./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/bin/ukojak-verify-G8NBE6pJGL --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 f43d028ba6ad7288ae454484b752e467a139fa9128b5cbd8640720a39b09e4f4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:44:52,640 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:44:52,776 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:44:52,784 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:44:52,785 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:44:52,826 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:44:52,828 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:44:52,828 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:44:52,830 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:44:52,835 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:44:52,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:44:52,837 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:44:52,838 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:44:52,840 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:44:52,840 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:44:52,841 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:44:52,841 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:44:52,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:44:52,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:44:52,843 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:44:52,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:44:52,844 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:44:52,845 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:44:52,845 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:44:52,846 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:44:52,847 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:44:52,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:44:52,848 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:44:52,849 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:44:52,849 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:44:52,851 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:44:52,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:44:52,851 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:44:52,852 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_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f43d028ba6ad7288ae454484b752e467a139fa9128b5cbd8640720a39b09e4f4 [2023-11-19 03:44:53,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:44:53,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:44:53,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:44:53,247 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:44:53,247 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:44:53,249 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2023-11-19 03:44:56,395 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:44:56,800 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:44:56,800 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2023-11-19 03:44:56,814 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/bin/ukojak-verify-G8NBE6pJGL/data/38fbadaa5/5d15dde772cb4973ba465b1d99415d93/FLAG61e524f00 [2023-11-19 03:44:56,829 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/bin/ukojak-verify-G8NBE6pJGL/data/38fbadaa5/5d15dde772cb4973ba465b1d99415d93 [2023-11-19 03:44:56,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:44:56,833 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:44:56,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:44:56,835 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:44:56,840 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:44:56,841 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:44:56" (1/1) ... [2023-11-19 03:44:56,842 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a45aede and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:56, skipping insertion in model container [2023-11-19 03:44:56,843 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:44:56" (1/1) ... [2023-11-19 03:44:56,912 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:44:57,281 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_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[14043,14056] [2023-11-19 03:44:57,391 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:44:57,407 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:44:57,554 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_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[14043,14056] [2023-11-19 03:44:57,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:44:57,684 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:44:57,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:57 WrapperNode [2023-11-19 03:44:57,685 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:44:57,686 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:44:57,687 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:44:57,687 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:44:57,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:57" (1/1) ... [2023-11-19 03:44:57,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:57" (1/1) ... [2023-11-19 03:44:57,829 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1207 [2023-11-19 03:44:57,842 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:44:57,843 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:44:57,843 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:44:57,843 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:44:57,852 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:57" (1/1) ... [2023-11-19 03:44:57,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:57" (1/1) ... [2023-11-19 03:44:57,861 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:57" (1/1) ... [2023-11-19 03:44:57,861 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:57" (1/1) ... [2023-11-19 03:44:57,914 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:57" (1/1) ... [2023-11-19 03:44:57,926 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:57" (1/1) ... [2023-11-19 03:44:57,950 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:57" (1/1) ... [2023-11-19 03:44:57,958 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:57" (1/1) ... [2023-11-19 03:44:57,986 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:44:57,987 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:44:57,987 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:44:57,987 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:44:57,988 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:57" (1/1) ... [2023-11-19 03:44:57,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:44:58,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:44:58,037 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:44:58,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1105c5e0-7662-4a6f-adfc-3a464c5c8bd8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:44:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:44:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:44:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:44:58,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:44:58,302 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:44:58,304 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:44:59,704 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:45:00,179 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:45:00,180 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:45:00,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:45:00 BoogieIcfgContainer [2023-11-19 03:45:00,195 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:45:00,197 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:45:00,198 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:45:00,210 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:45:00,210 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:45:00" (1/1) ... [2023-11-19 03:45:00,223 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:45:00,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:00,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 224 states and 382 transitions. [2023-11-19 03:45:00,321 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 382 transitions. [2023-11-19 03:45:00,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-19 03:45:00,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:00,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:02,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:02,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:02,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 230 states and 392 transitions. [2023-11-19 03:45:02,550 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 392 transitions. [2023-11-19 03:45:02,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:45:02,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:02,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:03,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:04,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:04,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 242 states and 414 transitions. [2023-11-19 03:45:04,978 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 414 transitions. [2023-11-19 03:45:04,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:45:04,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:04,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:05,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:05,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:05,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:05,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 286 states and 500 transitions. [2023-11-19 03:45:05,922 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 500 transitions. [2023-11-19 03:45:05,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:45:05,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:05,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:05,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:06,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:08,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:08,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 286 states and 499 transitions. [2023-11-19 03:45:08,536 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 499 transitions. [2023-11-19 03:45:08,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:45:08,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:08,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:08,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:08,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:08,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 285 states and 495 transitions. [2023-11-19 03:45:08,781 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 495 transitions. [2023-11-19 03:45:08,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:45:08,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:08,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:08,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:09,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:09,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 330 states and 583 transitions. [2023-11-19 03:45:09,717 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 583 transitions. [2023-11-19 03:45:09,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:45:09,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:09,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:09,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:09,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:09,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 328 states and 577 transitions. [2023-11-19 03:45:09,986 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 577 transitions. [2023-11-19 03:45:09,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:45:09,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:09,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:10,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:10,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:10,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 330 states and 582 transitions. [2023-11-19 03:45:10,623 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 582 transitions. [2023-11-19 03:45:10,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:45:10,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:10,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:10,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:11,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:15,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:15,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 334 states and 592 transitions. [2023-11-19 03:45:15,214 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 592 transitions. [2023-11-19 03:45:15,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-19 03:45:15,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:15,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:15,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:16,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:16,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 331 states and 585 transitions. [2023-11-19 03:45:16,754 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 585 transitions. [2023-11-19 03:45:16,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-19 03:45:16,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:16,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:16,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:16,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:18,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:18,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 334 states and 590 transitions. [2023-11-19 03:45:18,707 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 590 transitions. [2023-11-19 03:45:18,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-19 03:45:18,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:18,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:18,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:18,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:20,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:20,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 378 states and 677 transitions. [2023-11-19 03:45:20,509 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 677 transitions. [2023-11-19 03:45:20,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-19 03:45:20,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:20,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:20,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:21,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:31,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:31,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 430 states and 787 transitions. [2023-11-19 03:45:31,781 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 787 transitions. [2023-11-19 03:45:31,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-19 03:45:31,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:31,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:32,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:33,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:33,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 430 states and 786 transitions. [2023-11-19 03:45:33,929 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 786 transitions. [2023-11-19 03:45:33,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-19 03:45:33,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:33,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:33,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:34,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:36,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:36,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 438 states and 801 transitions. [2023-11-19 03:45:36,393 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 801 transitions. [2023-11-19 03:45:36,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-19 03:45:36,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:36,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:37,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:38,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:38,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 440 states and 807 transitions. [2023-11-19 03:45:38,771 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 807 transitions. [2023-11-19 03:45:38,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-19 03:45:38,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:38,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:38,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:39,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:40,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:40,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 447 states and 822 transitions. [2023-11-19 03:45:40,468 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 822 transitions. [2023-11-19 03:45:40,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-19 03:45:40,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:40,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:40,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:40,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:40,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 446 states and 818 transitions. [2023-11-19 03:45:40,697 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 818 transitions. [2023-11-19 03:45:40,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-19 03:45:40,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:40,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:40,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:45:41,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:41,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 450 states and 825 transitions. [2023-11-19 03:45:41,448 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 825 transitions. [2023-11-19 03:45:41,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-19 03:45:41,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:41,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:41,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:41,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.