./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/cut-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23128aa8-b8b5-446f-bed5-bb79706c97e8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23128aa8-b8b5-446f-bed5-bb79706c97e8/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23128aa8-b8b5-446f-bed5-bb79706c97e8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23128aa8-b8b5-446f-bed5-bb79706c97e8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/cut-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23128aa8-b8b5-446f-bed5-bb79706c97e8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23128aa8-b8b5-446f-bed5-bb79706c97e8/bin/ukojak-verify-CZk0znPC7b --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 64bit --witnessprinter.graph.data.programhash 988c48e0cee8e5e54cb1544816ff7acc83725ead86fe141afedc636fed402c33 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:48:19,051 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:48:19,109 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23128aa8-b8b5-446f-bed5-bb79706c97e8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 03:48:19,114 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:48:19,114 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:48:19,135 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:48:19,136 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:48:19,136 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:48:19,136 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:48:19,136 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:48:19,137 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:48:19,137 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:48:19,137 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:48:19,137 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:48:19,137 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:48:19,137 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:48:19,137 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:48:19,137 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:48:19,137 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:48:19,137 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:48:19,138 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:48:19,138 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:48:19,138 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:48:19,138 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:48:19,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:48:19,138 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:48:19,138 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:48:19,138 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:48:19,138 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:48:19,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:48:19,138 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_23128aa8-b8b5-446f-bed5-bb79706c97e8/bin/ukojak-verify-CZk0znPC7b 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 988c48e0cee8e5e54cb1544816ff7acc83725ead86fe141afedc636fed402c33 [2024-12-06 03:48:19,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:48:19,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:48:19,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:48:19,399 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:48:19,400 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:48:19,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23128aa8-b8b5-446f-bed5-bb79706c97e8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/cut-3.i [2024-12-06 03:48:22,109 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23128aa8-b8b5-446f-bed5-bb79706c97e8/bin/ukojak-verify-CZk0znPC7b/data/6dc1f1a78/e089f3fc71d7427ab434e68123a5c9c4/FLAG0a8c0db19 [2024-12-06 03:48:22,463 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:48:22,464 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23128aa8-b8b5-446f-bed5-bb79706c97e8/sv-benchmarks/c/busybox-1.22.0/cut-3.i [2024-12-06 03:48:22,488 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23128aa8-b8b5-446f-bed5-bb79706c97e8/bin/ukojak-verify-CZk0znPC7b/data/6dc1f1a78/e089f3fc71d7427ab434e68123a5c9c4/FLAG0a8c0db19 [2024-12-06 03:48:22,503 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23128aa8-b8b5-446f-bed5-bb79706c97e8/bin/ukojak-verify-CZk0znPC7b/data/6dc1f1a78/e089f3fc71d7427ab434e68123a5c9c4 [2024-12-06 03:48:22,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:48:22,507 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:48:22,508 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:48:22,508 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:48:22,512 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:48:22,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:48:22" (1/1) ... [2024-12-06 03:48:22,514 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b330653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:22, skipping insertion in model container [2024-12-06 03:48:22,514 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:48:22" (1/1) ... [2024-12-06 03:48:22,560 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:48:23,599 WARN L250 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_23128aa8-b8b5-446f-bed5-bb79706c97e8/sv-benchmarks/c/busybox-1.22.0/cut-3.i[94733,94746] [2024-12-06 03:48:23,602 WARN L250 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_23128aa8-b8b5-446f-bed5-bb79706c97e8/sv-benchmarks/c/busybox-1.22.0/cut-3.i[94800,94813] [2024-12-06 03:48:23,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:48:23,729 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:48:23,804 WARN L250 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_23128aa8-b8b5-446f-bed5-bb79706c97e8/sv-benchmarks/c/busybox-1.22.0/cut-3.i[94733,94746] [2024-12-06 03:48:23,804 WARN L250 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_23128aa8-b8b5-446f-bed5-bb79706c97e8/sv-benchmarks/c/busybox-1.22.0/cut-3.i[94800,94813] [2024-12-06 03:48:23,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:48:24,002 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 03:48:24,008 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:48:24,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:24 WrapperNode [2024-12-06 03:48:24,008 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:48:24,009 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:48:24,009 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:48:24,009 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:48:24,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:24" (1/1) ... [2024-12-06 03:48:24,051 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:24" (1/1) ... [2024-12-06 03:48:24,141 INFO L138 Inliner]: procedures = 581, calls = 894, calls flagged for inlining = 30, calls inlined = 28, statements flattened = 2356 [2024-12-06 03:48:24,141 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:48:24,142 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:48:24,142 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:48:24,142 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:48:24,150 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:24" (1/1) ... [2024-12-06 03:48:24,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:24" (1/1) ... [2024-12-06 03:48:24,163 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:24" (1/1) ... [2024-12-06 03:48:24,163 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:24" (1/1) ... [2024-12-06 03:48:24,212 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:24" (1/1) ... [2024-12-06 03:48:24,216 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:24" (1/1) ... [2024-12-06 03:48:24,228 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:24" (1/1) ... [2024-12-06 03:48:24,238 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:24" (1/1) ... [2024-12-06 03:48:24,246 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:24" (1/1) ... [2024-12-06 03:48:24,259 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:48:24,260 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:48:24,260 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:48:24,260 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:48:24,261 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:24" (1/1) ... [2024-12-06 03:48:24,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:48:24,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23128aa8-b8b5-446f-bed5-bb79706c97e8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:48:24,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23128aa8-b8b5-446f-bed5-bb79706c97e8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:48:24,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23128aa8-b8b5-446f-bed5-bb79706c97e8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:48:24,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2024-12-06 03:48:24,317 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2024-12-06 03:48:24,317 INFO L130 BoogieDeclarations]: Found specification of procedure xatoi_positive [2024-12-06 03:48:24,317 INFO L138 BoogieDeclarations]: Found implementation of procedure xatoi_positive [2024-12-06 03:48:24,317 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2024-12-06 03:48:24,317 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2024-12-06 03:48:24,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:48:24,318 INFO L130 BoogieDeclarations]: Found specification of procedure xzalloc [2024-12-06 03:48:24,318 INFO L138 BoogieDeclarations]: Found implementation of procedure xzalloc [2024-12-06 03:48:24,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-12-06 03:48:24,318 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2024-12-06 03:48:24,318 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2024-12-06 03:48:24,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-06 03:48:24,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 03:48:24,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 03:48:24,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:48:24,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 03:48:24,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:48:24,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:48:24,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 03:48:24,318 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 03:48:24,318 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2024-12-06 03:48:24,318 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2024-12-06 03:48:24,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 03:48:24,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 03:48:24,319 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2024-12-06 03:48:24,319 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2024-12-06 03:48:24,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-06 03:48:24,319 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-06 03:48:24,319 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 03:48:24,319 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 03:48:24,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:48:24,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 03:48:24,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 03:48:24,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 03:48:24,319 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2024-12-06 03:48:24,319 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2024-12-06 03:48:24,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:48:24,714 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:48:24,716 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:48:39,118 INFO L? ?]: Removed 616 outVars from TransFormulas that were not future-live. [2024-12-06 03:48:39,118 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:48:39,674 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:48:39,674 INFO L312 CfgBuilder]: Removed 46 assume(true) statements. [2024-12-06 03:48:39,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:48:39 BoogieIcfgContainer [2024-12-06 03:48:39,675 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:48:39,675 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:48:39,675 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:48:39,685 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:48:39,685 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:48:39" (1/1) ... [2024-12-06 03:48:39,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:48:39,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:48:39,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 327 states and 523 transitions. [2024-12-06 03:48:39,750 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 523 transitions. [2024-12-06 03:48:39,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 03:48:39,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:48:39,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:48:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:48:41,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:48:52,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 03:48:52,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:48:52,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 302 states and 477 transitions. [2024-12-06 03:48:52,229 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 477 transitions. [2024-12-06 03:48:52,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 03:48:52,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:48:52,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:48:53,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:48:54,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:48:54,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:48:54,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 303 states and 479 transitions. [2024-12-06 03:48:54,400 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 479 transitions. [2024-12-06 03:48:54,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 03:48:54,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:48:54,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:48:55,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:48:55,990 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:48:56,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:48:56,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 304 states and 480 transitions. [2024-12-06 03:48:56,249 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 480 transitions. [2024-12-06 03:48:56,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 03:48:56,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:48:56,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:48:57,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:48:58,109 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:48:58,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:48:58,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 305 states and 481 transitions. [2024-12-06 03:48:58,390 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 481 transitions. [2024-12-06 03:48:58,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 03:48:58,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:48:58,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:48:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:00,110 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:00,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:00,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 306 states and 482 transitions. [2024-12-06 03:49:00,506 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 482 transitions. [2024-12-06 03:49:00,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 03:49:00,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:00,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:01,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:02,224 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:02,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:02,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 307 states and 483 transitions. [2024-12-06 03:49:02,620 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 483 transitions. [2024-12-06 03:49:02,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 03:49:02,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:02,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:04,490 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:04,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:04,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 308 states and 484 transitions. [2024-12-06 03:49:04,920 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 484 transitions. [2024-12-06 03:49:04,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 03:49:04,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:04,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:06,833 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:07,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:07,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 309 states and 485 transitions. [2024-12-06 03:49:07,345 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 485 transitions. [2024-12-06 03:49:07,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 03:49:07,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:07,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:08,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:09,012 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:09,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:09,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 310 states and 486 transitions. [2024-12-06 03:49:09,494 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 486 transitions. [2024-12-06 03:49:09,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 03:49:09,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:09,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:10,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:11,252 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:11,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:11,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 311 states and 486 transitions. [2024-12-06 03:49:11,835 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 486 transitions. [2024-12-06 03:49:11,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 03:49:11,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:11,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:13,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:21,532 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:49:32,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 03:49:50,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:50,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 321 states and 513 transitions. [2024-12-06 03:49:50,297 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 513 transitions. [2024-12-06 03:49:50,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 03:49:50,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:50,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:52,187 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:49:59,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:59,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 325 states and 522 transitions. [2024-12-06 03:49:59,559 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 522 transitions. [2024-12-06 03:49:59,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 03:49:59,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:59,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:50:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:14,300 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:50:39,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:39,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 335 states and 562 transitions. [2024-12-06 03:50:39,778 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 562 transitions. [2024-12-06 03:50:39,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 03:50:39,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:39,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:50:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:42,104 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:50:43,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:43,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 336 states and 564 transitions. [2024-12-06 03:50:43,088 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 564 transitions. [2024-12-06 03:50:43,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 03:50:43,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:43,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:50:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:56,437 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:51:12,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:12,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 338 states and 574 transitions. [2024-12-06 03:51:12,211 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 574 transitions. [2024-12-06 03:51:12,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 03:51:12,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:12,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:51:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:14,596 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:51:17,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:17,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 339 states and 576 transitions. [2024-12-06 03:51:17,537 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 576 transitions. [2024-12-06 03:51:17,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 03:51:17,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:17,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:51:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:30,011 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-06 03:51:40,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:40,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 339 states and 574 transitions. [2024-12-06 03:51:40,459 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 574 transitions. [2024-12-06 03:51:40,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 03:51:40,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:40,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:51:41,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:42,807 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:51:45,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:45,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 340 states and 575 transitions. [2024-12-06 03:51:45,680 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 575 transitions. [2024-12-06 03:51:45,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 03:51:45,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:45,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:51:46,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:48,081 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:51:51,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:51,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 341 states and 576 transitions. [2024-12-06 03:51:51,049 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 576 transitions. [2024-12-06 03:51:51,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 03:51:51,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:51,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:51:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:15,243 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:52:29,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 03:54:26,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:26,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 365 states and 643 transitions. [2024-12-06 03:54:26,006 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 643 transitions. [2024-12-06 03:54:26,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 03:54:26,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:26,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:54:27,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:28,947 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:54:33,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:33,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 366 states and 644 transitions. [2024-12-06 03:54:33,232 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 644 transitions. [2024-12-06 03:54:33,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 03:54:33,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:33,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:54:34,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:36,027 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:55:02,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:02,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 371 states and 664 transitions. [2024-12-06 03:55:02,156 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 664 transitions. [2024-12-06 03:55:02,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 03:55:02,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:02,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:55:03,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:03,342 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:55:08,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:08,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 372 states and 668 transitions. [2024-12-06 03:55:08,717 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 668 transitions. [2024-12-06 03:55:08,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 03:55:08,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:08,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:55:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:09,892 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:55:21,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:21,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 374 states and 674 transitions. [2024-12-06 03:55:21,039 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 674 transitions. [2024-12-06 03:55:21,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 03:55:21,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:21,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:55:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:22,236 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:55:27,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:27,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 375 states and 675 transitions. [2024-12-06 03:55:27,844 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 675 transitions. [2024-12-06 03:55:27,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 03:55:27,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:27,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:55:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:31,033 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:55:35,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:35,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 376 states and 676 transitions. [2024-12-06 03:55:35,853 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 676 transitions. [2024-12-06 03:55:35,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 03:55:35,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:35,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:55:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:03,131 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:57:21,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:21,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 396 states and 737 transitions. [2024-12-06 03:57:21,613 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 737 transitions. [2024-12-06 03:57:21,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 03:57:21,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:21,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:57:22,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:24,803 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-12-06 03:57:26,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:26,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 394 states and 731 transitions. [2024-12-06 03:57:26,876 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 731 transitions. [2024-12-06 03:57:26,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 03:57:26,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:26,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:57:27,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:30,312 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:57:35,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:35,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 395 states and 732 transitions. [2024-12-06 03:57:35,706 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 732 transitions. [2024-12-06 03:57:35,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 03:57:35,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:35,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:57:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:37,082 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:57:43,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:43,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 397 states and 737 transitions. [2024-12-06 03:57:43,519 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 737 transitions. [2024-12-06 03:57:43,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 03:57:43,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:43,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:57:44,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:44,711 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:57:51,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:51,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 398 states and 741 transitions. [2024-12-06 03:57:51,051 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 741 transitions. [2024-12-06 03:57:51,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 03:57:51,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:51,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:57:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:52,198 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:57:58,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:58,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 399 states and 745 transitions. [2024-12-06 03:57:58,569 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 745 transitions. [2024-12-06 03:57:58,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 03:57:58,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:58,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:57:59,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:59,903 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:58:06,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:06,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 400 states and 746 transitions. [2024-12-06 03:58:06,506 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 746 transitions. [2024-12-06 03:58:06,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 03:58:06,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:06,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:58:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:37,006 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-12-06 04:00:01,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:01,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 408 states and 786 transitions. [2024-12-06 04:00:01,828 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 786 transitions. [2024-12-06 04:00:01,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 04:00:01,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:01,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:05,526 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 1 proven. 28 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 04:00:11,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:11,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 409 states and 787 transitions. [2024-12-06 04:00:11,436 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 787 transitions. [2024-12-06 04:00:11,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 04:00:11,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:11,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:12,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:15,233 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 1 proven. 36 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 04:00:21,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:21,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 410 states and 788 transitions. [2024-12-06 04:00:21,242 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 788 transitions. [2024-12-06 04:00:21,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 04:00:21,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:21,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:27,512 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2024-12-06 04:00:39,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:39,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 411 states and 792 transitions. [2024-12-06 04:00:39,602 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 792 transitions. [2024-12-06 04:00:39,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 04:00:39,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:39,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:32,059 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-12-06 04:01:49,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []