./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.7.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.7.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 655f54e1f7b9b58f1ce09c3f20253fb2c9baba8768e5a52efbc7bbfa55f146d1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:08:16,040 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:08:16,117 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-02 21:08:16,121 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:08:16,122 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:08:16,148 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:08:16,149 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:08:16,150 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:08:16,151 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:08:16,152 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:08:16,152 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:08:16,153 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:08:16,153 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:08:16,154 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:08:16,155 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:08:16,155 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:08:16,156 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:08:16,157 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:08:16,157 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:08:16,158 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:08:16,158 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:08:16,159 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:08:16,160 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:08:16,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:08:16,161 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:08:16,162 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:08:16,162 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:08:16,163 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:08:16,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:08:16,163 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:08:16,164 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 655f54e1f7b9b58f1ce09c3f20253fb2c9baba8768e5a52efbc7bbfa55f146d1 [2023-12-02 21:08:16,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:08:16,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:08:16,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:08:16,445 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:08:16,446 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:08:16,447 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.7.prop1-func-interl.c [2023-12-02 21:08:19,766 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:08:20,144 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:08:20,145 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.7.prop1-func-interl.c [2023-12-02 21:08:20,170 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/data/cd371fcf5/a015ad0b0cc84d89ab7c44c68d99767f/FLAG2eab5b7c9 [2023-12-02 21:08:20,190 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/data/cd371fcf5/a015ad0b0cc84d89ab7c44c68d99767f [2023-12-02 21:08:20,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:08:20,195 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:08:20,197 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:08:20,197 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:08:20,203 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:08:20,204 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:08:20" (1/1) ... [2023-12-02 21:08:20,205 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cc5ffc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:08:20, skipping insertion in model container [2023-12-02 21:08:20,205 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:08:20" (1/1) ... [2023-12-02 21:08:20,337 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:08:20,588 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.7.prop1-func-interl.c[1174,1187] [2023-12-02 21:08:21,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:08:21,092 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:08:21,103 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.7.prop1-func-interl.c[1174,1187] [2023-12-02 21:08:21,464 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:08:21,481 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:08:21,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:08:21 WrapperNode [2023-12-02 21:08:21,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:08:21,483 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:08:21,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:08:21,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:08:21,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:08:21" (1/1) ... [2023-12-02 21:08:21,603 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:08:21" (1/1) ... [2023-12-02 21:08:22,930 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 15269 [2023-12-02 21:08:22,930 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:08:22,931 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:08:22,931 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:08:22,931 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:08:22,940 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:08:21" (1/1) ... [2023-12-02 21:08:22,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:08:21" (1/1) ... [2023-12-02 21:08:23,313 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:08:21" (1/1) ... [2023-12-02 21:08:23,314 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:08:21" (1/1) ... [2023-12-02 21:08:23,682 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:08:21" (1/1) ... [2023-12-02 21:08:23,813 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:08:21" (1/1) ... [2023-12-02 21:08:24,115 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:08:21" (1/1) ... [2023-12-02 21:08:24,172 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:08:21" (1/1) ... [2023-12-02 21:08:24,412 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:08:24,413 