./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c --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_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/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_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/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_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/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 5d008d13e33ddbd1703c11691c2670a839a1553dd5e0dc0dc081fe04ab6604f9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:19:29,685 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:19:29,783 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 04:19:29,787 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:19:29,787 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:19:29,812 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:19:29,813 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:19:29,813 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:19:29,813 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:19:29,814 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:19:29,814 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:19:29,814 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:19:29,814 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:19:29,814 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:19:29,814 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:19:29,814 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:19:29,814 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:19:29,815 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:19:29,816 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:19:29,816 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:19:29,816 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:19:29,816 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:19:29,817 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:19:29,817 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:19:29,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:19:29,817 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:19:29,817 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:19:29,817 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:19:29,817 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:19:29,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:19:29,818 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_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/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 -> 5d008d13e33ddbd1703c11691c2670a839a1553dd5e0dc0dc081fe04ab6604f9 [2024-11-25 04:19:30,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:19:30,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:19:30,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:19:30,108 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:19:30,108 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:19:30,109 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c [2024-11-25 04:19:33,148 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/data/76665aedb/1db26f4f69144e93994c397c5fa0f6d4/FLAGfe656daca [2024-11-25 04:19:33,403 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:19:33,403 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c [2024-11-25 04:19:33,417 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/data/76665aedb/1db26f4f69144e93994c397c5fa0f6d4/FLAGfe656daca [2024-11-25 04:19:33,445 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/data/76665aedb/1db26f4f69144e93994c397c5fa0f6d4 [2024-11-25 04:19:33,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:19:33,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:19:33,453 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:19:33,453 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:19:33,457 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:19:33,458 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:19:33" (1/1) ... [2024-11-25 04:19:33,461 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d1861a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:33, skipping insertion in model container [2024-11-25 04:19:33,461 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:19:33" (1/1) ... [2024-11-25 04:19:33,485 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:19:33,645 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_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c[1245,1258] [2024-11-25 04:19:33,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:19:33,725 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:19:33,740 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_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c[1245,1258] [2024-11-25 04:19:33,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:19:33,811 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:19:33,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:33 WrapperNode [2024-11-25 04:19:33,812 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:19:33,813 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:19:33,813 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:19:33,814 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:19:33,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:33" (1/1) ... [2024-11-25 04:19:33,837 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:33" (1/1) ... [2024-11-25 04:19:33,899 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 347 [2024-11-25 04:19:33,899 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:19:33,900 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:19:33,900 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:19:33,900 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:19:33,908 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:33" (1/1) ... [2024-11-25 04:19:33,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:33" (1/1) ... [2024-11-25 04:19:33,915 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:33" (1/1) ... [2024-11-25 04:19:33,915 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:33" (1/1) ... [2024-11-25 04:19:33,931 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:33" (1/1) ... [2024-11-25 04:19:33,933 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:33" (1/1) ... [2024-11-25 04:19:33,937 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:33" (1/1) ... [2024-11-25 04:19:33,941 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:33" (1/1) ... [2024-11-25 04:19:33,944 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:33" (1/1) ... [2024-11-25 04:19:33,952 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:19:33,953 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:19:33,953 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:19:33,953 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:19:33,954 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:33" (1/1) ... [2024-11-25 04:19:33,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:19:33,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:19:33,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:19:33,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:19:34,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:19:34,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:19:34,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:19:34,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:19:34,161 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:19:34,163 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:19:34,955 INFO L? ?]: Removed 158 outVars from TransFormulas that were not future-live. [2024-11-25 04:19:34,956 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:19:35,437 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:19:35,437 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:19:35,438 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:19:35 BoogieIcfgContainer [2024-11-25 04:19:35,438 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:19:35,438 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:19:35,438 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:19:35,449 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:19:35,450 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:19:35" (1/1) ... [2024-11-25 04:19:35,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:19:35,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:35,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 04:19:35,515 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 04:19:35,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:19:35,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:35,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:35,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:19:35,944 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:19:36,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:19:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:19:36,576 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:19:36,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:19:36,786 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 04:19:36,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:19:36 ImpRootNode [2024-11-25 04:19:36,827 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:19:36,829 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:19:36,829 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:19:36,830 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:19:36,830 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:19:35" (3/4) ... [2024-11-25 04:19:36,833 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:19:36,834 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:19:36,835 INFO L158 Benchmark]: Toolchain (without parser) took 3385.58ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 52.5MB in the end (delta: 40.3MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2024-11-25 04:19:36,836 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:19:36,837 INFO L158 Benchmark]: CACSL2BoogieTranslator took 359.54ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 77.2MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:19:36,837 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.67ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 69.5MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:19:36,838 INFO L158 Benchmark]: Boogie Preprocessor took 52.26ms. Allocated memory is still 117.4MB. Free memory was 69.5MB in the beginning and 66.6MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:19:36,839 INFO L158 Benchmark]: RCFGBuilder took 1484.95ms. Allocated memory is still 117.4MB. Free memory was 66.6MB in the beginning and 56.6MB in the end (delta: 9.9MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2024-11-25 04:19:36,840 INFO L158 Benchmark]: CodeCheck took 1388.65ms. Allocated memory is still 117.4MB. Free memory was 56.6MB in the beginning and 52.5MB in the end (delta: 4.1MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2024-11-25 04:19:36,841 INFO L158 Benchmark]: Witness Printer took 5.19ms. Allocated memory is still 117.4MB. Free memory was 52.5MB in the beginning and 52.5MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:19:36,845 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 94, overapproximation of bitwiseAnd at line 66, overapproximation of bitwiseAnd at line 50. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 3); [L30] const SORT_5 msb_SORT_5 = (SORT_5)1 << (3 - 1); [L32] const SORT_26 mask_SORT_26 = (SORT_26)-1 >> (sizeof(SORT_26) * 8 - 2); [L33] const SORT_26 msb_SORT_26 = (SORT_26)1 << (2 - 1); [L35] const SORT_1 var_11 = 0; [L36] const SORT_5 var_15 = 0; [L37] const SORT_5 var_21 = 2; [L38] const SORT_5 var_23 = 1; [L39] const SORT_1 var_39 = 1; [L41] SORT_1 input_2; [L42] SORT_1 input_3; [L43] SORT_1 input_4; [L44] SORT_5 input_6; [L45] SORT_5 input_7; [L46] SORT_1 input_8; [L47] SORT_5 input_9; [L48] SORT_5 input_10; [L50] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L50] SORT_1 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L51] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 [L51] SORT_5 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L52] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L52] SORT_1 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L53] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 [L53] SORT_5 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L55] SORT_1 init_13_arg_1 = var_11; [L56] state_12 = init_13_arg_1 [L57] SORT_5 init_17_arg_1 = var_15; [L58] state_16 = init_17_arg_1 [L59] SORT_1 init_19_arg_1 = var_11; [L60] state_18 = init_19_arg_1 [L61] SORT_5 init_30_arg_1 = var_15; [L62] state_29 = init_30_arg_1 VAL [mask_SORT_1=1, mask_SORT_26=3, mask_SORT_5=7, state_12=0, state_16=0, state_18=0, state_29=0, var_11=0, var_15=0, var_21=2, var_23=1, var_39=1] [L65] input_2 = __VERIFIER_nondet_uchar() [L66] EXPR input_2 & mask_SORT_1 [L66] input_2 = input_2 & mask_SORT_1 [L67] input_3 = __VERIFIER_nondet_uchar() [L68] EXPR input_3 & mask_SORT_1 [L68] input_3 = input_3 & mask_SORT_1 [L69] input_4 = __VERIFIER_nondet_uchar() [L70] input_6 = __VERIFIER_nondet_uchar() [L71] input_7 = __VERIFIER_nondet_uchar() [L72] input_8 = __VERIFIER_nondet_uchar() [L73] input_9 = __VERIFIER_nondet_uchar() [L74] input_10 = __VERIFIER_nondet_uchar() [L77] SORT_1 var_14_arg_0 = state_12; [L78] SORT_1 var_14 = ~var_14_arg_0; [L79] SORT_1 var_20_arg_0 = state_18; [L80] SORT_5 var_20_arg_1 = state_16; [L81] SORT_5 var_20_arg_2 = input_7; [L82] SORT_5 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L83] EXPR var_20 & mask_SORT_5 [L83] var_20 = var_20 & mask_SORT_5 [L84] SORT_5 var_24_arg_0 = var_20; [L85] SORT_5 var_24_arg_1 = var_23; [L86] SORT_1 var_24 = var_24_arg_0 == var_24_arg_1; [L87] SORT_1 var_25_arg_0 = var_24; [L88] SORT_1 var_25 = ~var_25_arg_0; [L89] SORT_5 var_22_arg_0 = var_20; [L90] SORT_5 var_22_arg_1 = var_21; [L91] SORT_1 var_22 = var_22_arg_0 == var_22_arg_1; [L92] SORT_1 var_27_arg_0 = var_25; [L93] SORT_1 var_27_arg_1 = var_22; [L94] EXPR ((SORT_26)var_27_arg_0 << 1) | var_27_arg_1 [L94] SORT_26 var_27 = ((SORT_26)var_27_arg_0 << 1) | var_27_arg_1; [L95] EXPR var_27 & mask_SORT_26 [L95] var_27 = var_27 & mask_SORT_26 [L96] SORT_26 var_28_arg_0 = var_27; [L97] SORT_1 var_28 = var_28_arg_0 == mask_SORT_26; [L98] SORT_1 var_31_arg_0 = state_18; [L99] SORT_5 var_31_arg_1 = state_29; [L100] SORT_5 var_31_arg_2 = input_7; [L101] SORT_5 var_31 = var_31_arg_0 ? var_31_arg_1 : var_31_arg_2; [L102] EXPR var_31 & mask_SORT_5 [L102] var_31 = var_31 & mask_SORT_5 [L103] SORT_5 var_32_arg_0 = var_31; [L104] SORT_5 var_32_arg_1 = var_21; [L105] SORT_1 var_32 = var_32_arg_0 == var_32_arg_1; [L106] SORT_1 var_33_arg_0 = var_25; [L107] SORT_1 var_33_arg_1 = var_32; [L108] EXPR ((SORT_26)var_33_arg_0 << 1) | var_33_arg_1 [L108] SORT_26 var_33 = ((SORT_26)var_33_arg_0 << 1) | var_33_arg_1; [L109] EXPR var_33 & mask_SORT_26 [L109] var_33 = var_33 & mask_SORT_26 [L110] SORT_26 var_34_arg_0 = var_33; [L111] SORT_1 var_34 = var_34_arg_0 == mask_SORT_26; [L112] SORT_1 var_35_arg_0 = var_28; [L113] SORT_1 var_35_arg_1 = var_34; [L114] SORT_1 var_35 = var_35_arg_0 == var_35_arg_1; [L115] SORT_1 var_36_arg_0 = var_14; [L116] SORT_1 var_36_arg_1 = var_35; [L117] EXPR var_36_arg_0 | var_36_arg_1 [L117] SORT_1 var_36 = var_36_arg_0 | var_36_arg_1; [L118] SORT_1 var_40_arg_0 = var_36; [L119] SORT_1 var_40 = ~var_40_arg_0; [L120] SORT_1 var_41_arg_0 = var_39; [L121] SORT_1 var_41_arg_1 = var_40; [L122] EXPR var_41_arg_0 & var_41_arg_1 [L122] SORT_1 var_41 = var_41_arg_0 & var_41_arg_1; [L123] EXPR var_41 & mask_SORT_1 [L123] var_41 = var_41 & mask_SORT_1 [L124] SORT_1 bad_42_arg_0 = var_41; [L125] CALL __VERIFIER_assert(!(bad_42_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 359.54ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 77.2MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.67ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 69.5MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.26ms. Allocated memory is still 117.4MB. Free memory was 69.5MB in the beginning and 66.6MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1484.95ms. Allocated memory is still 117.4MB. Free memory was 66.6MB in the beginning and 56.6MB in the end (delta: 9.9MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * CodeCheck took 1388.65ms. Allocated memory is still 117.4MB. Free memory was 56.6MB in the beginning and 52.5MB in the end (delta: 4.1MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. * Witness Printer took 5.19ms. Allocated memory is still 117.4MB. Free memory was 52.5MB in the beginning and 52.5MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 04:19:36,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/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_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/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 5d008d13e33ddbd1703c11691c2670a839a1553dd5e0dc0dc081fe04ab6604f9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:19:39,440 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:19:39,554 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 04:19:39,599 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:19:39,600 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:19:39,600 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:19:39,600 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:19:39,600 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:19:39,601 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:19:39,601 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:19:39,601 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:19:39,601 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:19:39,601 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:19:39,601 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:19:39,601 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:19:39,601 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:19:39,602 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:19:39,602 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:19:39,603 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:19:39,603 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:19:39,603 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:19:39,603 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:19:39,604 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:19:39,604 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:19:39,604 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:19:39,604 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:19:39,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:19:39,605 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:19:39,605 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:19:39,605 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:19:39,605 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:19:39,605 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:19:39,605 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:19:39,606 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_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/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 -> 5d008d13e33ddbd1703c11691c2670a839a1553dd5e0dc0dc081fe04ab6604f9 [2024-11-25 04:19:39,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:19:39,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:19:39,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:19:39,947 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:19:39,947 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:19:39,948 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c [2024-11-25 04:19:42,880 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/data/fd4fee50d/4927abbdc94e4093b86dcd5a39713504/FLAG3f04148d2 [2024-11-25 04:19:43,193 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:19:43,195 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c [2024-11-25 04:19:43,208 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/data/fd4fee50d/4927abbdc94e4093b86dcd5a39713504/FLAG3f04148d2 [2024-11-25 04:19:43,231 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/data/fd4fee50d/4927abbdc94e4093b86dcd5a39713504 [2024-11-25 04:19:43,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:19:43,237 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:19:43,240 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:19:43,241 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:19:43,246 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:19:43,247 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:19:43" (1/1) ... [2024-11-25 04:19:43,251 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e7f84e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:43, skipping insertion in model container [2024-11-25 04:19:43,252 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:19:43" (1/1) ... [2024-11-25 04:19:43,276 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:19:43,465 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_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c[1245,1258] [2024-11-25 04:19:43,556 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:19:43,569 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:19:43,581 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_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c[1245,1258] [2024-11-25 04:19:43,618 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:19:43,633 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:19:43,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:43 WrapperNode [2024-11-25 04:19:43,634 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:19:43,635 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:19:43,635 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:19:43,635 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:19:43,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:43" (1/1) ... [2024-11-25 04:19:43,653 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:43" (1/1) ... [2024-11-25 04:19:43,690 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 203 [2024-11-25 04:19:43,691 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:19:43,695 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:19:43,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:19:43,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:19:43,704 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:43" (1/1) ... [2024-11-25 04:19:43,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:43" (1/1) ... [2024-11-25 04:19:43,709 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:43" (1/1) ... [2024-11-25 04:19:43,709 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:43" (1/1) ... [2024-11-25 04:19:43,725 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:43" (1/1) ... [2024-11-25 04:19:43,727 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:43" (1/1) ... [2024-11-25 04:19:43,730 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:43" (1/1) ... [2024-11-25 04:19:43,731 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:43" (1/1) ... [2024-11-25 04:19:43,733 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:43" (1/1) ... [2024-11-25 04:19:43,735 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:19:43,736 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:19:43,736 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:19:43,737 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:19:43,738 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:43" (1/1) ... [2024-11-25 04:19:43,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:19:43,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:19:43,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:19:43,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:19:43,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:19:43,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:19:43,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:19:43,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:19:43,945 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:19:43,947 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:19:44,332 INFO L? ?]: Removed 63 outVars from TransFormulas that were not future-live. [2024-11-25 04:19:44,333 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:19:44,387 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:19:44,387 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:19:44,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:19:44 BoogieIcfgContainer [2024-11-25 04:19:44,388 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:19:44,388 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:19:44,388 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:19:44,399 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:19:44,399 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:19:44" (1/1) ... [2024-11-25 04:19:44,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:19:44,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:44,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 04:19:44,469 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 04:19:44,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:19:44,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:44,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:19:44,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:19:44,477 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:19:44,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:19:44,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:44,665 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:19:44,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:44,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-25 04:19:44,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:19:44,903 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 04:19:44,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:19:45,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:45,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 04:19:45,005 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 04:19:45,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:19:45,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:45,006 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:19:45,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:19:45,009 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:19:45,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:19:45,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:45,300 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:19:45,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:45,408 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-25 04:19:45,419 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:19:46,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:46,281 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 04:19:46,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 04:19:47,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:47,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-25 04:19:47,019 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-25 04:19:47,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:19:47,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:47,021 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:19:47,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:19:47,025 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:19:47,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 04:19:47,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:47,368 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:19:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:47,497 INFO L256 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-25 04:19:47,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:19:49,341 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:19:49,344 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 04:19:49,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-25 04:19:51,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:51,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2024-11-25 04:19:51,795 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2024-11-25 04:19:51,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:19:51,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:51,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:19:51,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:19:51,797 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:19:51,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 04:19:52,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:52,145 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:19:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:19:52,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 96 conjuncts are in the unsatisfiable core [2024-11-25 04:19:52,283 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:19:55,685 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:19:55,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 04:20:00,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:00,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-11-25 04:20:00,671 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-11-25 04:20:00,675 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 04:20:00,676 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-25 04:20:00,694 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-25 04:20:01,523 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-25 04:20:01,526 INFO L77 FloydHoareUtils]: At program point L63-1(lines 63 191) the Hoare annotation is: (let ((.cse0 (= (_ bv0 8) |ULTIMATE.start_main_~var_15~0#1|)) (.cse1 (= (_ bv3 8) |ULTIMATE.start_main_~mask_SORT_26~0#1|)) (.cse2 (= (_ bv1 8) |ULTIMATE.start_main_~var_23~0#1|)) (.cse3 (= (_ bv0 8) |ULTIMATE.start_main_~var_11~0#1|)) (.cse4 (= (_ bv7 8) |ULTIMATE.start_main_~mask_SORT_5~0#1|)) (.cse5 (= (_ bv1 8) |ULTIMATE.start_main_~var_39~0#1|)) (.cse7 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse8 (= (_ bv1 8) |ULTIMATE.start_main_~state_12~0#1|)) (.cse9 (= (_ bv2 8) |ULTIMATE.start_main_~var_21~0#1|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (exists ((|v_ULTIMATE.start_main_~input_6~0#1_12| (_ BitVec 8))) (let ((.cse6 ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~input_6~0#1_12|)))))))))))) (and (= .cse6 |ULTIMATE.start_main_~state_29~0#1|) (= .cse6 |ULTIMATE.start_main_~state_16~0#1|)))) .cse7 .cse8 (= (_ bv1 8) |ULTIMATE.start_main_~state_18~0#1|) .cse9) (and .cse0 (= (_ bv0 8) |ULTIMATE.start_main_~state_12~0#1|) .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse9) (and (= (_ bv0 8) |ULTIMATE.start_main_~state_18~0#1|) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9))) [2024-11-25 04:20:01,527 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-25 04:20:01,527 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (let ((.cse0 (= (_ bv0 8) |ULTIMATE.start_main_~var_15~0#1|)) (.cse1 (= (_ bv3 8) |ULTIMATE.start_main_~mask_SORT_26~0#1|)) (.cse2 (= (_ bv1 8) |ULTIMATE.start_main_~var_23~0#1|)) (.cse3 (= (_ bv0 8) |ULTIMATE.start_main_~var_11~0#1|)) (.cse4 (= (_ bv7 8) |ULTIMATE.start_main_~mask_SORT_5~0#1|)) (.cse5 (= (_ bv1 8) |ULTIMATE.start_main_~var_39~0#1|)) (.cse6 (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|)) (.cse7 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse8 (= (_ bv2 8) |ULTIMATE.start_main_~var_21~0#1|))) (or (and .cse0 (= (_ bv0 8) |ULTIMATE.start_main_~state_12~0#1|) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and (exists ((|v_ULTIMATE.start_main_~var_31_arg_2~0#1_25| (_ BitVec 8))) (let ((.cse9 ((_ extract 7 0) (bvand (_ bv7 32) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_31_arg_2~0#1_25|))))))) (and (= |ULTIMATE.start_main_~var_20~0#1| .cse9) (= |ULTIMATE.start_main_~var_31~0#1| .cse9)))) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= (_ bv1 8) |ULTIMATE.start_main_~state_12~0#1|) .cse8))) [2024-11-25 04:20:01,527 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-25 04:20:01,528 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (let ((.cse0 (= (_ bv0 8) |ULTIMATE.start_main_~var_15~0#1|)) (.cse1 (= (_ bv3 8) |ULTIMATE.start_main_~mask_SORT_26~0#1|)) (.cse2 (= (_ bv1 8) |ULTIMATE.start_main_~var_23~0#1|)) (.cse3 (= (_ bv0 8) |ULTIMATE.start_main_~var_11~0#1|)) (.cse4 (= (_ bv7 8) |ULTIMATE.start_main_~mask_SORT_5~0#1|)) (.cse5 (= (_ bv1 8) |ULTIMATE.start_main_~var_39~0#1|)) (.cse6 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse7 (= (_ bv2 8) |ULTIMATE.start_main_~var_21~0#1|))) (or (and .cse0 (= (_ bv0 8) |ULTIMATE.start_main_~state_12~0#1|) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and (exists ((|v_ULTIMATE.start_main_~var_31_arg_2~0#1_25| (_ BitVec 8))) (let ((.cse8 ((_ extract 7 0) (bvand (_ bv7 32) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_31_arg_2~0#1_25|))))))) (and (= |ULTIMATE.start_main_~var_20~0#1| .cse8) (= |ULTIMATE.start_main_~var_31~0#1| .cse8)))) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv1 8) |ULTIMATE.start_main_~state_12~0#1|) .cse7))) [2024-11-25 04:20:01,528 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 04:20:01,541 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-25 04:20:01,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:20:01 ImpRootNode [2024-11-25 04:20:01,549 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:20:01,549 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:20:01,549 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:20:01,550 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:20:01,550 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:19:44" (3/4) ... [2024-11-25 04:20:01,553 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 04:20:01,567 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-25 04:20:01,568 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-25 04:20:01,569 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-25 04:20:01,570 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 04:20:01,570 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 04:20:01,676 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 04:20:01,677 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 04:20:01,677 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:20:01,678 INFO L158 Benchmark]: Toolchain (without parser) took 18440.56ms. Allocated memory was 83.9MB in the beginning and 352.3MB in the end (delta: 268.4MB). Free memory was 59.9MB in the beginning and 256.5MB in the end (delta: -196.7MB). Peak memory consumption was 67.5MB. Max. memory is 16.1GB. [2024-11-25 04:20:01,678 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:20:01,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 394.41ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 44.8MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:20:01,679 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.83ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 42.4MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:20:01,679 INFO L158 Benchmark]: Boogie Preprocessor took 40.22ms. Allocated memory is still 83.9MB. Free memory was 42.4MB in the beginning and 41.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:20:01,680 INFO L158 Benchmark]: RCFGBuilder took 651.39ms. Allocated memory is still 83.9MB. Free memory was 41.2MB in the beginning and 55.0MB in the end (delta: -13.8MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2024-11-25 04:20:01,680 INFO L158 Benchmark]: CodeCheck took 17160.29ms. Allocated memory was 83.9MB in the beginning and 352.3MB in the end (delta: 268.4MB). Free memory was 55.0MB in the beginning and 260.6MB in the end (delta: -205.6MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. [2024-11-25 04:20:01,680 INFO L158 Benchmark]: Witness Printer took 127.57ms. Allocated memory is still 352.3MB. Free memory was 260.6MB in the beginning and 256.5MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:20:01,682 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 16.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 59 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 69 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 263 IncrementalHoareTripleChecker+Invalid, 332 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 69 mSolverCounterUnsat, 4 mSDtfsCounter, 263 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 361 GetRequests, 269 SyntacticMatches, 4 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3257 ImplicationChecksByTransitivity, 9.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 6 QuantifiedInterpolants, 841 SizeOfPredicates, 31 NumberOfNonLiveVariables, 636 ConjunctsInSsa, 220 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 8/24 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: ((((((((((((0 == var_15) && (3 == mask_SORT_26)) && (1 == var_23)) && (0 == var_11)) && (7 == mask_SORT_5)) && (1 == var_39)) && (1 == mask_SORT_1)) && (1 == state_12)) && (1 == state_18)) && (2 == var_21)) || (((((((((0 == var_15) && (0 == state_12)) && (3 == mask_SORT_26)) && (1 == var_23)) && (0 == var_11)) && (7 == mask_SORT_5)) && (1 == var_39)) && (1 == mask_SORT_1)) && (2 == var_21))) || ((((((((((0 == state_18) && (0 == var_15)) && (3 == mask_SORT_26)) && (1 == var_23)) && (0 == var_11)) && (7 == mask_SORT_5)) && (1 == var_39)) && (1 == mask_SORT_1)) && (1 == state_12)) && (2 == var_21))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 394.41ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 44.8MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.83ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 42.4MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.22ms. Allocated memory is still 83.9MB. Free memory was 42.4MB in the beginning and 41.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 651.39ms. Allocated memory is still 83.9MB. Free memory was 41.2MB in the beginning and 55.0MB in the end (delta: -13.8MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * CodeCheck took 17160.29ms. Allocated memory was 83.9MB in the beginning and 352.3MB in the end (delta: 268.4MB). Free memory was 55.0MB in the beginning and 260.6MB in the end (delta: -205.6MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. * Witness Printer took 127.57ms. Allocated memory is still 352.3MB. Free memory was 260.6MB in the beginning and 256.5MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-25 04:20:01,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c2899-2e5d-47ff-bca8-a273c23e65e7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE