./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/bin/ukojak-verify-0OAaufAVZV --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 ef92e2cd363e9cbada9057da9935ca7963cc6741d3474fe25a5d63d0a08b0a5f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:43:31,654 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:43:31,800 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:43:31,812 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:43:31,814 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:43:31,864 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:43:31,866 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:43:31,867 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:43:31,869 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:43:31,875 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:43:31,876 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:43:31,877 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:43:31,878 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:43:31,880 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:43:31,881 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:43:31,881 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:43:31,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:43:31,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:43:31,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:43:31,884 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:43:31,884 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:43:31,885 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:43:31,886 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:43:31,886 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:43:31,887 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:43:31,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:43:31,888 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:43:31,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:43:31,890 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:43:31,890 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:43:31,892 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:43:31,892 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:43:31,893 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_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef92e2cd363e9cbada9057da9935ca7963cc6741d3474fe25a5d63d0a08b0a5f [2023-11-11 23:43:32,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:43:32,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:43:32,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:43:32,328 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:43:32,329 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:43:32,330 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2023-11-11 23:43:35,735 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:43:36,248 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:43:36,249 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2023-11-11 23:43:36,274 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/bin/ukojak-verify-0OAaufAVZV/data/2a65cf25d/3d29ee4aacd84e28bb67f1ecf19336a3/FLAGe6c6aae41 [2023-11-11 23:43:36,298 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/bin/ukojak-verify-0OAaufAVZV/data/2a65cf25d/3d29ee4aacd84e28bb67f1ecf19336a3 [2023-11-11 23:43:36,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:43:36,305 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:43:36,307 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:43:36,307 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:43:36,314 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:43:36,315 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:43:36" (1/1) ... [2023-11-11 23:43:36,317 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@272ef567 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:36, skipping insertion in model container [2023-11-11 23:43:36,318 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:43:36" (1/1) ... [2023-11-11 23:43:36,426 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:43:36,842 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_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[15169,15182] [2023-11-11 23:43:36,880 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_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[15816,15829] [2023-11-11 23:43:36,907 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_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[17200,17213] [2023-11-11 23:43:36,924 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_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[18176,18189] [2023-11-11 23:43:37,025 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_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[27541,27554] [2023-11-11 23:43:37,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:43:37,184 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:43:37,501 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_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[15169,15182] [2023-11-11 23:43:37,512 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_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[15816,15829] [2023-11-11 23:43:37,567 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_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[17200,17213] [2023-11-11 23:43:37,599 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_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[18176,18189] [2023-11-11 23:43:37,719 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_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[27541,27554] [2023-11-11 23:43:37,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:43:37,795 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:43:37,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37 WrapperNode [2023-11-11 23:43:37,796 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:43:37,797 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:43:37,798 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:43:37,798 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:43:37,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:37,846 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:37,971 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1751 [2023-11-11 23:43:37,975 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:43:37,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:43:37,976 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:43:37,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:43:37,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:37,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:38,006 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:38,007 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:38,064 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:38,095 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:38,106 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:38,125 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:38,148 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:43:38,150 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:43:38,150 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:43:38,151 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:43:38,152 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:38,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:43:38,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:43:38,191 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:43:38,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b5ab3b7-2679-42e3-b961-944a75ebc0ee/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:43:38,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:43:38,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:43:38,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:43:38,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:43:38,462 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:43:38,463 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:43:40,255 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:43:40,975 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:43:40,975 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:43:40,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:43:40 BoogieIcfgContainer [2023-11-11 23:43:40,982 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:43:40,985 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:43:40,985 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:43:40,999 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:43:40,999 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:43:40" (1/1) ... [2023-11-11 23:43:41,012 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:43:41,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:41,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 307 states and 537 transitions. [2023-11-11 23:43:41,102 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 537 transitions. [2023-11-11 23:43:41,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-11 23:43:41,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:41,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:43,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:43,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:43,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 318 states and 564 transitions. [2023-11-11 23:43:43,713 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 564 transitions. [2023-11-11 23:43:43,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-11 23:43:43,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:43,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:43,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:43,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:44,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:44,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 330 states and 592 transitions. [2023-11-11 23:43:44,398 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 592 transitions. [2023-11-11 23:43:44,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-11 23:43:44,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:44,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:44,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:44,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:44,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:44,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 331 states and 593 transitions. [2023-11-11 23:43:44,611 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 593 transitions. [2023-11-11 23:43:44,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-11 23:43:44,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:44,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:44,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:45,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:45,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 338 states and 611 transitions. [2023-11-11 23:43:45,497 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 611 transitions. [2023-11-11 23:43:45,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-11 23:43:45,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:45,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:45,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:45,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:45,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:45,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 339 states and 613 transitions. [2023-11-11 23:43:45,721 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 613 transitions. [2023-11-11 23:43:45,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-11 23:43:45,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:45,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:45,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:45,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:47,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:47,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 341 states and 619 transitions. [2023-11-11 23:43:47,224 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 619 transitions. [2023-11-11 23:43:47,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-11 23:43:47,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:47,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:47,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:47,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:47,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 341 states and 615 transitions. [2023-11-11 23:43:47,438 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 615 transitions. [2023-11-11 23:43:47,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:43:47,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:47,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:47,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:47,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:47,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:47,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 386 states and 708 transitions. [2023-11-11 23:43:47,857 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 708 transitions. [2023-11-11 23:43:47,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:43:47,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:47,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:48,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:48,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:48,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 384 states and 704 transitions. [2023-11-11 23:43:48,126 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 704 transitions. [2023-11-11 23:43:48,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:43:48,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:48,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:48,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:48,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:49,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:49,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 429 states and 797 transitions. [2023-11-11 23:43:49,194 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 797 transitions. [2023-11-11 23:43:49,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:43:49,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:49,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:49,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:49,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:49,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 427 states and 791 transitions. [2023-11-11 23:43:49,530 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 791 transitions. [2023-11-11 23:43:49,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:43:49,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:49,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:49,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:51,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:51,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 471 states and 882 transitions. [2023-11-11 23:43:51,086 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 882 transitions. [2023-11-11 23:43:51,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:43:51,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:51,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:51,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:51,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:51,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 470 states and 878 transitions. [2023-11-11 23:43:51,371 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 878 transitions. [2023-11-11 23:43:51,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:43:51,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:51,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:51,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:53,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:53,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 514 states and 970 transitions. [2023-11-11 23:43:53,630 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 970 transitions. [2023-11-11 23:43:53,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:43:53,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:53,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:53,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:53,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:53,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 513 states and 965 transitions. [2023-11-11 23:43:53,885 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 965 transitions. [2023-11-11 23:43:53,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:43:53,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:53,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:53,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:54,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:44:00,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:00,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 516 states and 973 transitions. [2023-11-11 23:44:00,149 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 973 transitions. [2023-11-11 23:44:00,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:44:00,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:00,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:00,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:01,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:44:02,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:02,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 520 states and 979 transitions. [2023-11-11 23:44:02,389 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 979 transitions. [2023-11-11 23:44:02,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:44:02,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:02,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:02,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:02,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:44:02,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:02,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 520 states and 978 transitions. [2023-11-11 23:44:02,810 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 978 transitions. [2023-11-11 23:44:02,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:44:02,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:02,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:05,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:44:14,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:14,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 527 states and 992 transitions. [2023-11-11 23:44:14,676 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 992 transitions. [2023-11-11 23:44:14,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-11 23:44:14,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:14,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:14,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:14,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:44:16,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:16,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 574 states and 1085 transitions. [2023-11-11 23:44:16,097 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1085 transitions. [2023-11-11 23:44:16,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-11 23:44:16,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:16,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:16,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:16,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.