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:12:08,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:08,290 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:12:08,291 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:12:08,292 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:08,299 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:08,299 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:08,300 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:12:08,300 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:08,302 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:08,303 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:08,303 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:08,303 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:12:08,304 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:08,304 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:12:08,305 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:08,305 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:12:08,306 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:08,307 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:08,307 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:08,307 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:08,308 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:08,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:08,309 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:08,309 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:08,310 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:12:08,311 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:12:08,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:12:08,311 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:12:08,311 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_da482900-88a8-4106-adc8-1899dfa042ce/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da482900-88a8-4106-adc8-1899dfa042ce/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c0996d8d9f0a0e1dbc7ca17b0c9afa41657f1a23c2f6445b4df39ae80cec455 [2023-11-24 22:12:08,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:08,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:08,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:08,645 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:08,645 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:08,646 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da482900-88a8-4106-adc8-1899dfa042ce/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/eca-rers2012/Problem04_label37.c [2023-11-24 22:12:11,674 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:12,328 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:12,330 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da482900-88a8-4106-adc8-1899dfa042ce/sv-benchmarks/c/eca-rers2012/Problem04_label37.c [2023-11-24 22:12:12,372 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da482900-88a8-4106-adc8-1899dfa042ce/bin/ukojak-verify-afCqCEvfdi/data/76f49460b/763f0c7abc60412eae0ec8a6ba0970e1/FLAG64dd27038 [2023-11-24 22:12:12,394 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da482900-88a8-4106-adc8-1899dfa042ce/bin/ukojak-verify-afCqCEvfdi/data/76f49460b/763f0c7abc60412eae0ec8a6ba0970e1 [2023-11-24 22:12:12,400 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:12,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:12,407 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:12,407 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:12,413 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:12,414 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:12" (1/1) ... [2023-11-24 22:12:12,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22b06bc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:12, skipping insertion in model container [2023-11-24 22:12:12,416 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:12" (1/1) ... [2023-11-24 22:12:12,568 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:13,970 WARN L240 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_da482900-88a8-4106-adc8-1899dfa042ce/sv-benchmarks/c/eca-rers2012/Problem04_label37.c[184415,184428] [2023-11-24 22:12:13,985 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:13,999 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:14,761 WARN L240 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_da482900-88a8-4106-adc8-1899dfa042ce/sv-benchmarks/c/eca-rers2012/Problem04_label37.c[184415,184428] [2023-11-24 22:12:14,764 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:14,798 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:14,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14 WrapperNode [2023-11-24 22:12:14,799 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:14,801 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:14,801 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:14,801 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:14,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:14,877 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,098 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5573 [2023-11-24 22:12:15,099 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:15,100 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:15,100 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:15,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:15,111 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,154 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,158 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,273 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,308 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,384 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,409 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,500 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:15,501 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:15,502 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:15,503 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:15,504 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:15,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da482900-88a8-4106-adc8-1899dfa042ce/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:15,535 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da482900-88a8-4106-adc8-1899dfa042ce/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:15,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da482900-88a8-4106-adc8-1899dfa042ce/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:15,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:12:15,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:12:15,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:15,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:15,653 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:15,655 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:21,082 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:21,657 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:21,658 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:12:21,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:21 BoogieIcfgContainer [2023-11-24 22:12:21,660 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:21,661 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:21,662 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:21,671 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:21,672 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:21" (1/1) ... [2023-11-24 22:12:21,681 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:12:21,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:21,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 763 states and 1515 transitions. [2023-11-24 22:12:21,783 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1515 transitions. [2023-11-24 22:12:21,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2023-11-24 22:12:21,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:21,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:24,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:29,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:29,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 1516 states and 2700 transitions. [2023-11-24 22:12:29,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 2700 transitions. [2023-11-24 22:12:29,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2023-11-24 22:12:29,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:29,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:29,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:31,377 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:31,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:31,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2705 states to 1519 states and 2705 transitions. [2023-11-24 22:12:31,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2705 transitions. [2023-11-24 22:12:31,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2023-11-24 22:12:31,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:31,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:32,428 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:32,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:32,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1523 states and 2712 transitions. [2023-11-24 22:12:32,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 2712 transitions. [2023-11-24 22:12:32,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 762 [2023-11-24 22:12:32,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:32,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:32,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:33,541 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:33,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:33,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 1525 states and 2715 transitions. [2023-11-24 22:12:33,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 2715 transitions. [2023-11-24 22:12:33,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 763 [2023-11-24 22:12:33,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:33,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:34,350 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:34,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:34,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 1531 states and 2726 transitions. [2023-11-24 22:12:34,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 2726 transitions. [2023-11-24 22:12:34,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 764 [2023-11-24 22:12:35,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:35,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:35,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:35,666 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:36,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:36,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 1535 states and 2733 transitions. [2023-11-24 22:12:36,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 2733 transitions. [2023-11-24 22:12:36,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2023-11-24 22:12:36,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:36,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:36,881 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:37,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:37,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2736 states to 1537 states and 2736 transitions. [2023-11-24 22:12:37,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 2736 transitions. [2023-11-24 22:12:37,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 766 [2023-11-24 22:12:37,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:37,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:37,863 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:38,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:38,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 1546 states and 2751 transitions. [2023-11-24 22:12:38,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 2751 transitions. [2023-11-24 22:12:38,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 767 [2023-11-24 22:12:38,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:38,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:38,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:39,098 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:39,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:39,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2754 states to 1548 states and 2754 transitions. [2023-11-24 22:12:39,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 2754 transitions. [2023-11-24 22:12:39,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 768 [2023-11-24 22:12:39,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:39,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:39,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:39,917 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:40,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:40,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 1559 states and 2772 transitions. [2023-11-24 22:12:40,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 2772 transitions. [2023-11-24 22:12:40,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 769 [2023-11-24 22:12:40,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:40,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:41,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:41,853 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:43,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:43,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 1571 states and 2791 transitions. [2023-11-24 22:12:43,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 2791 transitions. [2023-11-24 22:12:43,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 770 [2023-11-24 22:12:43,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:43,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:43,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:43,732 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:43,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:43,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 1573 states and 2794 transitions. [2023-11-24 22:12:43,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 2794 transitions. [2023-11-24 22:12:43,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2023-11-24 22:12:43,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:43,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:44,864 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:46,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:46,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 1574 states and 2800 transitions. [2023-11-24 22:12:46,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 2800 transitions. [2023-11-24 22:12:46,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 772 [2023-11-24 22:12:46,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:46,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:46,743 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:46,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:46,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 1576 states and 2802 transitions. [2023-11-24 22:12:46,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 2802 transitions. [2023-11-24 22:12:46,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 773 [2023-11-24 22:12:46,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:46,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:46,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:47,216 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:47,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:47,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 1582 states and 2810 transitions. [2023-11-24 22:12:47,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 2810 transitions. [2023-11-24 22:12:47,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2023-11-24 22:12:47,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:47,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:47,977 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:48,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:48,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 1596 states and 2828 transitions. [2023-11-24 22:12:48,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 2828 transitions. [2023-11-24 22:12:48,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2023-11-24 22:12:48,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:48,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:48,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:49,204 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:12:50,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:50,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 1601 states and 2845 transitions. [2023-11-24 22:12:50,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 2845 transitions. [2023-11-24 22:12:50,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2023-11-24 22:12:50,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:50,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:50,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:50,718 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:12:50,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:50,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 1604 states and 2849 transitions. [2023-11-24 22:12:50,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 2849 transitions. [2023-11-24 22:12:50,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 780 [2023-11-24 22:12:50,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:50,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:51,407 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:51,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:51,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 1612 states and 2859 transitions. [2023-11-24 22:12:51,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 2859 transitions. [2023-11-24 22:12:51,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2023-11-24 22:12:51,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:51,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:51,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:52,142 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:12:52,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:53,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 1614 states and 2862 transitions. [2023-11-24 22:12:53,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 2862 transitions. [2023-11-24 22:12:53,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2023-11-24 22:12:53,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:53,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:53,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:53,340 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:12:53,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:53,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 1620 states and 2870 transitions. [2023-11-24 22:12:53,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 2870 transitions. [2023-11-24 22:12:53,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2023-11-24 22:12:53,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:53,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:54,160 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:12:54,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:54,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 1621 states and 2871 transitions. [2023-11-24 22:12:54,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 2871 transitions. [2023-11-24 22:12:54,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2023-11-24 22:12:54,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:54,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:54,720 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.