./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_43546e46-f49f-4caf-ae47-6ea8230fec79/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43546e46-f49f-4caf-ae47-6ea8230fec79/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43546e46-f49f-4caf-ae47-6ea8230fec79/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43546e46-f49f-4caf-ae47-6ea8230fec79/bin/ukojak-verify-ENZ3QT5qd3/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_43546e46-f49f-4caf-ae47-6ea8230fec79/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43546e46-f49f-4caf-ae47-6ea8230fec79/bin/ukojak-verify-ENZ3QT5qd3 --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 [2024-11-25 03:53:21,244 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:53:21,319 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43546e46-f49f-4caf-ae47-6ea8230fec79/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 03:53:21,324 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:53:21,324 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:53:21,347 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:53:21,348 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:53:21,348 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:53:21,348 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:53:21,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:53:21,349 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:53:21,349 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:53:21,349 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:53:21,349 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:53:21,349 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:53:21,349 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:53:21,350 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:53:21,350 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:53:21,350 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:53:21,350 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:53:21,350 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:53:21,350 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:53:21,351 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:53:21,351 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:53:21,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:53:21,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:53:21,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:53:21,351 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:53:21,352 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:53:21,352 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:53:21,352 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_43546e46-f49f-4caf-ae47-6ea8230fec79/bin/ukojak-verify-ENZ3QT5qd3 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 [2024-11-25 03:53:21,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:53:21,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:53:21,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:53:21,643 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:53:21,643 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:53:21,644 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43546e46-f49f-4caf-ae47-6ea8230fec79/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/busybox-1.22.0/cut-3.i [2024-11-25 03:53:25,307 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43546e46-f49f-4caf-ae47-6ea8230fec79/bin/ukojak-verify-ENZ3QT5qd3/data/39fe169a5/293bd223adeb4e879f73bccfe9416adf/FLAGb9c0757a5 [2024-11-25 03:53:26,092 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:53:26,092 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43546e46-f49f-4caf-ae47-6ea8230fec79/sv-benchmarks/c/busybox-1.22.0/cut-3.i [2024-11-25 03:53:26,144 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43546e46-f49f-4caf-ae47-6ea8230fec79/bin/ukojak-verify-ENZ3QT5qd3/data/39fe169a5/293bd223adeb4e879f73bccfe9416adf/FLAGb9c0757a5 [2024-11-25 03:53:26,176 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43546e46-f49f-4caf-ae47-6ea8230fec79/bin/ukojak-verify-ENZ3QT5qd3/data/39fe169a5/293bd223adeb4e879f73bccfe9416adf [2024-11-25 03:53:26,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:53:26,181 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:53:26,186 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:53:26,186 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:53:26,193 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:53:26,194 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:53:26" (1/1) ... [2024-11-25 03:53:26,197 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3be4f0ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:53:26, skipping insertion in model container [2024-11-25 03:53:26,197 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:53:26" (1/1) ... [2024-11-25 03:53:26,313 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:53:28,182 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_43546e46-f49f-4caf-ae47-6ea8230fec79/sv-benchmarks/c/busybox-1.22.0/cut-3.i[94733,94746] [2024-11-25 03:53:28,188 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_43546e46-f49f-4caf-ae47-6ea8230fec79/sv-benchmarks/c/busybox-1.22.0/cut-3.i[94800,94813] [2024-11-25 03:53:28,393 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:53:28,464 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:53:28,647 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_43546e46-f49f-4caf-ae47-6ea8230fec79/sv-benchmarks/c/busybox-1.22.0/cut-3.i[94733,94746] [2024-11-25 03:53:28,648 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_43546e46-f49f-4caf-ae47-6ea8230fec79/sv-benchmarks/c/busybox-1.22.0/cut-3.i[94800,94813] [2024-11-25 03:53:28,871 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:53:29,265 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-11-25 03:53:29,276 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:53:29,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:53:29 WrapperNode [2024-11-25 03:53:29,279 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:53:29,280 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:53:29,281 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:53:29,281 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:53:29,295 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:53:29" (1/1) ... [2024-11-25 03:53:29,397 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:53:29" (1/1) ... [2024-11-25 03:53:29,625 INFO L138 Inliner]: procedures = 581, calls = 894, calls flagged for inlining = 30, calls inlined = 28, statements flattened = 2356 [2024-11-25 03:53:29,626 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:53:29,627 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:53:29,627 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:53:29,627 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:53:29,638 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:53:29" (1/1) ... [2024-11-25 03:53:29,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:53:29" (1/1) ... [2024-11-25 03:53:29,664 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:53:29" (1/1) ... [2024-11-25 03:53:29,664 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:53:29" (1/1) ... [2024-11-25 03:53:29,780 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:53:29" (1/1) ... [2024-11-25 03:53:29,795 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:53:29" (1/1) ... [2024-11-25 03:53:29,831 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:53:29" (1/1) ... [2024-11-25 03:53:29,871 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:53:29" (1/1) ... [2024-11-25 03:53:29,885 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:53:29" (1/1) ... [2024-11-25 03:53:29,925 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:53:29,927 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:53:29,928 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:53:29,928 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:53:29,930 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:53:29" (1/1) ... [2024-11-25 03:53:29,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:53:29,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43546e46-f49f-4caf-ae47-6ea8230fec79/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:53:29,979 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43546e46-f49f-4caf-ae47-6ea8230fec79/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:53:29,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43546e46-f49f-4caf-ae47-6ea8230fec79/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:53:30,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2024-11-25 03:53:30,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2024-11-25 03:53:30,022 INFO L130 BoogieDeclarations]: Found specification of procedure xatoi_positive [2024-11-25 03:53:30,022 INFO L138 BoogieDeclarations]: Found implementation of procedure xatoi_positive [2024-11-25 03:53:30,022 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2024-11-25 03:53:30,023 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2024-11-25 03:53:30,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 03:53:30,023 INFO L130 BoogieDeclarations]: Found specification of procedure xzalloc [2024-11-25 03:53:30,023 INFO L138 BoogieDeclarations]: Found implementation of procedure xzalloc [2024-11-25 03:53:30,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-25 03:53:30,024 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2024-11-25 03:53:30,024 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2024-11-25 03:53:30,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-25 03:53:30,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 03:53:30,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 03:53:30,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:53:30,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-25 03:53:30,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:53:30,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:53:30,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-11-25 03:53:30,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-11-25 03:53:30,026 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2024-11-25 03:53:30,026 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2024-11-25 03:53:30,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-25 03:53:30,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-25 03:53:30,027 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2024-11-25 03:53:30,028 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2024-11-25 03:53:30,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-25 03:53:30,028 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-25 03:53:30,028 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:53:30,028 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:53:30,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 03:53:30,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 03:53:30,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-25 03:53:30,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 03:53:30,029 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2024-11-25 03:53:30,031 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2024-11-25 03:53:30,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:53:30,860 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:53:30,864 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:53:47,515 INFO L? ?]: Removed 616 outVars from TransFormulas that were not future-live. [2024-11-25 03:53:47,515 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:53:48,862 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:53:48,863 INFO L312 CfgBuilder]: Removed 46 assume(true) statements. [2024-11-25 03:53:48,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:53:48 BoogieIcfgContainer [2024-11-25 03:53:48,863 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:53:48,864 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:53:48,865 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:53:48,877 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:53:48,878 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:53:48" (1/1) ... [2024-11-25 03:53:48,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:53:48,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:53:48,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 327 states and 523 transitions. [2024-11-25 03:53:48,971 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 523 transitions. [2024-11-25 03:53:48,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 03:53:48,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:53:48,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:53:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:53:54,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:54:04,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:54:04,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:54:04,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 302 states and 477 transitions. [2024-11-25 03:54:04,657 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 477 transitions. [2024-11-25 03:54:04,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-25 03:54:04,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:54:04,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:54:07,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:54:08,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:54:08,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:54:08,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 303 states and 479 transitions. [2024-11-25 03:54:08,889 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 479 transitions. [2024-11-25 03:54:08,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 03:54:08,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:54:08,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:54:10,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:54:11,731 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:54:12,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:54:12,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 304 states and 480 transitions. [2024-11-25 03:54:12,187 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 480 transitions. [2024-11-25 03:54:12,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-25 03:54:12,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:54:12,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:54:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:54:16,121 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:54:16,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:54:16,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 305 states and 481 transitions. [2024-11-25 03:54:16,586 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 481 transitions. [2024-11-25 03:54:16,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-25 03:54:16,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:54:16,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:54:19,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:54:20,291 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:54:20,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:54:20,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 306 states and 482 transitions. [2024-11-25 03:54:20,919 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 482 transitions. [2024-11-25 03:54:20,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 03:54:20,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:54:20,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:54:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:54:23,714 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:54:24,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:54:24,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 307 states and 483 transitions. [2024-11-25 03:54:24,195 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 483 transitions. [2024-11-25 03:54:24,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-25 03:54:24,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:54:24,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:54:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:54:27,060 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:54:27,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:54:27,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 308 states and 484 transitions. [2024-11-25 03:54:27,590 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 484 transitions. [2024-11-25 03:54:27,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-25 03:54:27,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:54:27,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:54:29,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:54:30,293 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:54:30,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:54:30,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 309 states and 485 transitions. [2024-11-25 03:54:30,953 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 485 transitions. [2024-11-25 03:54:30,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 03:54:30,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:54:30,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:54:33,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:54:34,754 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:54:35,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:54:35,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 310 states and 486 transitions. [2024-11-25 03:54:35,496 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 486 transitions. [2024-11-25 03:54:35,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-25 03:54:35,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:54:35,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:54:37,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:54:38,590 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:54:39,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:54:39,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 311 states and 486 transitions. [2024-11-25 03:54:39,509 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 486 transitions. [2024-11-25 03:54:39,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-25 03:54:39,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:54:39,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:54:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:54:58,141 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 03:55:09,621 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 [] [2024-11-25 03:55:30,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:55:30,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 321 states and 513 transitions. [2024-11-25 03:55:30,130 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 513 transitions. [2024-11-25 03:55:30,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 03:55:30,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:55:30,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:55:32,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:55:33,334 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 03:55:41,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:55:41,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 325 states and 522 transitions. [2024-11-25 03:55:41,379 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 522 transitions. [2024-11-25 03:55:41,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 03:55:41,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:55:41,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:55:43,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:56:02,921 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 03:56:37,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:56:37,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 335 states and 562 transitions. [2024-11-25 03:56:37,851 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 562 transitions. [2024-11-25 03:56:37,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-25 03:56:37,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:56:37,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:56:40,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:56:41,960 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 03:56:43,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:56:43,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 336 states and 564 transitions. [2024-11-25 03:56:43,127 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 564 transitions. [2024-11-25 03:56:43,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-25 03:56:43,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:56:43,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:56:45,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:03,949 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 03:57:26,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:26,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 338 states and 574 transitions. [2024-11-25 03:57:26,937 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 574 transitions. [2024-11-25 03:57:26,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-25 03:57:26,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:26,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:28,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:31,038 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 03:57:35,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:35,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 339 states and 576 transitions. [2024-11-25 03:57:35,390 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 576 transitions. [2024-11-25 03:57:35,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-25 03:57:35,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:35,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:37,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:52,103 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 03:58:03,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:03,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 339 states and 574 transitions. [2024-11-25 03:58:03,369 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 574 transitions. [2024-11-25 03:58:03,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 03:58:03,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:03,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:06,168 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 03:58:09,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:09,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 340 states and 575 transitions. [2024-11-25 03:58:09,762 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 575 transitions. [2024-11-25 03:58:09,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-25 03:58:09,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:09,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:11,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:12,514 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 03:58:15,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:15,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 341 states and 576 transitions. [2024-11-25 03:58:15,528 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 576 transitions. [2024-11-25 03:58:15,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-25 03:58:15,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:15,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:43,610 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 03:58:57,739 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 [] [2024-11-25 04:01:20,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:01:20,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 365 states and 643 transitions. [2024-11-25 04:01:20,561 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 643 transitions. [2024-11-25 04:01:20,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-25 04:01:20,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:01:20,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:01:21,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:01:23,987 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 04:01:28,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:01:28,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 366 states and 644 transitions. [2024-11-25 04:01:28,902 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 644 transitions. [2024-11-25 04:01:28,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-25 04:01:28,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:01:28,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:01:30,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:01:32,816 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 04:02:02,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:02:02,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 371 states and 663 transitions. [2024-11-25 04:02:02,491 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 663 transitions. [2024-11-25 04:02:02,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-25 04:02:02,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:02:02,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:02:03,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:02:04,100 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 04:02:16,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:02:16,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 373 states and 670 transitions. [2024-11-25 04:02:16,872 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 670 transitions. [2024-11-25 04:02:16,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-25 04:02:16,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:02:16,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:02:18,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:02:18,357 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 04:02:24,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:02:24,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 374 states and 674 transitions. [2024-11-25 04:02:24,284 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 674 transitions. [2024-11-25 04:02:24,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-25 04:02:24,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:02:24,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:02:25,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:02:26,057 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 04:02:33,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:02:33,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 375 states and 675 transitions. [2024-11-25 04:02:33,091 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 675 transitions. [2024-11-25 04:02:33,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-25 04:02:33,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:02:33,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:02:34,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:02:37,042 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 04:02:42,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:02:42,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 376 states and 676 transitions. [2024-11-25 04:02:42,194 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 676 transitions. [2024-11-25 04:02:42,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-25 04:02:42,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:02:42,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:02:43,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:03:14,290 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 04:04:40,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:40,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 396 states and 737 transitions. [2024-11-25 04:04:40,748 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 737 transitions. [2024-11-25 04:04:40,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-25 04:04:40,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:40,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:04:42,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:04:44,280 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-11-25 04:04:46,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:46,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 394 states and 731 transitions. [2024-11-25 04:04:46,647 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 731 transitions. [2024-11-25 04:04:46,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-25 04:04:46,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:46,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:04:48,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:04:50,885 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 04:04:56,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:56,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 395 states and 732 transitions. [2024-11-25 04:04:56,963 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 732 transitions. [2024-11-25 04:04:56,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-25 04:04:56,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:56,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:04:58,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:04:58,838 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 04:05:06,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:05:06,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 397 states and 737 transitions. [2024-11-25 04:05:06,480 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 737 transitions. [2024-11-25 04:05:06,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-25 04:05:06,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:05:06,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:05:08,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:05:08,312 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 04:05:15,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:05:15,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 398 states and 741 transitions. [2024-11-25 04:05:15,153 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 741 transitions. [2024-11-25 04:05:15,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-25 04:05:15,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:05:15,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:05:17,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:05:17,358 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 04:05:24,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:05:24,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 399 states and 745 transitions. [2024-11-25 04:05:24,277 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 745 transitions. [2024-11-25 04:05:24,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-25 04:05:24,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:05:24,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:05:25,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:05:25,969 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-25 04:05:32,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:05:32,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 400 states and 746 transitions. [2024-11-25 04:05:32,918 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 746 transitions. [2024-11-25 04:05:32,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-25 04:05:32,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:05:32,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:05:34,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:06:08,407 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked.