./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/sll-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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad71c37a-d8c2-4adb-970a-f3642c4d282e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad71c37a-d8c2-4adb-970a-f3642c4d282e/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_ad71c37a-d8c2-4adb-970a-f3642c4d282e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad71c37a-d8c2-4adb-970a-f3642c4d282e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad71c37a-d8c2-4adb-970a-f3642c4d282e/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_ad71c37a-d8c2-4adb-970a-f3642c4d282e/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 6070ac475d5b3c3d5905eb0c203232134efabc1c427fcfbbf8cf82789693617b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:58:15,135 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:58:15,198 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad71c37a-d8c2-4adb-970a-f3642c4d282e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:58:15,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:58:15,203 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:58:15,225 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:58:15,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:58:15,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:58:15,227 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:58:15,228 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:58:15,229 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:58:15,229 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:58:15,230 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:58:15,230 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:58:15,231 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:58:15,231 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:58:15,232 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:58:15,232 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:58:15,232 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:58:15,233 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:58:15,233 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:58:15,238 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:58:15,239 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:58:15,239 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:58:15,239 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:58:15,240 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:58:15,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:58:15,240 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:58:15,241 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:58:15,241 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:58:15,242 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:58:15,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:58:15,242 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:58:15,242 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_ad71c37a-d8c2-4adb-970a-f3642c4d282e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad71c37a-d8c2-4adb-970a-f3642c4d282e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6070ac475d5b3c3d5905eb0c203232134efabc1c427fcfbbf8cf82789693617b [2023-12-03 01:58:15,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:58:15,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:58:15,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:58:15,482 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:58:15,483 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:58:15,484 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad71c37a-d8c2-4adb-970a-f3642c4d282e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i [2023-12-03 01:58:18,144 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:58:18,371 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:58:18,372 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad71c37a-d8c2-4adb-970a-f3642c4d282e/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i [2023-12-03 01:58:18,385 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad71c37a-d8c2-4adb-970a-f3642c4d282e/bin/ukojak-verify-Qdu7aM0XO9/data/1f56f2a08/55ea81ea88d248e8bb613ae09f70e2c4/FLAG290a92f6c [2023-12-03 01:58:18,399 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad71c37a-d8c2-4adb-970a-f3642c4d282e/bin/ukojak-verify-Qdu7aM0XO9/data/1f56f2a08/55ea81ea88d248e8bb613ae09f70e2c4 [2023-12-03 01:58:18,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:58:18,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:58:18,404 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:58:18,405 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:58:18,409 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:58:18,410 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:58:18" (1/1) ... [2023-12-03 01:58:18,411 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@596fb818 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:18, skipping insertion in model container [2023-12-03 01:58:18,411 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:58:18" (1/1) ... [2023-12-03 01:58:18,458 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:58:18,714 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_ad71c37a-d8c2-4adb-970a-f3642c4d282e/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22480,22493] [2023-12-03 01:58:18,719 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_ad71c37a-d8c2-4adb-970a-f3642c4d282e/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22552,22565] [2023-12-03 01:58:18,720 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_ad71c37a-d8c2-4adb-970a-f3642c4d282e/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22704,22717] [2023-12-03 01:58:18,721 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_ad71c37a-d8c2-4adb-970a-f3642c4d282e/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22778,22791] [2023-12-03 01:58:18,725 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:58:18,735 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:58:18,768 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_ad71c37a-d8c2-4adb-970a-f3642c4d282e/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22480,22493] [2023-12-03 01:58:18,769 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_ad71c37a-d8c2-4adb-970a-f3642c4d282e/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22552,22565] [2023-12-03 01:58:18,770 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_ad71c37a-d8c2-4adb-970a-f3642c4d282e/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22704,22717] [2023-12-03 01:58:18,771 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_ad71c37a-d8c2-4adb-970a-f3642c4d282e/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22778,22791] [2023-12-03 01:58:18,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:58:18,802 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:58:18,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:18 WrapperNode [2023-12-03 01:58:18,802 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:58:18,803 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:58:18,803 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:58:18,804 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:58:18,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:18" (1/1) ... [2023-12-03 01:58:18,823 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:18" (1/1) ... [2023-12-03 01:58:18,845 INFO L138 Inliner]: procedures = 119, calls = 32, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 117 [2023-12-03 01:58:18,845 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:58:18,846 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:58:18,846 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:58:18,847 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:58:18,856 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:18" (1/1) ... [2023-12-03 01:58:18,856 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:18" (1/1) ... [2023-12-03 01:58:18,860 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:18" (1/1) ... [2023-12-03 01:58:18,860 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:18" (1/1) ... [2023-12-03 01:58:18,868 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:18" (1/1) ... [2023-12-03 01:58:18,872 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:18" (1/1) ... [2023-12-03 01:58:18,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:18" (1/1) ... [2023-12-03 01:58:18,875 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:18" (1/1) ... [2023-12-03 01:58:18,878 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:58:18,879 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:58:18,879 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:58:18,879 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:58:18,880 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:58:18" (1/1) ... [2023-12-03 01:58:18,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:58:18,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad71c37a-d8c2-4adb-970a-f3642c4d282e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:58:18,908 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad71c37a-d8c2-4adb-970a-f3642c4d282e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:58:18,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad71c37a-d8c2-4adb-970a-f3642c4d282e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:58:18,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:58:18,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:58:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:58:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:58:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:58:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:58:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:58:18,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:58:18,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:58:18,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:58:19,040 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:58:19,041 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:58:19,197 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:58:19,259 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:58:19,259 INFO L309 CfgBuilder]: Removed 11 assume(true) statements. [2023-12-03 01:58:19,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:58:19 BoogieIcfgContainer [2023-12-03 01:58:19,261 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:58:19,262 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:58:19,262 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:58:19,272 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:58:19,272 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:58:19" (1/1) ... [2023-12-03 01:58:19,282 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:58:19,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:19,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2023-12-03 01:58:19,334 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2023-12-03 01:58:19,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 01:58:19,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:19,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:19,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:19,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:19,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:19,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2023-12-03 01:58:19,559 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2023-12-03 01:58:19,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 01:58:19,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:19,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:19,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:19,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:19,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2023-12-03 01:58:19,815 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2023-12-03 01:58:19,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:58:19,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:19,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:19,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:20,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:20,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 32 states and 43 transitions. [2023-12-03 01:58:20,291 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2023-12-03 01:58:20,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 01:58:20,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:20,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:20,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:20,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:21,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:21,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2023-12-03 01:58:21,154 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2023-12-03 01:58:21,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:58:21,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:21,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:21,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:21,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:21,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 49 transitions. [2023-12-03 01:58:21,415 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2023-12-03 01:58:21,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:58:21,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:21,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:21,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:22,594 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:23,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:23,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2023-12-03 01:58:23,561 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2023-12-03 01:58:23,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 01:58:23,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:23,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:23,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:25,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:25,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 37 states and 51 transitions. [2023-12-03 01:58:25,267 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2023-12-03 01:58:25,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:58:25,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:25,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:25,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:26,559 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:31,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:31,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 43 states and 70 transitions. [2023-12-03 01:58:31,229 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 70 transitions. [2023-12-03 01:58:31,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:58:31,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:31,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:31,300 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:58:31,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:31,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 44 states and 70 transitions. [2023-12-03 01:58:31,777 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 70 transitions. [2023-12-03 01:58:31,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 01:58:31,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:31,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:31,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:33,506 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:40,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:40,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2023-12-03 01:58:40,564 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2023-12-03 01:58:40,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 01:58:40,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:40,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:40,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:40,636 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 01:58:41,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:41,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 62 states and 104 transitions. [2023-12-03 01:58:41,377 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 104 transitions. [2023-12-03 01:58:41,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:58:41,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:41,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:41,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:58:45,283 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:56,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:58:56,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 80 states and 140 transitions. [2023-12-03 01:58:56,438 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 140 transitions. [2023-12-03 01:58:56,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:58:56,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:58:56,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:58:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:59:00,123 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:59:17,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:59:17,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 98 states and 194 transitions. [2023-12-03 01:59:17,641 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 194 transitions. [2023-12-03 01:59:17,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:59:17,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:59:17,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:59:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:59:22,174 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:59:26,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:59:26,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 100 states and 197 transitions. [2023-12-03 01:59:26,676 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 197 transitions. [2023-12-03 01:59:26,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 01:59:26,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:59:26,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:59:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:59:28,900 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:59:41,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:59:41,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 113 states and 230 transitions. [2023-12-03 01:59:41,383 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 230 transitions. [2023-12-03 01:59:41,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:59:41,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:59:41,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:59:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:59:41,429 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:59:42,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:59:42,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 114 states and 231 transitions. [2023-12-03 01:59:42,409 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 231 transitions. [2023-12-03 01:59:42,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:59:42,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:59:42,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:59:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:59:47,779 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:59:58,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:59:58,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 120 states and 253 transitions. [2023-12-03 01:59:58,236 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 253 transitions. [2023-12-03 01:59:58,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:59:58,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:59:58,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:59:58,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:00:03,712 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:00:08,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:00:08,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 97 states and 186 transitions. [2023-12-03 02:00:08,726 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 186 transitions. [2023-12-03 02:00:08,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:00:08,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:00:08,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:00:08,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:00:11,513 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:00:28,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:00:28,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 113 states and 212 transitions. [2023-12-03 02:00:28,761 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 212 transitions. [2023-12-03 02:00:28,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:00:28,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:00:28,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:00:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:00:36,912 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:01:07,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:01:07,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 132 states and 265 transitions. [2023-12-03 02:01:07,770 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 265 transitions. [2023-12-03 02:01:07,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:01:07,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:01:07,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:01:07,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:01:15,288 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:01:34,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:01:34,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 142 states and 287 transitions. [2023-12-03 02:01:34,403 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 287 transitions. [2023-12-03 02:01:34,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:01:34,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:01:34,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:01:34,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:01:40,946 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:02:05,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:02:05,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 155 states and 320 transitions. [2023-12-03 02:02:05,274 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 320 transitions. [2023-12-03 02:02:05,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:02:05,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:02:05,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:02:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:02:11,728 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:02:20,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:02:20,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 157 states and 322 transitions. [2023-12-03 02:02:20,058 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 322 transitions. [2023-12-03 02:02:20,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:02:20,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:02:20,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:02:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:02:28,259 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:02:42,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:02:42,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 160 states and 334 transitions. [2023-12-03 02:02:42,271 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 334 transitions. [2023-12-03 02:02:42,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:02:42,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:02:42,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:02:42,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:02:44,233 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:02:51,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:02:51,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 163 states and 348 transitions. [2023-12-03 02:02:51,306 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 348 transitions. [2023-12-03 02:02:51,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:02:51,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:02:51,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:02:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:02:59,880 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:03:11,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:03:11,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 166 states and 360 transitions. [2023-12-03 02:03:11,195 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 360 transitions. [2023-12-03 02:03:11,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:03:11,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:03:11,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:03:11,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:03:18,865 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:03:28,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:03:28,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 168 states and 364 transitions. [2023-12-03 02:03:28,726 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 364 transitions. [2023-12-03 02:03:28,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:03:28,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:03:28,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:03:28,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:03:37,717 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:04:03,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:04:03,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 177 states and 386 transitions. [2023-12-03 02:04:03,655 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 386 transitions. [2023-12-03 02:04:03,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:04:03,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:04:03,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:04:03,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:04:11,172 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:04:20,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:04:20,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 177 states and 385 transitions. [2023-12-03 02:04:20,279 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 385 transitions. [2023-12-03 02:04:20,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:04:20,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:04:20,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:04:20,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:04:29,583 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:04:41,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:04:41,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 179 states and 387 transitions. [2023-12-03 02:04:41,390 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 387 transitions. [2023-12-03 02:04:41,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:04:41,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:04:41,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:04:41,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:04:47,680 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:05:10,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:05:10,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 190 states and 411 transitions. [2023-12-03 02:05:10,919 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 411 transitions. [2023-12-03 02:05:10,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 02:05:10,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:05:10,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:05:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:05:11,011 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 02:05:12,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:05:12,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 191 states and 412 transitions. [2023-12-03 02:05:12,717 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 412 transitions. [2023-12-03 02:05:12,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:05:12,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:05:12,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:05:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:05:24,620 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:06:00,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:06:00,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 204 states and 442 transitions. [2023-12-03 02:06:00,898 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 442 transitions. [2023-12-03 02:06:00,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:06:00,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:06:00,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:06:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:06:11,781 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:06:53,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:06:53,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 214 states and 460 transitions. [2023-12-03 02:06:53,338 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 460 transitions. [2023-12-03 02:06:53,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:06:53,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:06:53,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:06:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:08,508 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:07:39,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:39,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 223 states and 480 transitions. [2023-12-03 02:07:39,969 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 480 transitions. [2023-12-03 02:07:39,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:07:39,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:39,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:50,985 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:08:10,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:08:10,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 228 states and 488 transitions. [2023-12-03 02:08:10,102 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 488 transitions. [2023-12-03 02:08:10,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:08:10,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:08:10,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:08:10,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:08:24,572 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:09:14,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:09:14,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 234 states and 516 transitions. [2023-12-03 02:09:14,021 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 516 transitions. [2023-12-03 02:09:14,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:09:14,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:09:14,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:09:14,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:09:28,677 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:10:10,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:10,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 239 states and 536 transitions. [2023-12-03 02:10:10,401 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 536 transitions. [2023-12-03 02:10:10,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:10:10,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:10,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:10,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:27,335 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:10:47,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:47,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 241 states and 540 transitions. [2023-12-03 02:10:47,312 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 540 transitions. [2023-12-03 02:10:47,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:10:47,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:47,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:01,847 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:11:15,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:11:15,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 242 states and 545 transitions. [2023-12-03 02:11:15,190 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 545 transitions. [2023-12-03 02:11:15,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:11:15,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:11:15,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:11:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:30,612 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:12:24,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:24,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 251 states and 586 transitions. [2023-12-03 02:12:24,542 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 586 transitions. [2023-12-03 02:12:24,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 02:12:24,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:24,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat