./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-func-interl.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_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/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_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/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_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/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 77ee3c12bce0e0c115e8aa14d1707fe352f16b7764cd43525551553c3df84286 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:17:46,864 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:17:46,975 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-24 18:17:46,985 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:17:46,985 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:17:47,031 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:17:47,032 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:17:47,032 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:17:47,032 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:17:47,033 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:17:47,033 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:17:47,033 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:17:47,033 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:17:47,033 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:17:47,035 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:17:47,035 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:17:47,035 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:17:47,035 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:17:47,036 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:17:47,036 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:17:47,037 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:17:47,037 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:17:47,037 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:17:47,038 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:17:47,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:17:47,038 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:17:47,038 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:17:47,038 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:17:47,038 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:17:47,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:17:47,039 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_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/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 -> 77ee3c12bce0e0c115e8aa14d1707fe352f16b7764cd43525551553c3df84286 [2024-11-24 18:17:47,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:17:47,419 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:17:47,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:17:47,423 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:17:47,425 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:17:47,426 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-func-interl.c [2024-11-24 18:17:50,760 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/data/c3d0e839e/07f37be631d041c9b592bb07194626a8/FLAG50a22ab10 [2024-11-24 18:17:51,236 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:17:51,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-func-interl.c [2024-11-24 18:17:51,259 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/data/c3d0e839e/07f37be631d041c9b592bb07194626a8/FLAG50a22ab10 [2024-11-24 18:17:51,279 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/data/c3d0e839e/07f37be631d041c9b592bb07194626a8 [2024-11-24 18:17:51,282 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:17:51,284 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:17:51,286 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:17:51,286 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:17:51,292 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:17:51,293 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:17:51" (1/1) ... [2024-11-24 18:17:51,294 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@776c6a46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:51, skipping insertion in model container [2024-11-24 18:17:51,294 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:17:51" (1/1) ... [2024-11-24 18:17:51,365 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:17:51,613 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_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-func-interl.c[1174,1187] [2024-11-24 18:17:52,103 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:17:52,115 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:17:52,128 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_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-func-interl.c[1174,1187] [2024-11-24 18:17:52,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:17:52,444 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:17:52,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:52 WrapperNode [2024-11-24 18:17:52,445 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:17:52,446 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:17:52,446 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:17:52,446 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:17:52,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:52" (1/1) ... [2024-11-24 18:17:52,519 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:52" (1/1) ... [2024-11-24 18:17:53,234 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4955 [2024-11-24 18:17:53,235 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:17:53,236 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:17:53,236 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:17:53,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:17:53,246 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:52" (1/1) ... [2024-11-24 18:17:53,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:52" (1/1) ... [2024-11-24 18:17:53,375 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:52" (1/1) ... [2024-11-24 18:17:53,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:52" (1/1) ... [2024-11-24 18:17:53,630 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:52" (1/1) ... [2024-11-24 18:17:53,686 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:52" (1/1) ... [2024-11-24 18:17:53,722 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:52" (1/1) ... [2024-11-24 18:17:53,773 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:52" (1/1) ... [2024-11-24 18:17:53,805 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:52" (1/1) ... [2024-11-24 18:17:53,899 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:17:53,900 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:17:53,901 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:17:53,901 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:17:53,902 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:52" (1/1) ... [2024-11-24 18:17:53,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:17:53,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:17:54,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:17:54,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:17:54,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:17:54,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:17:54,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:17:54,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:17:54,495 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:17:54,497 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:18:02,430 INFO L? ?]: Removed 2786 outVars from TransFormulas that were not future-live. [2024-11-24 18:18:02,430 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:18:14,028 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:18:14,029 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 18:18:14,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:18:14 BoogieIcfgContainer [2024-11-24 18:18:14,029 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:18:14,031 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:18:14,031 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:18:14,043 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:18:14,044 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:18:14" (1/1) ... [2024-11-24 18:18:14,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:18:14,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:18:14,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-24 18:18:14,114 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-24 18:18:14,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-24 18:18:14,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:18:14,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:18:14,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:18:14,943 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:18:15,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:18:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:18:15,892 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:18:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:18:16,667 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-24 18:18:16,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:18:16 ImpRootNode [2024-11-24 18:18:16,723 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:18:16,725 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:18:16,726 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:18:16,726 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:18:16,727 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:18:14" (3/4) ... [2024-11-24 18:18:16,730 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 18:18:16,731 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:18:16,732 INFO L158 Benchmark]: Toolchain (without parser) took 25448.57ms. Allocated memory was 142.6MB in the beginning and 3.7GB in the end (delta: 3.5GB). Free memory was 117.1MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-24 18:18:16,733 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:18:16,734 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1159.54ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 92.7MB in the end (delta: 24.2MB). Peak memory consumption was 69.5MB. Max. memory is 16.1GB. [2024-11-24 18:18:16,734 INFO L158 Benchmark]: Boogie Procedure Inliner took 789.36ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 92.7MB in the beginning and 302.8MB in the end (delta: -210.1MB). Peak memory consumption was 154.4MB. Max. memory is 16.1GB. [2024-11-24 18:18:16,735 INFO L158 Benchmark]: Boogie Preprocessor took 663.19ms. Allocated memory is still 427.8MB. Free memory was 302.8MB in the beginning and 273.4MB in the end (delta: 29.5MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2024-11-24 18:18:16,737 INFO L158 Benchmark]: RCFGBuilder took 20129.20ms. Allocated memory was 427.8MB in the beginning and 3.7GB in the end (delta: 3.3GB). Free memory was 273.4MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-24 18:18:16,738 INFO L158 Benchmark]: CodeCheck took 2692.18ms. Allocated memory is still 3.7GB. Free memory was 2.4GB in the beginning and 2.3GB in the end (delta: 140.2MB). Peak memory consumption was 142.6MB. Max. memory is 16.1GB. [2024-11-24 18:18:16,738 INFO L158 Benchmark]: Witness Printer took 6.15ms. Allocated memory is still 3.7GB. Free memory was 2.3GB in the beginning and 2.3GB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:18:16,741 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: 2.6s, 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: 0.1s SsaConstructionTime, 0.2s 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 bitwiseAnd at line 150, overapproximation of bitwiseAnd at line 77. 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_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_16 = 0; [L40] const SORT_4 var_53 = 1; [L41] const SORT_4 var_54 = 0; [L42] const SORT_2 var_66 = 0; [L43] const SORT_2 var_68 = 4; [L44] const SORT_2 var_71 = 3; [L45] const SORT_2 var_74 = 2; [L46] const SORT_2 var_77 = 1; [L47] const SORT_2 var_87 = 255; [L48] const SORT_3 var_91 = 0; [L49] const SORT_4 var_95 = 255; [L51] SORT_1 input_65; [L52] SORT_1 input_67; [L53] SORT_1 input_69; [L54] SORT_1 input_70; [L55] SORT_1 input_72; [L56] SORT_1 input_73; [L57] SORT_1 input_75; [L58] SORT_1 input_76; [L59] SORT_1 input_88; [L60] SORT_1 input_89; [L61] SORT_1 input_90; [L62] SORT_1 input_107; [L63] SORT_1 input_108; [L64] SORT_1 input_123; [L65] SORT_1 input_124; [L66] SORT_1 input_139; [L67] SORT_1 input_140; [L68] SORT_1 input_157; [L69] SORT_1 input_165; [L70] SORT_1 input_173; [L71] SORT_1 input_181; [L72] SORT_1 input_189; [L73] SORT_1 input_197; [L74] SORT_1 input_205; [L75] SORT_1 input_213; [L77] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L77] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L78] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L79] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L80] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L81] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L82] SORT_1 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L83] SORT_1 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L84] SORT_1 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L85] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L86] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L87] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L88] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L89] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L90] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L91] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L92] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L93] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L94] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L95] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L96] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L97] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L98] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L99] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L101] SORT_2 init_7_arg_1 = var_5; [L102] state_6 = init_7_arg_1 [L103] SORT_2 init_9_arg_1 = var_5; [L104] state_8 = init_9_arg_1 [L105] SORT_2 init_11_arg_1 = var_5; [L106] state_10 = init_11_arg_1 [L107] SORT_2 init_13_arg_1 = var_5; [L108] state_12 = init_13_arg_1 [L109] SORT_2 init_15_arg_1 = var_5; [L110] state_14 = init_15_arg_1 [L111] SORT_1 init_18_arg_1 = var_16; [L112] state_17 = init_18_arg_1 [L113] SORT_1 init_20_arg_1 = var_16; [L114] state_19 = init_20_arg_1 [L115] SORT_1 init_22_arg_1 = var_16; [L116] state_21 = init_22_arg_1 [L117] SORT_1 init_24_arg_1 = var_16; [L118] state_23 = init_24_arg_1 [L119] SORT_1 init_26_arg_1 = var_16; [L120] state_25 = init_26_arg_1 [L121] SORT_1 init_28_arg_1 = var_16; [L122] state_27 = init_28_arg_1 [L123] SORT_1 init_30_arg_1 = var_16; [L124] state_29 = init_30_arg_1 [L125] SORT_1 init_32_arg_1 = var_16; [L126] state_31 = init_32_arg_1 [L127] SORT_1 init_34_arg_1 = var_16; [L128] state_33 = init_34_arg_1 [L129] SORT_1 init_36_arg_1 = var_16; [L130] state_35 = init_36_arg_1 [L131] SORT_1 init_38_arg_1 = var_16; [L132] state_37 = init_38_arg_1 [L133] SORT_1 init_40_arg_1 = var_16; [L134] state_39 = init_40_arg_1 [L135] SORT_1 init_42_arg_1 = var_16; [L136] state_41 = init_42_arg_1 [L137] SORT_1 init_44_arg_1 = var_16; [L138] state_43 = init_44_arg_1 [L139] SORT_1 init_46_arg_1 = var_16; [L140] state_45 = init_46_arg_1 [L141] SORT_1 init_48_arg_1 = var_16; [L142] state_47 = init_48_arg_1 [L143] SORT_1 init_50_arg_1 = var_16; [L144] state_49 = init_50_arg_1 [L145] SORT_1 init_52_arg_1 = var_16; [L146] state_51 = init_52_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_6=0, state_8=0, var_53=1, var_54=0, var_66=0, var_68=4, var_71=3, var_74=2, var_77=1, var_87=255, var_91=0, var_95=255] [L149] input_65 = __VERIFIER_nondet_uchar() [L150] EXPR input_65 & mask_SORT_1 [L150] input_65 = input_65 & mask_SORT_1 [L151] input_67 = __VERIFIER_nondet_uchar() [L152] EXPR input_67 & mask_SORT_1 [L152] input_67 = input_67 & mask_SORT_1 [L153] input_69 = __VERIFIER_nondet_uchar() [L154] EXPR input_69 & mask_SORT_1 [L154] input_69 = input_69 & mask_SORT_1 [L155] input_70 = __VERIFIER_nondet_uchar() [L156] EXPR input_70 & mask_SORT_1 [L156] input_70 = input_70 & mask_SORT_1 [L157] input_72 = __VERIFIER_nondet_uchar() [L158] EXPR input_72 & mask_SORT_1 [L158] input_72 = input_72 & mask_SORT_1 [L159] input_73 = __VERIFIER_nondet_uchar() [L160] EXPR input_73 & mask_SORT_1 [L160] input_73 = input_73 & mask_SORT_1 [L161] input_75 = __VERIFIER_nondet_uchar() [L162] EXPR input_75 & mask_SORT_1 [L162] input_75 = input_75 & mask_SORT_1 [L163] input_76 = __VERIFIER_nondet_uchar() [L164] EXPR input_76 & mask_SORT_1 [L164] input_76 = input_76 & mask_SORT_1 [L165] input_88 = __VERIFIER_nondet_uchar() [L166] EXPR input_88 & mask_SORT_1 [L166] input_88 = input_88 & mask_SORT_1 [L167] input_89 = __VERIFIER_nondet_uchar() [L168] EXPR input_89 & mask_SORT_1 [L168] input_89 = input_89 & mask_SORT_1 [L169] input_90 = __VERIFIER_nondet_uchar() [L170] EXPR input_90 & mask_SORT_1 [L170] input_90 = input_90 & mask_SORT_1 [L171] input_107 = __VERIFIER_nondet_uchar() [L172] EXPR input_107 & mask_SORT_1 [L172] input_107 = input_107 & mask_SORT_1 [L173] input_108 = __VERIFIER_nondet_uchar() [L174] EXPR input_108 & mask_SORT_1 [L174] input_108 = input_108 & mask_SORT_1 [L175] input_123 = __VERIFIER_nondet_uchar() [L176] EXPR input_123 & mask_SORT_1 [L176] input_123 = input_123 & mask_SORT_1 [L177] input_124 = __VERIFIER_nondet_uchar() [L178] EXPR input_124 & mask_SORT_1 [L178] input_124 = input_124 & mask_SORT_1 [L179] input_139 = __VERIFIER_nondet_uchar() [L180] EXPR input_139 & mask_SORT_1 [L180] input_139 = input_139 & mask_SORT_1 [L181] input_140 = __VERIFIER_nondet_uchar() [L182] EXPR input_140 & mask_SORT_1 [L182] input_140 = input_140 & mask_SORT_1 [L183] input_157 = __VERIFIER_nondet_uchar() [L184] input_165 = __VERIFIER_nondet_uchar() [L185] input_173 = __VERIFIER_nondet_uchar() [L186] input_181 = __VERIFIER_nondet_uchar() [L187] input_189 = __VERIFIER_nondet_uchar() [L188] input_197 = __VERIFIER_nondet_uchar() [L189] input_205 = __VERIFIER_nondet_uchar() [L190] input_213 = __VERIFIER_nondet_uchar() [L193] SORT_1 var_55_arg_0 = state_25; [L194] SORT_4 var_55_arg_1 = var_53; [L195] SORT_4 var_55_arg_2 = var_54; [L196] SORT_4 var_55 = var_55_arg_0 ? var_55_arg_1 : var_55_arg_2; [L197] SORT_1 var_56_arg_0 = state_33; [L198] SORT_4 var_56_arg_1 = var_53; [L199] SORT_4 var_56_arg_2 = var_54; [L200] SORT_4 var_56 = var_56_arg_0 ? var_56_arg_1 : var_56_arg_2; [L201] SORT_4 var_57_arg_0 = var_55; [L202] SORT_4 var_57_arg_1 = var_56; [L203] SORT_4 var_57 = var_57_arg_0 + var_57_arg_1; [L204] SORT_1 var_58_arg_0 = state_41; [L205] SORT_4 var_58_arg_1 = var_53; [L206] SORT_4 var_58_arg_2 = var_54; [L207] SORT_4 var_58 = var_58_arg_0 ? var_58_arg_1 : var_58_arg_2; [L208] SORT_4 var_59_arg_0 = var_57; [L209] SORT_4 var_59_arg_1 = var_58; [L210] SORT_4 var_59 = var_59_arg_0 + var_59_arg_1; [L211] SORT_1 var_60_arg_0 = state_49; [L212] SORT_4 var_60_arg_1 = var_53; [L213] SORT_4 var_60_arg_2 = var_54; [L214] SORT_4 var_60 = var_60_arg_0 ? var_60_arg_1 : var_60_arg_2; [L215] SORT_4 var_61_arg_0 = var_59; [L216] SORT_4 var_61_arg_1 = var_60; [L217] SORT_4 var_61 = var_61_arg_0 + var_61_arg_1; [L218] EXPR var_61 & mask_SORT_4 [L218] var_61 = var_61 & mask_SORT_4 [L219] SORT_4 var_62_arg_0 = var_61; [L220] SORT_4 var_62_arg_1 = var_53; [L221] SORT_1 var_62 = var_62_arg_0 <= var_62_arg_1; [L222] SORT_1 var_63_arg_0 = ~state_51; [L223] EXPR var_63_arg_0 & mask_SORT_1 [L223] var_63_arg_0 = var_63_arg_0 & mask_SORT_1 [L224] SORT_1 var_63_arg_1 = ~var_62; [L225] EXPR var_63_arg_1 & mask_SORT_1 [L225] var_63_arg_1 = var_63_arg_1 & mask_SORT_1 [L226] EXPR var_63_arg_0 & var_63_arg_1 [L226] SORT_1 var_63 = var_63_arg_0 & var_63_arg_1; [L227] EXPR var_63 & mask_SORT_1 [L227] var_63 = var_63 & mask_SORT_1 [L228] SORT_1 bad_64_arg_0 = var_63; [L229] CALL __VERIFIER_assert(!(bad_64_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 0.38ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1159.54ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 92.7MB in the end (delta: 24.2MB). Peak memory consumption was 69.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 789.36ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 92.7MB in the beginning and 302.8MB in the end (delta: -210.1MB). Peak memory consumption was 154.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 663.19ms. Allocated memory is still 427.8MB. Free memory was 302.8MB in the beginning and 273.4MB in the end (delta: 29.5MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * RCFGBuilder took 20129.20ms. Allocated memory was 427.8MB in the beginning and 3.7GB in the end (delta: 3.3GB). Free memory was 273.4MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * CodeCheck took 2692.18ms. Allocated memory is still 3.7GB. Free memory was 2.4GB in the beginning and 2.3GB in the end (delta: 140.2MB). Peak memory consumption was 142.6MB. Max. memory is 16.1GB. * Witness Printer took 6.15ms. Allocated memory is still 3.7GB. Free memory was 2.3GB in the beginning and 2.3GB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 18:18:16,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/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_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/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_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/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_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/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 77ee3c12bce0e0c115e8aa14d1707fe352f16b7764cd43525551553c3df84286 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:18:19,793 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:18:19,956 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-24 18:18:19,994 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:18:19,995 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:18:19,995 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:18:19,996 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:18:19,996 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:18:19,996 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:18:19,996 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:18:19,996 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:18:19,997 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:18:19,997 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:18:19,997 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:18:19,997 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:18:19,997 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:18:19,997 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:18:19,998 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:18:19,998 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:18:19,998 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:18:19,998 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:18:19,998 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:18:19,999 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:18:19,999 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:18:19,999 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:18:19,999 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:18:19,999 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:18:19,999 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:18:20,000 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:18:20,000 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:18:20,000 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:18:20,000 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:18:20,000 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:18:20,000 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_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/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 -> 77ee3c12bce0e0c115e8aa14d1707fe352f16b7764cd43525551553c3df84286 [2024-11-24 18:18:20,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:18:20,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:18:20,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:18:20,371 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:18:20,371 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:18:20,373 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-func-interl.c [2024-11-24 18:18:23,442 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/data/39638bd6f/16413674b0164bc8bedcef35e0d01826/FLAG234c8a404 [2024-11-24 18:18:23,773 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:18:23,774 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-func-interl.c [2024-11-24 18:18:23,791 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/data/39638bd6f/16413674b0164bc8bedcef35e0d01826/FLAG234c8a404 [2024-11-24 18:18:23,807 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/data/39638bd6f/16413674b0164bc8bedcef35e0d01826 [2024-11-24 18:18:23,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:18:23,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:18:23,813 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:18:23,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:18:23,817 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:18:23,818 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:18:23" (1/1) ... [2024-11-24 18:18:23,819 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@607b2cd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:23, skipping insertion in model container [2024-11-24 18:18:23,820 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:18:23" (1/1) ... [2024-11-24 18:18:23,869 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:18:24,048 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_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-func-interl.c[1174,1187] [2024-11-24 18:18:24,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:18:24,412 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:18:24,428 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_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.2.prop1-func-interl.c[1174,1187] [2024-11-24 18:18:24,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:18:24,631 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:18:24,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:24 WrapperNode [2024-11-24 18:18:24,633 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:18:24,634 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:18:24,634 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:18:24,635 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:18:24,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:24" (1/1) ... [2024-11-24 18:18:24,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:24" (1/1) ... [2024-11-24 18:18:24,784 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1499 [2024-11-24 18:18:24,784 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:18:24,785 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:18:24,785 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:18:24,785 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:18:24,802 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:24" (1/1) ... [2024-11-24 18:18:24,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:24" (1/1) ... [2024-11-24 18:18:24,815 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:24" (1/1) ... [2024-11-24 18:18:24,816 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:24" (1/1) ... [2024-11-24 18:18:24,852 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:24" (1/1) ... [2024-11-24 18:18:24,855 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:24" (1/1) ... [2024-11-24 18:18:24,860 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:24" (1/1) ... [2024-11-24 18:18:24,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:24" (1/1) ... [2024-11-24 18:18:24,887 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:24" (1/1) ... [2024-11-24 18:18:24,909 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:18:24,910 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:18:24,910 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:18:24,910 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:18:24,911 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:24" (1/1) ... [2024-11-24 18:18:24,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:18:24,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:18:24,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:18:24,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:18:24,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:18:24,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:18:24,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:18:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:18:25,455 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:18:25,459 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:18:27,566 INFO L? ?]: Removed 92 outVars from TransFormulas that were not future-live. [2024-11-24 18:18:27,566 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:18:27,654 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:18:27,656 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 18:18:27,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:18:27 BoogieIcfgContainer [2024-11-24 18:18:27,656 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:18:27,657 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:18:27,657 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:18:27,675 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:18:27,675 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:18:27" (1/1) ... [2024-11-24 18:18:27,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:18:27,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:18:27,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-24 18:18:27,752 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-24 18:18:27,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-24 18:18:27,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:18:27,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:18:27,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:18:27,760 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:18:27,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:18:28,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:18:28,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:18:28,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:18:28,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-24 18:18:28,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:18:29,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:18:29,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-24 18:18:29,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:18:29,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-24 18:18:29,405 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-24 18:18:29,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-24 18:18:29,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:18:29,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:18:29,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:18:29,408 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:18:29,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e2dbefb-5da0-4cab-bb20-d5d95098acd0/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-24 18:18:30,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:18:30,393 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:18:30,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:18:30,768 INFO L256 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-24 18:18:30,794 INFO L279 TraceCheckSpWp]: Computing forward predicates...