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:08:24,413 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:08:24,414 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:08:24,414 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:08:21" (1/1) ... [2023-12-02 21:08:24,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:08:24,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:08:24,447 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:08:24,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:08:24,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:08:24,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:08:24,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:08:24,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:08:25,305 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:08:25,308 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:08:35,061 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:09:00,443 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:09:00,443 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:09:00,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:09:00 BoogieIcfgContainer [2023-12-02 21:09:00,444 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:09:00,445 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:09:00,445 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:09:00,454 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:09:00,454 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:09:00" (1/1) ... [2023-12-02 21:09:00,462 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:09:00,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:09:00,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 21:09:00,509 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 21:09:00,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:09:00,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:09:00,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:09:02,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:09:02,069 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:09:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:09:04,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:09:04,170 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:09:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:09:05,599 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 21:09:05,662 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-02 21:09:05,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:09:05 ImpRootNode [2023-12-02 21:09:05,683 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:09:05,684 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:09:05,684 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:09:05,684 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:09:05,685 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:09:00" (3/4) ... [2023-12-02 21:09:05,688 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 21:09:05,689 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:09:05,691 INFO L158 Benchmark]: Toolchain (without parser) took 45495.39ms. Allocated memory was 153.1MB in the beginning and 5.6GB in the end (delta: 5.5GB). Free memory was 105.8MB in the beginning and 4.4GB in the end (delta: -4.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2023-12-02 21:09:05,691 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 109.1MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:09:05,693 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1285.11ms. Allocated memory was 153.1MB in the beginning and 209.7MB in the end (delta: 56.6MB). Free memory was 105.8MB in the beginning and 117.4MB in the end (delta: -11.6MB). Peak memory consumption was 113.1MB. Max. memory is 16.1GB. [2023-12-02 21:09:05,694 INFO L158 Benchmark]: Boogie Procedure Inliner took 1447.98ms. Allocated memory was 209.7MB in the beginning and 411.0MB in the end (delta: 201.3MB). Free memory was 117.4MB in the beginning and 116.9MB in the end (delta: 523.6kB). Peak memory consumption was 249.9MB. Max. memory is 16.1GB. [2023-12-02 21:09:05,695 INFO L158 Benchmark]: Boogie Preprocessor took 1481.39ms. Allocated memory was 411.0MB in the beginning and 822.1MB in the end (delta: 411.0MB). Free memory was 116.9MB in the beginning and 441.8MB in the end (delta: -324.9MB). Peak memory consumption was 113.2MB. Max. memory is 16.1GB. [2023-12-02 21:09:05,696 INFO L158 Benchmark]: RCFGBuilder took 36031.21ms. Allocated memory was 822.1MB in the beginning and 5.6GB in the end (delta: 4.8GB). Free memory was 441.8MB in the beginning and 4.7GB in the end (delta: -4.3GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2023-12-02 21:09:05,697 INFO L158 Benchmark]: CodeCheck took 5237.84ms. Allocated memory is still 5.6GB. Free memory was 4.7GB in the beginning and 4.4GB in the end (delta: 358.6MB). Peak memory consumption was 360.7MB. Max. memory is 16.1GB. [2023-12-02 21:09:05,698 INFO L158 Benchmark]: Witness Printer took 5.75ms. Allocated memory is still 5.6GB. Free memory is still 4.4GB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:09:05,703 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: 5.1s, 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: 0.3s SsaConstructionTime, 1.1s 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 - 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 316. 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_30 = 0; [L40] const SORT_4 var_133 = 1; [L41] const SORT_4 var_134 = 0; [L42] const SORT_2 var_148 = 0; [L43] const SORT_2 var_152 = 1; [L44] const SORT_2 var_194 = 255; [L45] const SORT_2 var_196 = 4; [L46] const SORT_2 var_198 = 3; [L47] const SORT_2 var_200 = 2; [L48] const SORT_3 var_235 = 0; [L49] const SORT_4 var_502 = 5; [L50] const SORT_2 var_517 = 5; [L52] SORT_1 input_147; [L53] SORT_1 input_149; [L54] SORT_1 input_150; [L55] SORT_1 input_151; [L56] SORT_1 input_158; [L57] SORT_1 input_159; [L58] SORT_1 input_160; [L59] SORT_1 input_161; [L60] SORT_1 input_167; [L61] SORT_1 input_168; [L62] SORT_1 input_169; [L63] SORT_1 input_170; [L64] SORT_1 input_176; [L65] SORT_1 input_177; [L66] SORT_1 input_178; [L67] SORT_1 input_179; [L68] SORT_1 input_185; [L69] SORT_1 input_186; [L70] SORT_1 input_187; [L71] SORT_1 input_188; [L72] SORT_1 input_195; [L73] SORT_1 input_197; [L74] SORT_1 input_199; [L75] SORT_1 input_201; [L76] SORT_1 input_202; [L77] SORT_1 input_211; [L78] SORT_1 input_212; [L79] SORT_1 input_213; [L80] SORT_1 input_214; [L81] SORT_1 input_215; [L82] SORT_1 input_216; [L83] SORT_1 input_217; [L84] SORT_1 input_218; [L85] SORT_1 input_219; [L86] SORT_1 input_220; [L87] SORT_1 input_234; [L88] SORT_1 input_242; [L89] SORT_1 input_249; [L90] SORT_1 input_256; [L91] SORT_1 input_263; [L92] SORT_1 input_271; [L93] SORT_1 input_273; [L94] SORT_1 input_277; [L95] SORT_1 input_279; [L96] SORT_1 input_288; [L97] SORT_1 input_302; [L98] SORT_1 input_313; [L99] SORT_1 input_315; [L100] SORT_1 input_319; [L101] SORT_1 input_321; [L102] SORT_1 input_330; [L103] SORT_1 input_344; [L104] SORT_1 input_355; [L105] SORT_1 input_357; [L106] SORT_1 input_361; [L107] SORT_1 input_363; [L108] SORT_1 input_372; [L109] SORT_1 input_386; [L110] SORT_1 input_397; [L111] SORT_1 input_399; [L112] SORT_1 input_403; [L113] SORT_1 input_405; [L114] SORT_1 input_414; [L115] SORT_1 input_428; [L116] SORT_1 input_439; [L117] SORT_1 input_441; [L118] SORT_1 input_445; [L119] SORT_1 input_447; [L120] SORT_1 input_456; [L121] SORT_1 input_470; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L123] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L124] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L125] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L126] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L127] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L127] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L128] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L128] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L129] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L129] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L130] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L130] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L131] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L131] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L132] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L132] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L133] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L133] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L134] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L134] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L135] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L135] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L136] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L136] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L137] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L137] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L138] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L138] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L139] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L139] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L140] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L140] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L141] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L141] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L142] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L142] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L143] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L143] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L144] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L144] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L145] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L145] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L146] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L146] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L147] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L147] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L148] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L148] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L149] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L149] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L150] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L150] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L151] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L151] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L152] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L152] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L153] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L153] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L154] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L154] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L155] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L155] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L156] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L156] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L157] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L157] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L158] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L158] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L159] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L159] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L160] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L160] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L161] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L161] SORT_1 state_83 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L162] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L162] SORT_1 state_85 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L163] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L163] SORT_1 state_87 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L164] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L164] SORT_1 state_89 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L165] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L165] SORT_1 state_91 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L166] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L166] SORT_1 state_93 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L167] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L167] SORT_1 state_95 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L168] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L168] SORT_1 state_97 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L169] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L169] SORT_1 state_99 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L170] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L170] SORT_1 state_101 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L171] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L171] SORT_1 state_103 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L172] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L172] SORT_1 state_105 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L173] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L173] SORT_1 state_107 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L174] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L174] SORT_1 state_109 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L175] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L175] SORT_1 state_111 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L176] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L176] SORT_1 state_113 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L177] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L177] SORT_1 state_115 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L178] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L178] SORT_1 state_117 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L179] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L179] SORT_1 state_119 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L180] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L180] SORT_1 state_121 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L181] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L181] SORT_1 state_123 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L182] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L182] SORT_1 state_125 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L183] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L183] SORT_1 state_127 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L184] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L184] SORT_1 state_129 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L185] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L185] SORT_1 state_131 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L187] SORT_2 init_7_arg_1 = var_5; [L188] state_6 = init_7_arg_1 [L189] SORT_2 init_9_arg_1 = var_5; [L190] state_8 = init_9_arg_1 [L191] SORT_2 init_11_arg_1 = var_5; [L192] state_10 = init_11_arg_1 [L193] SORT_2 init_13_arg_1 = var_5; [L194] state_12 = init_13_arg_1 [L195] SORT_2 init_15_arg_1 = var_5; [L196] state_14 = init_15_arg_1 [L197] SORT_2 init_17_arg_1 = var_5; [L198] state_16 = init_17_arg_1 [L199] SORT_2 init_19_arg_1 = var_5; [L200] state_18 = init_19_arg_1 [L201] SORT_2 init_21_arg_1 = var_5; [L202] state_20 = init_21_arg_1 [L203] SORT_2 init_23_arg_1 = var_5; [L204] state_22 = init_23_arg_1 [L205] SORT_2 init_25_arg_1 = var_5; [L206] state_24 = init_25_arg_1 [L207] SORT_2 init_27_arg_1 = var_5; [L208] state_26 = init_27_arg_1 [L209] SORT_2 init_29_arg_1 = var_5; [L210] state_28 = init_29_arg_1 [L211] SORT_1 init_32_arg_1 = var_30; [L212] state_31 = init_32_arg_1 [L213] SORT_1 init_34_arg_1 = var_30; [L214] state_33 = init_34_arg_1 [L215] SORT_1 init_36_arg_1 = var_30; [L216] state_35 = init_36_arg_1 [L217] SORT_1 init_38_arg_1 = var_30; [L218] state_37 = init_38_arg_1 [L219] SORT_1 init_40_arg_1 = var_30; [L220] state_39 = init_40_arg_1 [L221] SORT_1 init_42_arg_1 = var_30; [L222] state_41 = init_42_arg_1 [L223] SORT_1 init_44_arg_1 = var_30; [L224] state_43 = init_44_arg_1 [L225] SORT_1 init_46_arg_1 = var_30; [L226] state_45 = init_46_arg_1 [L227] SORT_1 init_48_arg_1 = var_30; [L228] state_47 = init_48_arg_1 [L229] SORT_1 init_50_arg_1 = var_30; [L230] state_49 = init_50_arg_1 [L231] SORT_1 init_52_arg_1 = var_30; [L232] state_51 = init_52_arg_1 [L233] SORT_1 init_54_arg_1 = var_30; [L234] state_53 = init_54_arg_1 [L235] SORT_1 init_56_arg_1 = var_30; [L236] state_55 = init_56_arg_1 [L237] SORT_1 init_58_arg_1 = var_30; [L238] state_57 = init_58_arg_1 [L239] SORT_1 init_60_arg_1 = var_30; [L240] state_59 = init_60_arg_1 [L241] SORT_1 init_62_arg_1 = var_30; [L242] state_61 = init_62_arg_1 [L243] SORT_1 init_64_arg_1 = var_30; [L244] state_63 = init_64_arg_1 [L245] SORT_1 init_66_arg_1 = var_30; [L246] state_65 = init_66_arg_1 [L247] SORT_1 init_68_arg_1 = var_30; [L248] state_67 = init_68_arg_1 [L249] SORT_1 init_70_arg_1 = var_30; [L250] state_69 = init_70_arg_1 [L251] SORT_1 init_72_arg_1 = var_30; [L252] state_71 = init_72_arg_1 [L253] SORT_1 init_74_arg_1 = var_30; [L254] state_73 = init_74_arg_1 [L255] SORT_1 init_76_arg_1 = var_30; [L256] state_75 = init_76_arg_1 [L257] SORT_1 init_78_arg_1 = var_30; [L258] state_77 = init_78_arg_1 [L259] SORT_1 init_80_arg_1 = var_30; [L260] state_79 = init_80_arg_1 [L261] SORT_1 init_82_arg_1 = var_30; [L262] state_81 = init_82_arg_1 [L263] SORT_1 init_84_arg_1 = var_30; [L264] state_83 = init_84_arg_1 [L265] SORT_1 init_86_arg_1 = var_30; [L266] state_85 = init_86_arg_1 [L267] SORT_1 init_88_arg_1 = var_30; [L268] state_87 = init_88_arg_1 [L269] SORT_1 init_90_arg_1 = var_30; [L270] state_89 = init_90_arg_1 [L271] SORT_1 init_92_arg_1 = var_30; [L272] state_91 = init_92_arg_1 [L273] SORT_1 init_94_arg_1 = var_30; [L274] state_93 = init_94_arg_1 [L275] SORT_1 init_96_arg_1 = var_30; [L276] state_95 = init_96_arg_1 [L277] SORT_1 init_98_arg_1 = var_30; [L278] state_97 = init_98_arg_1 [L279] SORT_1 init_100_arg_1 = var_30; [L280] state_99 = init_100_arg_1 [L281] SORT_1 init_102_arg_1 = var_30; [L282] state_101 = init_102_arg_1 [L283] SORT_1 init_104_arg_1 = var_30; [L284] state_103 = init_104_arg_1 [L285] SORT_1 init_106_arg_1 = var_30; [L286] state_105 = init_106_arg_1 [L287] SORT_1 init_108_arg_1 = var_30; [L288] state_107 = init_108_arg_1 [L289] SORT_1 init_110_arg_1 = var_30; [L290] state_109 = init_110_arg_1 [L291] SORT_1 init_112_arg_1 = var_30; [L292] state_111 = init_112_arg_1 [L293] SORT_1 init_114_arg_1 = var_30; [L294] state_113 = init_114_arg_1 [L295] SORT_1 init_116_arg_1 = var_30; [L296] state_115 = init_116_arg_1 [L297] SORT_1 init_118_arg_1 = var_30; [L298] state_117 = init_118_arg_1 [L299] SORT_1 init_120_arg_1 = var_30; [L300] state_119 = init_120_arg_1 [L301] SORT_1 init_122_arg_1 = var_30; [L302] state_121 = init_122_arg_1 [L303] SORT_1 init_124_arg_1 = var_30; [L304] state_123 = init_124_arg_1 [L305] SORT_1 init_126_arg_1 = var_30; [L306] state_125 = init_126_arg_1 [L307] SORT_1 init_128_arg_1 = var_30; [L308] state_127 = init_128_arg_1 [L309] SORT_1 init_130_arg_1 = var_30; [L310] state_129 = init_130_arg_1 [L311] SORT_1 init_132_arg_1 = var_30; [L312] state_131 = init_132_arg_1 VAL [init_100_arg_1=0, init_102_arg_1=0, init_104_arg_1=0, init_106_arg_1=0, init_108_arg_1=0, init_110_arg_1=0, init_112_arg_1=0, init_114_arg_1=0, init_116_arg_1=0, init_118_arg_1=0, init_11_arg_1=0, init_120_arg_1=0, init_122_arg_1=0, init_124_arg_1=0, init_126_arg_1=0, init_128_arg_1=0, init_130_arg_1=0, init_132_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_25_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_32_arg_1=0, init_34_arg_1=0, init_36_arg_1=0, init_38_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_68_arg_1=0, init_70_arg_1=0, init_72_arg_1=0, init_74_arg_1=0, init_76_arg_1=0, init_78_arg_1=0, init_7_arg_1=0, init_80_arg_1=0, init_82_arg_1=0, init_84_arg_1=0, init_86_arg_1=0, init_88_arg_1=0, init_90_arg_1=0, init_92_arg_1=0, init_94_arg_1=0, init_96_arg_1=0, init_98_arg_1=0, init_9_arg_1=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=16777215, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_109=0, state_10=0, state_111=0, state_113=0, state_115=0, state_117=0, state_119=0, state_121=0, state_123=0, state_125=0, state_127=0, state_129=0, state_12=0, state_131=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=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_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_133=1, var_134=0, var_148=0, var_152=1, var_194=255, var_196=4, var_198=3, var_200=2, var_235=0, var_30=0, var_502=5, var_517=5, var_5=0] [L315] input_147 = __VERIFIER_nondet_uchar() [L316] EXPR input_147 & mask_SORT_1 [L316] input_147 = input_147 & mask_SORT_1 [L317] input_149 = __VERIFIER_nondet_uchar() [L318] EXPR input_149 & mask_SORT_1 [L318] input_149 = input_149 & mask_SORT_1 [L319] input_150 = __VERIFIER_nondet_uchar() [L320] EXPR input_150 & mask_SORT_1 [L320] input_150 = input_150 & mask_SORT_1 [L321] input_151 = __VERIFIER_nondet_uchar() [L322] EXPR input_151 & mask_SORT_1 [L322] input_151 = input_151 & mask_SORT_1 [L323] input_158 = __VERIFIER_nondet_uchar() [L324] EXPR input_158 & mask_SORT_1 [L324] input_158 = input_158 & mask_SORT_1 [L325] input_159 = __VERIFIER_nondet_uchar() [L326] EXPR input_159 & mask_SORT_1 [L326] input_159 = input_159 & mask_SORT_1 [L327] input_160 = __VERIFIER_nondet_uchar() [L328] EXPR input_160 & mask_SORT_1 [L328] input_160 = input_160 & mask_SORT_1 [L329] input_161 = __VERIFIER_nondet_uchar() [L330] EXPR input_161 & mask_SORT_1 [L330] input_161 = input_161 & mask_SORT_1 [L331] input_167 = __VERIFIER_nondet_uchar() [L332] EXPR input_167 & mask_SORT_1 [L332] input_167 = input_167 & mask_SORT_1 [L333] input_168 = __VERIFIER_nondet_uchar() [L334] EXPR input_168 & mask_SORT_1 [L334] input_168 = input_168 & mask_SORT_1 [L335] input_169 = __VERIFIER_nondet_uchar() [L336] EXPR input_169 & mask_SORT_1 [L336] input_169 = input_169 & mask_SORT_1 [L337] input_170 = __VERIFIER_nondet_uchar() [L338] EXPR input_170 & mask_SORT_1 [L338] input_170 = input_170 & mask_SORT_1 [L339] input_176 = __VERIFIER_nondet_uchar() [L340] EXPR input_176 & mask_SORT_1 [L340] input_176 = input_176 & mask_SORT_1 [L341] input_177 = __VERIFIER_nondet_uchar() [L342] EXPR input_177 & mask_SORT_1 [L342] input_177 = input_177 & mask_SORT_1 [L343] input_178 = __VERIFIER_nondet_uchar() [L344] EXPR input_178 & mask_SORT_1 [L344] input_178 = input_178 & mask_SORT_1 [L345] input_179 = __VERIFIER_nondet_uchar() [L346] EXPR input_179 & mask_SORT_1 [L346] input_179 = input_179 & mask_SORT_1 [L347] input_185 = __VERIFIER_nondet_uchar() [L348] EXPR input_185 & mask_SORT_1 [L348] input_185 = input_185 & mask_SORT_1 [L349] input_186 = __VERIFIER_nondet_uchar() [L350] EXPR input_186 & mask_SORT_1 [L350] input_186 = input_186 & mask_SORT_1 [L351] input_187 = __VERIFIER_nondet_uchar() [L352] EXPR input_187 & mask_SORT_1 [L352] input_187 = input_187 & mask_SORT_1 [L353] input_188 = __VERIFIER_nondet_uchar() [L354] EXPR input_188 & mask_SORT_1 [L354] input_188 = input_188 & mask_SORT_1 [L355] input_195 = __VERIFIER_nondet_uchar() [L356] EXPR input_195 & mask_SORT_1 [L356] input_195 = input_195 & mask_SORT_1 [L357] input_197 = __VERIFIER_nondet_uchar() [L358] EXPR input_197 & mask_SORT_1 [L358] input_197 = input_197 & mask_SORT_1 [L359] input_199 = __VERIFIER_nondet_uchar() [L360] EXPR input_199 & mask_SORT_1 [L360] input_199 = input_199 & mask_SORT_1 [L361] input_201 = __VERIFIER_nondet_uchar() [L362] EXPR input_201 & mask_SORT_1 [L362] input_201 = input_201 & mask_SORT_1 [L363] input_202 = __VERIFIER_nondet_uchar() [L364] EXPR input_202 & mask_SORT_1 [L364] input_202 = input_202 & mask_SORT_1 [L365] input_211 = __VERIFIER_nondet_uchar() [L366] EXPR input_211 & mask_SORT_1 [L366] input_211 = input_211 & mask_SORT_1 [L367] input_212 = __VERIFIER_nondet_uchar() [L368] EXPR input_212 & mask_SORT_1 [L368] input_212 = input_212 & mask_SORT_1 [L369] input_213 = __VERIFIER_nondet_uchar() [L370] EXPR input_213 & mask_SORT_1 [L370] input_213 = input_213 & mask_SORT_1 [L371] input_214 = __VERIFIER_nondet_uchar() [L372] EXPR input_214 & mask_SORT_1 [L372] input_214 = input_214 & mask_SORT_1 [L373] input_215 = __VERIFIER_nondet_uchar() [L374] EXPR input_215 & mask_SORT_1 [L374] input_215 = input_215 & mask_SORT_1 [L375] input_216 = __VERIFIER_nondet_uchar() [L376] EXPR input_216 & mask_SORT_1 [L376] input_216 = input_216 & mask_SORT_1 [L377] input_217 = __VERIFIER_nondet_uchar() [L378] EXPR input_217 & mask_SORT_1 [L378] input_217 = input_217 & mask_SORT_1 [L379] input_218 = __VERIFIER_nondet_uchar() [L380] EXPR input_218 & mask_SORT_1 [L380] input_218 = input_218 & mask_SORT_1 [L381] input_219 = __VERIFIER_nondet_uchar() [L382] EXPR input_219 & mask_SORT_1 [L382] input_219 = input_219 & mask_SORT_1 [L383] input_220 = __VERIFIER_nondet_uchar() [L384] EXPR input_220 & mask_SORT_1 [L384] input_220 = input_220 & mask_SORT_1 [L385] input_234 = __VERIFIER_nondet_uchar() [L386] EXPR input_234 & mask_SORT_1 [L386] input_234 = input_234 & mask_SORT_1 [L387] input_242 = __VERIFIER_nondet_uchar() [L388] EXPR input_242 & mask_SORT_1 [L388] input_242 = input_242 & mask_SORT_1 [L389] input_249 = __VERIFIER_nondet_uchar() [L390] EXPR input_249 & mask_SORT_1 [L390] input_249 = input_249 & mask_SORT_1 [L391] input_256 = __VERIFIER_nondet_uchar() [L392] EXPR input_256 & mask_SORT_1 [L392] input_256 = input_256 & mask_SORT_1 [L393] input_263 = __VERIFIER_nondet_uchar() [L394] EXPR input_263 & mask_SORT_1 [L394] input_263 = input_263 & mask_SORT_1 [L395] input_271 = __VERIFIER_nondet_uchar() [L396] input_273 = __VERIFIER_nondet_uchar() [L397] input_277 = __VERIFIER_nondet_uchar() [L398] input_279 = __VERIFIER_nondet_uchar() [L399] input_288 = __VERIFIER_nondet_uchar() [L400] input_302 = __VERIFIER_nondet_uchar() [L401] input_313 = __VERIFIER_nondet_uchar() [L402] input_315 = __VERIFIER_nondet_uchar() [L403] input_319 = __VERIFIER_nondet_uchar() [L404] input_321 = __VERIFIER_nondet_uchar() [L405] input_330 = __VERIFIER_nondet_uchar() [L406] input_344 = __VERIFIER_nondet_uchar() [L407] input_355 = __VERIFIER_nondet_uchar() [L408] input_357 = __VERIFIER_nondet_uchar() [L409] input_361 = __VERIFIER_nondet_uchar() [L410] input_363 = __VERIFIER_nondet_uchar() [L411] input_372 = __VERIFIER_nondet_uchar() [L412] input_386 = __VERIFIER_nondet_uchar() [L413] input_397 = __VERIFIER_nondet_uchar() [L414] input_399 = __VERIFIER_nondet_uchar() [L415] input_403 = __VERIFIER_nondet_uchar() [L416] input_405 = __VERIFIER_nondet_uchar() [L417] input_414 = __VERIFIER_nondet_uchar() [L418] input_428 = __VERIFIER_nondet_uchar() [L419] input_439 = __VERIFIER_nondet_uchar() [L420] input_441 = __VERIFIER_nondet_uchar() [L421] input_445 = __VERIFIER_nondet_uchar() [L422] input_447 = __VERIFIER_nondet_uchar() [L423] input_456 = __VERIFIER_nondet_uchar() [L424] input_470 = __VERIFIER_nondet_uchar() [L427] SORT_1 var_135_arg_0 = state_33; [L428] SORT_4 var_135_arg_1 = var_133; [L429] SORT_4 var_135_arg_2 = var_134; [L430] SORT_4 var_135 = var_135_arg_0 ? var_135_arg_1 : var_135_arg_2; [L431] SORT_1 var_136_arg_0 = state_53; [L432] SORT_4 var_136_arg_1 = var_133; [L433] SORT_4 var_136_arg_2 = var_134; [L434] SORT_4 var_136 = var_136_arg_0 ? var_136_arg_1 : var_136_arg_2; [L435] SORT_4 var_137_arg_0 = var_135; [L436] SORT_4 var_137_arg_1 = var_136; [L437] SORT_4 var_137 = var_137_arg_0 + var_137_arg_1; [L438] SORT_1 var_138_arg_0 = state_73; [L439] SORT_4 var_138_arg_1 = var_133; [L440] SORT_4 var_138_arg_2 = var_134; [L441] SORT_4 var_138 = var_138_arg_0 ? var_138_arg_1 : var_138_arg_2; [L442] SORT_4 var_139_arg_0 = var_137; [L443] SORT_4 var_139_arg_1 = var_138; [L444] SORT_4 var_139 = var_139_arg_0 + var_139_arg_1; [L445] SORT_1 var_140_arg_0 = state_93; [L446] SORT_4 var_140_arg_1 = var_133; [L447] SORT_4 var_140_arg_2 = var_134; [L448] SORT_4 var_140 = var_140_arg_0 ? var_140_arg_1 : var_140_arg_2; [L449] SORT_4 var_141_arg_0 = var_139; [L450] SORT_4 var_141_arg_1 = var_140; [L451] SORT_4 var_141 = var_141_arg_0 + var_141_arg_1; [L452] SORT_1 var_142_arg_0 = state_113; [L453] SORT_4 var_142_arg_1 = var_133; [L454] SORT_4 var_142_arg_2 = var_134; [L455] SORT_4 var_142 = var_142_arg_0 ? var_142_arg_1 : var_142_arg_2; [L456] SORT_4 var_143_arg_0 = var_141; [L457] SORT_4 var_143_arg_1 = var_142; [L458] SORT_4 var_143 = var_143_arg_0 + var_143_arg_1; [L459] EXPR var_143 & mask_SORT_4 [L459] var_143 = var_143 & mask_SORT_4 [L460] SORT_4 var_144_arg_0 = var_143; [L461] SORT_4 var_144_arg_1 = var_133; [L462] SORT_1 var_144 = var_144_arg_0 <= var_144_arg_1; [L463] SORT_1 var_145_arg_0 = ~state_131; [L464] EXPR var_145_arg_0 & mask_SORT_1 [L464] var_145_arg_0 = var_145_arg_0 & mask_SORT_1 [L465] SORT_1 var_145_arg_1 = ~var_144; [L466] EXPR var_145_arg_1 & mask_SORT_1 [L466] var_145_arg_1 = var_145_arg_1 & mask_SORT_1 [L467] EXPR var_145_arg_0 & var_145_arg_1 [L467] SORT_1 var_145 = var_145_arg_0 & var_145_arg_1; [L468] EXPR var_145 & mask_SORT_1 [L468] var_145 = var_145 & mask_SORT_1 [L469] SORT_1 bad_146_arg_0 = var_145; [L470] CALL __VERIFIER_assert(!(bad_146_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 109.1MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1285.11ms. Allocated memory was 153.1MB in the beginning and 209.7MB in the end (delta: 56.6MB). Free memory was 105.8MB in the beginning and 117.4MB in the end (delta: -11.6MB). Peak memory consumption was 113.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1447.98ms. Allocated memory was 209.7MB in the beginning and 411.0MB in the end (delta: 201.3MB). Free memory was 117.4MB in the beginning and 116.9MB in the end (delta: 523.6kB). Peak memory consumption was 249.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1481.39ms. Allocated memory was 411.0MB in the beginning and 822.1MB in the end (delta: 411.0MB). Free memory was 116.9MB in the beginning and 441.8MB in the end (delta: -324.9MB). Peak memory consumption was 113.2MB. Max. memory is 16.1GB. * RCFGBuilder took 36031.21ms. Allocated memory was 822.1MB in the beginning and 5.6GB in the end (delta: 4.8GB). Free memory was 441.8MB in the beginning and 4.7GB in the end (delta: -4.3GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. * CodeCheck took 5237.84ms. Allocated memory is still 5.6GB. Free memory was 4.7GB in the beginning and 4.4GB in the end (delta: 358.6MB). Peak memory consumption was 360.7MB. Max. memory is 16.1GB. * Witness Printer took 5.75ms. Allocated memory is still 5.6GB. Free memory is still 4.4GB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 21:09:05,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.7.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 655f54e1f7b9b58f1ce09c3f20253fb2c9baba8768e5a52efbc7bbfa55f146d1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:09:08,219 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:09:08,305 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-02 21:09:08,342 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:09:08,343 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:09:08,344 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:09:08,344 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:09:08,345 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:09:08,346 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:09:08,346 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:09:08,347 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:09:08,348 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:09:08,348 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:09:08,349 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:09:08,350 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:09:08,350 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:09:08,351 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:09:08,351 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:09:08,352 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:09:08,353 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:09:08,353 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:09:08,357 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:09:08,357 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:09:08,358 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:09:08,358 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:09:08,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:09:08,359 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:09:08,360 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:09:08,360 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:09:08,360 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:09:08,361 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:09:08,361 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:09:08,362 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:09:08,362 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:09:08,362 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 655f54e1f7b9b58f1ce09c3f20253fb2c9baba8768e5a52efbc7bbfa55f146d1 [2023-12-02 21:09:08,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:09:08,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:09:08,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:09:08,721 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:09:08,721 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:09:08,723 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.7.prop1-func-interl.c [2023-12-02 21:09:12,033 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:09:12,441 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:09:12,442 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.7.prop1-func-interl.c [2023-12-02 21:09:12,474 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/data/aefa5d79f/786a7cd7302747cb9301ede00cc659a9/FLAGd2f067cb8 [2023-12-02 21:09:12,493 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/data/aefa5d79f/786a7cd7302747cb9301ede00cc659a9 [2023-12-02 21:09:12,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:09:12,498 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:09:12,500 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:09:12,500 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:09:12,506 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:09:12,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:09:12" (1/1) ... [2023-12-02 21:09:12,509 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a2abe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:12, skipping insertion in model container [2023-12-02 21:09:12,509 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:09:12" (1/1) ... [2023-12-02 21:09:12,627 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:09:12,885 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.7.prop1-func-interl.c[1174,1187] [2023-12-02 21:09:13,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:09:13,379 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:09:13,394 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.7.prop1-func-interl.c[1174,1187] [2023-12-02 21:09:13,619 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:09:13,635 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:09:13,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:13 WrapperNode [2023-12-02 21:09:13,636 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:09:13,637 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:09:13,637 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:09:13,637 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:09:13,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:13" (1/1) ... [2023-12-02 21:09:13,713 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:13" (1/1) ... [2023-12-02 21:09:13,871 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3931 [2023-12-02 21:09:13,872 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:09:13,873 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:09:13,873 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:09:13,873 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:09:13,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:13" (1/1) ... [2023-12-02 21:09:13,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:13" (1/1) ... [2023-12-02 21:09:13,915 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:13" (1/1) ... [2023-12-02 21:09:13,916 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:13" (1/1) ... [2023-12-02 21:09:14,034 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:13" (1/1) ... [2023-12-02 21:09:14,051 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:13" (1/1) ... [2023-12-02 21:09:14,070 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:13" (1/1) ... [2023-12-02 21:09:14,082 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:13" (1/1) ... [2023-12-02 21:09:14,101 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:09:14,102 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:09:14,102 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:09:14,102 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:09:14,103 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:13" (1/1) ... [2023-12-02 21:09:14,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:09:14,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:09:14,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:09:14,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:09:14,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:09:14,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:09:14,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:09:14,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:09:14,896 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:09:14,899 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:09:21,247 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:09:21,442 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:09:21,442 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:09:21,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:09:21 BoogieIcfgContainer [2023-12-02 21:09:21,444 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:09:21,445 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:09:21,445 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:09:21,454 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:09:21,455 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:09:21" (1/1) ... [2023-12-02 21:09:21,463 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:09:21,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:09:21,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 21:09:21,519 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 21:09:21,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:09:21,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:09:21,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:09:21,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:09:21,524 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:09:21,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 21:09:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:09:22,805 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:09:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:09:23,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:09:23,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:09:23,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:09:23,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 21:09:24,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:09:24,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-02 21:09:24,526 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-02 21:09:24,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 21:09:24,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:09:24,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:09:24,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:09:24,529 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:09:24,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 21:09:27,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:09:27,142 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:09:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:09:28,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 3324 conjuncts, 323 conjunts are in the unsatisfiable core [2023-12-02 21:09:28,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:09:40,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:09:40,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 21:10:11,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:10:13,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:10:13,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2023-12-02 21:10:13,149 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2023-12-02 21:10:13,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 21:10:13,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:10:13,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:10:13,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:10:13,152 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:10:13,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 21:10:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:10:16,961 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:10:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:10:18,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 6406 conjuncts, 735 conjunts are in the unsatisfiable core [2023-12-02 21:10:18,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:12:38,743 WARN L293 SmtUtils]: Spent 5.24s on a formula simplification that was a NOOP. DAG size: 1323 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:12:48,590 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:12:48,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67ec57b-808b-4a61-8f95-d490b0714a27/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-12-02 21:14:19,333 WARN L293 SmtUtils]: Spent 6.71s on a formula simplification. DAG size of input: 786 DAG size of output: 785 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:15:16,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.37s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:15:27,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:15:38,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:15:48,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:18:27,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:18:37,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:18:48,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]