./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eddd62e3-23e9-4e90-978b-a79e0b7095cb/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eddd62e3-23e9-4e90-978b-a79e0b7095cb/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eddd62e3-23e9-4e90-978b-a79e0b7095cb/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eddd62e3-23e9-4e90-978b-a79e0b7095cb/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eddd62e3-23e9-4e90-978b-a79e0b7095cb/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eddd62e3-23e9-4e90-978b-a79e0b7095cb/bin/ukojak-verify-Qdu7aM0XO9 --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 2f8161fc7f730bddeac54a8f174c52e5ef9cd819e9497e3a4087e68b96d46105 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:24:58,766 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:24:58,844 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eddd62e3-23e9-4e90-978b-a79e0b7095cb/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:24:58,849 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:24:58,849 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:24:58,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:24:58,883 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:24:58,884 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:24:58,885 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:24:58,885 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:24:58,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:24:58,886 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:24:58,887 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:24:58,887 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:24:58,888 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:24:58,888 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:24:58,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:24:58,889 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:24:58,890 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:24:58,890 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:24:58,890 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:24:58,891 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:24:58,892 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:24:58,892 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:24:58,893 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:24:58,893 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:24:58,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:24:58,894 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:24:58,894 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:24:58,895 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:24:58,895 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:24:58,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:24:58,896 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:24:58,896 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_eddd62e3-23e9-4e90-978b-a79e0b7095cb/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eddd62e3-23e9-4e90-978b-a79e0b7095cb/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f8161fc7f730bddeac54a8f174c52e5ef9cd819e9497e3a4087e68b96d46105 [2023-12-02 23:24:59,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:24:59,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:24:59,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:24:59,159 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:24:59,160 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:24:59,161 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eddd62e3-23e9-4e90-978b-a79e0b7095cb/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i [2023-12-02 23:25:01,876 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:25:02,133 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:25:02,134 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eddd62e3-23e9-4e90-978b-a79e0b7095cb/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i [2023-12-02 23:25:02,149 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eddd62e3-23e9-4e90-978b-a79e0b7095cb/bin/ukojak-verify-Qdu7aM0XO9/data/45549f305/62b1f2b43c194cf09babb249026cf05f/FLAGc5ed0ca73 [2023-12-02 23:25:02,163 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eddd62e3-23e9-4e90-978b-a79e0b7095cb/bin/ukojak-verify-Qdu7aM0XO9/data/45549f305/62b1f2b43c194cf09babb249026cf05f [2023-12-02 23:25:02,165 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:25:02,167 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:25:02,168 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:25:02,168 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:25:02,173 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:25:02,174 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:25:02" (1/1) ... [2023-12-02 23:25:02,175 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7001debf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:25:02, skipping insertion in model container [2023-12-02 23:25:02,175 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:25:02" (1/1) ... [2023-12-02 23:25:02,223 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:25:02,486 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_eddd62e3-23e9-4e90-978b-a79e0b7095cb/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i[22569,22582] [2023-12-02 23:25:02,492 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_eddd62e3-23e9-4e90-978b-a79e0b7095cb/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i[22645,22658] [2023-12-02 23:25:02,493 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_eddd62e3-23e9-4e90-978b-a79e0b7095cb/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i[22715,22728] [2023-12-02 23:25:02,495 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_eddd62e3-23e9-4e90-978b-a79e0b7095cb/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i[22822,22835] [2023-12-02 23:25:02,496 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_eddd62e3-23e9-4e90-978b-a79e0b7095cb/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i[22894,22907] [2023-12-02 23:25:02,497 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_eddd62e3-23e9-4e90-978b-a79e0b7095cb/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i[23045,23058] [2023-12-02 23:25:02,498 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_eddd62e3-23e9-4e90-978b-a79e0b7095cb/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i[23119,23132] [2023-12-02 23:25:02,503 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:25:02,513 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:25:02,547 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_eddd62e3-23e9-4e90-978b-a79e0b7095cb/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i[22569,22582] [2023-12-02 23:25:02,548 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_eddd62e3-23e9-4e90-978b-a79e0b7095cb/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i[22645,22658] [2023-12-02 23:25:02,549 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_eddd62e3-23e9-4e90-978b-a79e0b7095cb/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i[22715,22728] [2023-12-02 23:25:02,550 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_eddd62e3-23e9-4e90-978b-a79e0b7095cb/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i[22822,22835] [2023-12-02 23:25:02,551 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_eddd62e3-23e9-4e90-978b-a79e0b7095cb/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i[22894,22907] [2023-12-02 23:25:02,552 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_eddd62e3-23e9-4e90-978b-a79e0b7095cb/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i[23045,23058] [2023-12-02 23:25:02,553 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_eddd62e3-23e9-4e90-978b-a79e0b7095cb/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i[23119,23132] [2023-12-02 23:25:02,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:25:02,585 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:25:02,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:25:02 WrapperNode [2023-12-02 23:25:02,586 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:25:02,587 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:25:02,587 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:25:02,587 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:25:02,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:25:02" (1/1) ... [2023-12-02 23:25:02,607 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:25:02" (1/1) ... [2023-12-02 23:25:02,629 INFO L138 Inliner]: procedures = 119, calls = 39, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 151 [2023-12-02 23:25:02,630 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:25:02,630 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:25:02,631 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:25:02,631 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:25:02,638 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:25:02" (1/1) ... [2023-12-02 23:25:02,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:25:02" (1/1) ... [2023-12-02 23:25:02,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:25:02" (1/1) ... [2023-12-02 23:25:02,642 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:25:02" (1/1) ... [2023-12-02 23:25:02,651 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:25:02" (1/1) ... [2023-12-02 23:25:02,656 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:25:02" (1/1) ... [2023-12-02 23:25:02,658 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:25:02" (1/1) ... [2023-12-02 23:25:02,660 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:25:02" (1/1) ... [2023-12-02 23:25:02,663 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:25:02,664 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:25:02,664 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:25:02,664 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:25:02,665 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:25:02" (1/1) ... [2023-12-02 23:25:02,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:25:02,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eddd62e3-23e9-4e90-978b-a79e0b7095cb/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:25:02,699 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eddd62e3-23e9-4e90-978b-a79e0b7095cb/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:25:02,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eddd62e3-23e9-4e90-978b-a79e0b7095cb/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:25:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:25:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:25:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:25:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:25:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 23:25:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 23:25:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:25:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:25:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:25:02,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:25:02,835 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:25:02,837 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:25:03,058 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:25:03,121 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:25:03,121 INFO L309 CfgBuilder]: Removed 17 assume(true) statements. [2023-12-02 23:25:03,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:25:03 BoogieIcfgContainer [2023-12-02 23:25:03,123 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:25:03,124 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:25:03,124 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:25:03,134 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:25:03,134 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:25:03" (1/1) ... [2023-12-02 23:25:03,142 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:25:03,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:03,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 66 transitions. [2023-12-02 23:25:03,189 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 66 transitions. [2023-12-02 23:25:03,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 23:25:03,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:03,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:25:03,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:03,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:25:03,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:03,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2023-12-02 23:25:03,361 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2023-12-02 23:25:03,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:25:03,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:03,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:25:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:03,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:25:03,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:03,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2023-12-02 23:25:03,714 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2023-12-02 23:25:03,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:25:03,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:03,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:25:03,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:04,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:25:04,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:04,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2023-12-02 23:25:04,598 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2023-12-02 23:25:04,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:25:04,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:04,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:25:04,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:04,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:25:05,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:05,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2023-12-02 23:25:05,036 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-12-02 23:25:05,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:25:05,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:05,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:25:05,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:05,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:25:05,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:05,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 50 states and 64 transitions. [2023-12-02 23:25:05,113 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2023-12-02 23:25:05,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:25:05,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:05,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:25:05,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:05,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:25:06,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:06,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 50 states and 65 transitions. [2023-12-02 23:25:06,999 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2023-12-02 23:25:06,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:25:06,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:07,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:25:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:07,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:25:08,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:08,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 48 states and 63 transitions. [2023-12-02 23:25:08,567 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2023-12-02 23:25:08,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:25:08,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:08,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:25:08,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:08,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:25:08,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:08,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 50 states and 64 transitions. [2023-12-02 23:25:08,920 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2023-12-02 23:25:08,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:25:08,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:08,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:25:08,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:09,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:25:10,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:10,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 62 states and 84 transitions. [2023-12-02 23:25:10,546 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2023-12-02 23:25:10,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:25:10,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:10,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:25:10,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:10,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:25:11,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:11,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2023-12-02 23:25:11,953 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2023-12-02 23:25:11,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:25:11,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:11,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:25:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:12,034 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:25:12,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:12,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2023-12-02 23:25:12,273 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2023-12-02 23:25:12,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:25:12,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:12,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:25:12,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:12,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:25:15,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:15,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 67 states and 90 transitions. [2023-12-02 23:25:15,937 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 90 transitions. [2023-12-02 23:25:15,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:25:15,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:15,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:25:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:19,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:25:30,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:30,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 91 states and 143 transitions. [2023-12-02 23:25:30,567 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 143 transitions. [2023-12-02 23:25:30,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:25:30,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:30,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:25:30,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:34,193 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:25:49,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:49,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 112 states and 189 transitions. [2023-12-02 23:25:49,233 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 189 transitions. [2023-12-02 23:25:49,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 23:25:49,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:49,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:25:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:54,263 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:26:09,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:26:09,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 124 states and 220 transitions. [2023-12-02 23:26:09,905 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 220 transitions. [2023-12-02 23:26:09,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 23:26:09,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:26:09,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:26:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:26:14,585 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:26:26,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:26:26,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 135 states and 247 transitions. [2023-12-02 23:26:26,577 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 247 transitions. [2023-12-02 23:26:26,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 23:26:26,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:26:26,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:26:26,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:26:30,157 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:26:40,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:26:40,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 146 states and 271 transitions. [2023-12-02 23:26:40,205 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 271 transitions. [2023-12-02 23:26:40,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 23:26:40,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:26:40,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:26:40,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:26:44,363 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:26:49,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:26:49,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 153 states and 286 transitions. [2023-12-02 23:26:49,075 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 286 transitions. [2023-12-02 23:26:49,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 23:26:49,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:26:49,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:26:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:26:52,212 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:27:05,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:27:05,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 163 states and 309 transitions. [2023-12-02 23:27:05,187 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 309 transitions. [2023-12-02 23:27:05,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 23:27:05,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:27:05,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:27:05,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:27:07,181 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:27:09,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:27:09,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 165 states and 320 transitions. [2023-12-02 23:27:09,410 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 320 transitions. [2023-12-02 23:27:09,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 23:27:09,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:27:09,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:27:09,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:27:13,679 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:27:33,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:27:33,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 177 states and 352 transitions. [2023-12-02 23:27:33,002 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 352 transitions. [2023-12-02 23:27:33,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 23:27:33,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:27:33,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:27:33,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:27:37,438 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:27:43,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:27:43,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 179 states and 355 transitions. [2023-12-02 23:27:43,541 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 355 transitions. [2023-12-02 23:27:43,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 23:27:43,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:27:43,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:27:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:27:48,393 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:27:50,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:27:50,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 184 states and 362 transitions. [2023-12-02 23:27:50,996 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 362 transitions. [2023-12-02 23:27:50,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:27:50,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:27:50,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:27:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:27:58,356 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:28:28,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:28:28,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 204 states and 423 transitions. [2023-12-02 23:28:28,247 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 423 transitions. [2023-12-02 23:28:28,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:28:28,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:28:28,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:28:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:34,687 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:28:58,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:28:58,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 219 states and 468 transitions. [2023-12-02 23:28:58,955 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 468 transitions. [2023-12-02 23:28:58,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:28:58,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:28:58,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:28:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:29:04,550 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:29:22,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:29:22,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 231 states and 499 transitions. [2023-12-02 23:29:22,267 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 499 transitions. [2023-12-02 23:29:22,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:29:22,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:29:22,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:29:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:29:28,195 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:29:44,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:29:44,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 239 states and 522 transitions. [2023-12-02 23:29:44,715 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 522 transitions. [2023-12-02 23:29:44,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:29:44,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:29:44,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:29:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:29:57,586 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:30:27,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:27,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 253 states and 582 transitions. [2023-12-02 23:30:27,905 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 582 transitions. [2023-12-02 23:30:27,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:30:27,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:27,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:28,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:43,610 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:31:24,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:31:24,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 268 states and 629 transitions. [2023-12-02 23:31:24,722 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 629 transitions. [2023-12-02 23:31:24,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:31:24,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:31:24,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:31:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:31:39,370 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:32:18,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:32:18,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 282 states and 663 transitions. [2023-12-02 23:32:18,034 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 663 transitions. [2023-12-02 23:32:18,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:32:18,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:32:18,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:32:18,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:32:23,740 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:32:38,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:32:38,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 289 states and 676 transitions. [2023-12-02 23:32:38,987 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 676 transitions. [2023-12-02 23:32:38,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:32:38,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:32:38,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:32:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:32:54,060 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:33:34,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:33:34,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 305 states and 722 transitions. [2023-12-02 23:33:34,009 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 722 transitions. [2023-12-02 23:33:34,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:33:34,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:33:34,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:33:34,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:33:49,426 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:34:23,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:23,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 316 states and 770 transitions. [2023-12-02 23:34:23,281 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 770 transitions. [2023-12-02 23:34:23,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:34:23,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:23,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:40,119 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:35:13,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:35:13,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 328 states and 792 transitions. [2023-12-02 23:35:13,616 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 792 transitions. [2023-12-02 23:35:13,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:35:13,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:35:13,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:35:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:35:32,442 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:36:21,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:36:21,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 344 states and 837 transitions. [2023-12-02 23:36:21,783 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 837 transitions. [2023-12-02 23:36:21,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:36:21,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:36:21,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:36:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:36:38,114 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:37:36,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:37:36,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 362 states and 901 transitions. [2023-12-02 23:37:36,107 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 901 transitions. [2023-12-02 23:37:36,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:37:36,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:37:36,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:37:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:37:39,839 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 23:38:10,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:38:10,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 372 states and 939 transitions. [2023-12-02 23:38:10,506 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 939 transitions. [2023-12-02 23:38:10,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:38:10,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:38:10,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:38:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:38:31,273 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:39:09,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:39:09,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 383 states and 979 transitions. [2023-12-02 23:39:09,724 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 979 transitions. [2023-12-02 23:39:09,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:39:09,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:39:09,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:39:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat