./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label37.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_29b572fd-7d22-44a0-9092-f009ce96be5c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b572fd-7d22-44a0-9092-f009ce96be5c/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_29b572fd-7d22-44a0-9092-f009ce96be5c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b572fd-7d22-44a0-9092-f009ce96be5c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label37.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b572fd-7d22-44a0-9092-f009ce96be5c/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_29b572fd-7d22-44a0-9092-f009ce96be5c/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 7cc6cde771bc54413dff59e8d2a32cb13d9bef3c6d1be908227b88c290f088af --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:19:13,078 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:19:13,170 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b572fd-7d22-44a0-9092-f009ce96be5c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:19:13,176 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:19:13,177 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:19:13,206 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:19:13,207 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:19:13,207 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:19:13,208 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:19:13,209 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:19:13,210 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:19:13,210 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:19:13,211 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:19:13,211 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:19:13,212 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:19:13,212 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:19:13,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:19:13,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:19:13,214 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:19:13,214 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:19:13,215 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:19:13,218 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:19:13,218 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:19:13,219 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:19:13,219 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:19:13,219 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:19:13,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:19:13,220 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:19:13,221 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:19:13,222 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:19:13,222 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:19:13,223 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:19:13,223 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:19:13,223 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_29b572fd-7d22-44a0-9092-f009ce96be5c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b572fd-7d22-44a0-9092-f009ce96be5c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cc6cde771bc54413dff59e8d2a32cb13d9bef3c6d1be908227b88c290f088af [2023-11-19 03:19:13,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:19:13,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:19:13,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:19:13,544 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:19:13,544 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:19:13,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b572fd-7d22-44a0-9092-f009ce96be5c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/eca-rers2012/Problem06_label37.c [2023-11-19 03:19:17,047 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:19:17,848 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:19:17,849 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b572fd-7d22-44a0-9092-f009ce96be5c/sv-benchmarks/c/eca-rers2012/Problem06_label37.c [2023-11-19 03:19:17,903 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b572fd-7d22-44a0-9092-f009ce96be5c/bin/ukojak-verify-G8NBE6pJGL/data/6e2bb988b/2a6c78b6f0cc499f9fd3bd64ea8e6e7f/FLAG6def788c4 [2023-11-19 03:19:17,920 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b572fd-7d22-44a0-9092-f009ce96be5c/bin/ukojak-verify-G8NBE6pJGL/data/6e2bb988b/2a6c78b6f0cc499f9fd3bd64ea8e6e7f [2023-11-19 03:19:17,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:19:17,925 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:19:17,927 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:19:17,927 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:19:17,934 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:19:17,935 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:19:17" (1/1) ... [2023-11-19 03:19:17,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7789522a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:17, skipping insertion in model container [2023-11-19 03:19:17,940 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:19:17" (1/1) ... [2023-11-19 03:19:18,270 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:19:20,748 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_29b572fd-7d22-44a0-9092-f009ce96be5c/sv-benchmarks/c/eca-rers2012/Problem06_label37.c[331555,331568] [2023-11-19 03:19:20,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:19:20,792 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:19:22,048 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_29b572fd-7d22-44a0-9092-f009ce96be5c/sv-benchmarks/c/eca-rers2012/Problem06_label37.c[331555,331568] [2023-11-19 03:19:22,058 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:19:22,112 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:19:22,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:22 WrapperNode [2023-11-19 03:19:22,113 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:19:22,114 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:19:22,114 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:19:22,114 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:19:22,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:22" (1/1) ... [2023-11-19 03:19:22,281 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:22" (1/1) ... [2023-11-19 03:19:22,788 INFO L138 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10174 [2023-11-19 03:19:22,789 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:19:22,789 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:19:22,790 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:19:22,790 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:19:22,809 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:22" (1/1) ... [2023-11-19 03:19:22,810 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:22" (1/1) ... [2023-11-19 03:19:22,869 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:22" (1/1) ... [2023-11-19 03:19:22,870 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:22" (1/1) ... [2023-11-19 03:19:23,032 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:22" (1/1) ... [2023-11-19 03:19:23,181 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:22" (1/1) ... [2023-11-19 03:19:23,200 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:22" (1/1) ... [2023-11-19 03:19:23,220 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:22" (1/1) ... [2023-11-19 03:19:23,274 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:19:23,276 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:19:23,276 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:19:23,276 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:19:23,277 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:22" (1/1) ... [2023-11-19 03:19:23,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:19:23,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b572fd-7d22-44a0-9092-f009ce96be5c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:19:23,326 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b572fd-7d22-44a0-9092-f009ce96be5c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:19:23,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b572fd-7d22-44a0-9092-f009ce96be5c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:19:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:19:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:19:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:19:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:19:23,503 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:19:23,506 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:19:31,814 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:19:33,187 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:19:33,188 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:19:33,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:19:33 BoogieIcfgContainer [2023-11-19 03:19:33,207 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:19:33,208 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:19:33,209 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:19:33,219 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:19:33,220 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:19:33" (1/1) ... [2023-11-19 03:19:33,232 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:19:33,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:33,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 938 states and 1864 transitions. [2023-11-19 03:19:33,316 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1864 transitions. [2023-11-19 03:19:33,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 930 [2023-11-19 03:19:33,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:33,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:34,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:36,337 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 03:19:43,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:43,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 1865 states and 2998 transitions. [2023-11-19 03:19:43,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2998 transitions. [2023-11-19 03:19:43,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 934 [2023-11-19 03:19:43,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:43,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:43,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:45,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:45,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:45,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3003 states to 1868 states and 3003 transitions. [2023-11-19 03:19:45,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 3003 transitions. [2023-11-19 03:19:45,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 938 [2023-11-19 03:19:46,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:46,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:46,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:48,066 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:48,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:48,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 1875 states and 3013 transitions. [2023-11-19 03:19:48,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 3013 transitions. [2023-11-19 03:19:48,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 939 [2023-11-19 03:19:48,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:48,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:51,063 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:51,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:51,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 1883 states and 3025 transitions. [2023-11-19 03:19:51,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 3025 transitions. [2023-11-19 03:19:51,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 940 [2023-11-19 03:19:51,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:51,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:51,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:52,643 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:53,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:53,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 1892 states and 3039 transitions. [2023-11-19 03:19:53,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 3039 transitions. [2023-11-19 03:19:53,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 941 [2023-11-19 03:19:53,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:53,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:53,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:54,361 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:55,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:55,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 1902 states and 3054 transitions. [2023-11-19 03:19:55,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 3054 transitions. [2023-11-19 03:19:55,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 944 [2023-11-19 03:19:55,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:55,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:56,051 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:56,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:56,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 1906 states and 3058 transitions. [2023-11-19 03:19:56,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 3058 transitions. [2023-11-19 03:19:56,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 945 [2023-11-19 03:19:56,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:56,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:56,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:57,322 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.