./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p10.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV --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 852b31bb77918f9ff789dd545f15c8575df0839f0cc2131d6ca7329f9665db0f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:23,517 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:23,628 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-11 23:55:23,636 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:55:23,636 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:55:23,697 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:23,698 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:23,698 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:23,699 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:23,704 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:23,705 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:23,705 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:23,706 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:23,708 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:23,708 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:23,709 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:23,709 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:23,709 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:23,710 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:23,710 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:23,711 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:23,712 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:23,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:23,713 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:23,713 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:23,713 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:23,714 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:55:23,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:55:23,715 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:23,715 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_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 852b31bb77918f9ff789dd545f15c8575df0839f0cc2131d6ca7329f9665db0f [2023-11-11 23:55:24,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:24,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:24,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:24,083 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:24,083 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:24,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p10.c [2023-11-11 23:55:27,178 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:27,501 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:27,501 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p10.c [2023-11-11 23:55:27,530 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/data/a5352b7a6/235ebd3eb9924972b58cf81c9f580431/FLAGeff29c6b2 [2023-11-11 23:55:27,547 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/data/a5352b7a6/235ebd3eb9924972b58cf81c9f580431 [2023-11-11 23:55:27,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:27,556 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:27,559 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:27,559 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:27,564 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:27,567 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:27" (1/1) ... [2023-11-11 23:55:27,569 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cc4d152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:27, skipping insertion in model container [2023-11-11 23:55:27,569 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:27" (1/1) ... [2023-11-11 23:55:27,633 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:27,848 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_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p10.c[1266,1279] [2023-11-11 23:55:28,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:28,017 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:28,030 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_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p10.c[1266,1279] [2023-11-11 23:55:28,091 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:28,106 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:28,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:28 WrapperNode [2023-11-11 23:55:28,106 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:28,107 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:28,108 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:28,108 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:28,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:28" (1/1) ... [2023-11-11 23:55:28,146 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:28" (1/1) ... [2023-11-11 23:55:28,246 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 815 [2023-11-11 23:55:28,246 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:28,247 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:28,247 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:28,247 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:28,258 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:28" (1/1) ... [2023-11-11 23:55:28,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:28" (1/1) ... [2023-11-11 23:55:28,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:28" (1/1) ... [2023-11-11 23:55:28,276 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:28" (1/1) ... [2023-11-11 23:55:28,319 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:28" (1/1) ... [2023-11-11 23:55:28,329 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:28" (1/1) ... [2023-11-11 23:55:28,337 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:28" (1/1) ... [2023-11-11 23:55:28,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:28" (1/1) ... [2023-11-11 23:55:28,381 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:28,382 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:28,383 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:28,383 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:28,384 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:28" (1/1) ... [2023-11-11 23:55:28,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:28,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:28,425 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:28,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:28,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:28,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:55:28,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:28,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:28,745 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:28,748 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:29,652 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:30,701 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:30,701 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:55:30,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:30 BoogieIcfgContainer [2023-11-11 23:55:30,705 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:30,707 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:30,707 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:30,717 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:30,718 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:30" (1/1) ... [2023-11-11 23:55:30,727 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:55:30,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:30,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-11 23:55:30,787 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-11 23:55:30,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:55:30,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:30,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:31,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:55:31,183 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:55:31,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:55:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:55:31,593 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:55:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:55:31,800 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-11 23:55:31,851 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-11 23:55:31,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:55:31 ImpRootNode [2023-11-11 23:55:31,866 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:55:31,868 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:55:31,868 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:55:31,869 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:55:31,869 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:30" (3/4) ... [2023-11-11 23:55:31,873 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-11 23:55:31,874 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:55:31,876 INFO L158 Benchmark]: Toolchain (without parser) took 4319.46ms. Allocated memory was 167.8MB in the beginning and 222.3MB in the end (delta: 54.5MB). Free memory was 136.9MB in the beginning and 86.3MB in the end (delta: 50.6MB). Peak memory consumption was 105.5MB. Max. memory is 16.1GB. [2023-11-11 23:55:31,876 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory was 99.1MB in the beginning and 99.0MB in the end (delta: 73.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:31,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 547.42ms. Allocated memory is still 167.8MB. Free memory was 136.5MB in the beginning and 114.9MB in the end (delta: 21.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:31,879 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.93ms. Allocated memory is still 167.8MB. Free memory was 114.9MB in the beginning and 101.1MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:55:31,880 INFO L158 Benchmark]: Boogie Preprocessor took 134.42ms. Allocated memory is still 167.8MB. Free memory was 101.1MB in the beginning and 95.5MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:55:31,881 INFO L158 Benchmark]: RCFGBuilder took 2322.79ms. Allocated memory was 167.8MB in the beginning and 222.3MB in the end (delta: 54.5MB). Free memory was 95.5MB in the beginning and 141.8MB in the end (delta: -46.4MB). Peak memory consumption was 94.0MB. Max. memory is 16.1GB. [2023-11-11 23:55:31,884 INFO L158 Benchmark]: CodeCheck took 1159.31ms. Allocated memory is still 222.3MB. Free memory was 141.8MB in the beginning and 86.3MB in the end (delta: 55.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-11 23:55:31,885 INFO L158 Benchmark]: Witness Printer took 6.43ms. Allocated memory is still 222.3MB. Free memory was 86.3MB in the beginning and 86.3MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:31,897 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, 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: 0.0s SsaConstructionTime, 0.1s 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 bitwiseOr at line 165, overapproximation of bitwiseAnd at line 152. 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_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 8); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L32] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 32); [L33] const SORT_10 msb_SORT_10 = (SORT_10)1 << (32 - 1); [L35] const SORT_31 mask_SORT_31 = (SORT_31)-1 >> (sizeof(SORT_31) * 8 - 4); [L36] const SORT_31 msb_SORT_31 = (SORT_31)1 << (4 - 1); [L38] const SORT_67 mask_SORT_67 = (SORT_67)-1 >> (sizeof(SORT_67) * 8 - 10); [L39] const SORT_67 msb_SORT_67 = (SORT_67)1 << (10 - 1); [L41] const SORT_1 var_7 = 0; [L42] const SORT_10 var_12 = 0; [L43] const SORT_1 var_21 = 1; [L44] const SORT_67 var_68 = 0; [L45] const SORT_10 var_123 = 104; [L46] const SORT_10 var_140 = 1; [L48] SORT_1 input_2; [L49] SORT_3 input_4; [L50] SORT_1 input_5; [L51] SORT_1 input_6; [L52] SORT_1 input_29; [L53] SORT_31 input_32; [L54] SORT_1 input_34; [L55] SORT_31 input_36; [L56] SORT_1 input_38; [L57] SORT_1 input_44; [L58] SORT_1 input_46; [L59] SORT_1 input_48; [L60] SORT_3 input_52; [L61] SORT_1 input_55; [L62] SORT_1 input_63; [L63] SORT_1 input_73; [L64] SORT_1 input_79; [L65] SORT_1 input_80; [L66] SORT_1 input_92; [L67] SORT_1 input_99; [L68] SORT_1 input_105; [L69] SORT_1 input_111; [L70] SORT_1 input_117; [L71] SORT_1 input_118; [L72] SORT_1 input_119; [L73] SORT_67 input_138; [L74] SORT_1 input_147; [L75] SORT_1 input_148; [L76] SORT_1 input_149; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L78] SORT_1 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L79] SORT_1 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L80] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L81] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L82] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L83] SORT_1 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L84] SORT_1 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L85] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L86] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L87] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L88] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] EXPR __VERIFIER_nondet_ushort() & mask_SORT_67 [L89] SORT_67 state_69 = __VERIFIER_nondet_ushort() & mask_SORT_67; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L90] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L92] SORT_1 init_9_arg_1 = var_7; [L93] state_8 = init_9_arg_1 [L94] SORT_1 init_15_arg_1 = var_7; [L95] state_14 = init_15_arg_1 [L96] SORT_1 init_26_arg_1 = var_7; [L97] state_25 = init_26_arg_1 [L98] SORT_1 init_28_arg_1 = var_7; [L99] state_27 = init_28_arg_1 [L100] SORT_1 init_41_arg_1 = var_7; [L101] state_40 = init_41_arg_1 [L102] SORT_1 init_43_arg_1 = var_7; [L103] state_42 = init_43_arg_1 [L104] SORT_1 init_51_arg_1 = var_21; [L105] state_50 = init_51_arg_1 [L106] SORT_1 init_58_arg_1 = var_7; [L107] state_57 = init_58_arg_1 [L108] SORT_1 init_60_arg_1 = var_7; [L109] state_59 = init_60_arg_1 [L110] SORT_1 init_62_arg_1 = var_7; [L111] state_61 = init_62_arg_1 [L112] SORT_1 init_66_arg_1 = var_7; [L113] state_65 = init_66_arg_1 [L114] SORT_67 init_70_arg_1 = var_68; [L115] state_69 = init_70_arg_1 [L116] SORT_1 init_72_arg_1 = var_7; [L117] state_71 = init_72_arg_1 VAL [init_15_arg_1=0, init_26_arg_1=0, init_28_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_51_arg_1=1, init_58_arg_1=0, init_60_arg_1=0, init_62_arg_1=0, init_66_arg_1=0, init_70_arg_1=0, init_72_arg_1=0, init_9_arg_1=0, mask_SORT_10=4294967295, mask_SORT_1=1, mask_SORT_31=15, mask_SORT_3=255, mask_SORT_67=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_31=8, msb_SORT_3=128, msb_SORT_67=512, state_14=0, state_25=0, state_27=0, state_40=0, state_42=0, state_50=1, state_57=0, state_59=0, state_61=0, state_65=0, state_69=0, state_71=0, state_8=0, var_123=104, var_12=0, var_140=1, var_21=1, var_68=0, var_7=0] [L120] input_2 = __VERIFIER_nondet_uchar() [L121] input_4 = __VERIFIER_nondet_uchar() [L122] input_5 = __VERIFIER_nondet_uchar() [L123] input_6 = __VERIFIER_nondet_uchar() [L124] input_29 = __VERIFIER_nondet_uchar() [L125] input_32 = __VERIFIER_nondet_uchar() [L126] input_34 = __VERIFIER_nondet_uchar() [L127] input_36 = __VERIFIER_nondet_uchar() [L128] input_38 = __VERIFIER_nondet_uchar() [L129] input_44 = __VERIFIER_nondet_uchar() [L130] input_46 = __VERIFIER_nondet_uchar() [L131] input_48 = __VERIFIER_nondet_uchar() [L132] input_52 = __VERIFIER_nondet_uchar() [L133] input_55 = __VERIFIER_nondet_uchar() [L134] input_63 = __VERIFIER_nondet_uchar() [L135] input_73 = __VERIFIER_nondet_uchar() [L136] input_79 = __VERIFIER_nondet_uchar() [L137] input_80 = __VERIFIER_nondet_uchar() [L138] input_92 = __VERIFIER_nondet_uchar() [L139] input_99 = __VERIFIER_nondet_uchar() [L140] input_105 = __VERIFIER_nondet_uchar() [L141] input_111 = __VERIFIER_nondet_uchar() [L142] input_117 = __VERIFIER_nondet_uchar() [L143] input_118 = __VERIFIER_nondet_uchar() [L144] input_119 = __VERIFIER_nondet_uchar() [L145] input_138 = __VERIFIER_nondet_ushort() [L146] input_147 = __VERIFIER_nondet_uchar() [L147] input_148 = __VERIFIER_nondet_uchar() [L148] input_149 = __VERIFIER_nondet_uchar() [L151] SORT_1 var_11_arg_0 = state_8; [L152] EXPR var_11_arg_0 & mask_SORT_1 [L152] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L153] SORT_10 var_11 = var_11_arg_0; [L154] SORT_10 var_13_arg_0 = var_11; [L155] SORT_10 var_13_arg_1 = var_12; [L156] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L157] SORT_1 var_16_arg_0 = state_14; [L158] EXPR var_16_arg_0 & mask_SORT_1 [L158] var_16_arg_0 = var_16_arg_0 & mask_SORT_1 [L159] SORT_10 var_16 = var_16_arg_0; [L160] SORT_10 var_17_arg_0 = var_16; [L161] SORT_10 var_17_arg_1 = var_12; [L162] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L163] SORT_1 var_18_arg_0 = var_13; [L164] SORT_1 var_18_arg_1 = var_17; [L165] EXPR var_18_arg_0 | var_18_arg_1 [L165] SORT_1 var_18 = var_18_arg_0 | var_18_arg_1; [L166] SORT_1 var_22_arg_0 = var_18; [L167] SORT_1 var_22 = ~var_22_arg_0; [L168] SORT_1 var_23_arg_0 = var_21; [L169] SORT_1 var_23_arg_1 = var_22; [L170] EXPR var_23_arg_0 & var_23_arg_1 [L170] SORT_1 var_23 = var_23_arg_0 & var_23_arg_1; [L171] EXPR var_23 & mask_SORT_1 [L171] var_23 = var_23 & mask_SORT_1 [L172] SORT_1 bad_24_arg_0 = var_23; [L173] CALL __VERIFIER_assert(!(bad_24_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 0.29ms. Allocated memory is still 125.8MB. Free memory was 99.1MB in the beginning and 99.0MB in the end (delta: 73.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 547.42ms. Allocated memory is still 167.8MB. Free memory was 136.5MB in the beginning and 114.9MB in the end (delta: 21.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.93ms. Allocated memory is still 167.8MB. Free memory was 114.9MB in the beginning and 101.1MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 134.42ms. Allocated memory is still 167.8MB. Free memory was 101.1MB in the beginning and 95.5MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2322.79ms. Allocated memory was 167.8MB in the beginning and 222.3MB in the end (delta: 54.5MB). Free memory was 95.5MB in the beginning and 141.8MB in the end (delta: -46.4MB). Peak memory consumption was 94.0MB. Max. memory is 16.1GB. * CodeCheck took 1159.31ms. Allocated memory is still 222.3MB. Free memory was 141.8MB in the beginning and 86.3MB in the end (delta: 55.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Witness Printer took 6.43ms. Allocated memory is still 222.3MB. Free memory was 86.3MB in the beginning and 86.3MB 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 [2023-11-11 23:55:31,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV --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 852b31bb77918f9ff789dd545f15c8575df0839f0cc2131d6ca7329f9665db0f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:34,573 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:34,715 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-11 23:55:34,769 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:34,770 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:34,771 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:34,772 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:34,773 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:34,773 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:34,778 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:34,779 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:34,779 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:34,780 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:34,781 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:34,782 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:55:34,782 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:55:34,783 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:55:34,783 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:34,783 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:34,785 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:34,785 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:34,786 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:55:34,786 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:34,787 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:55:34,787 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:34,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:34,788 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:34,788 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:34,789 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:34,789 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:55:34,790 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:34,791 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:34,791 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:55:34,791 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:55:34,791 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_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 852b31bb77918f9ff789dd545f15c8575df0839f0cc2131d6ca7329f9665db0f [2023-11-11 23:55:35,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:35,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:35,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:35,209 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:35,209 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:35,211 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p10.c [2023-11-11 23:55:38,471 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:38,840 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:38,841 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p10.c [2023-11-11 23:55:38,852 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/data/eea3a8a9c/35f513b76899429d8811eae624604cc9/FLAGb791e1c38 [2023-11-11 23:55:39,077 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/data/eea3a8a9c/35f513b76899429d8811eae624604cc9 [2023-11-11 23:55:39,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:39,082 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:39,083 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:39,083 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:39,088 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:39,095 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,097 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d271526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39, skipping insertion in model container [2023-11-11 23:55:39,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,159 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:39,375 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_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p10.c[1266,1279] [2023-11-11 23:55:39,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:39,569 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:39,585 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_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p10.c[1266,1279] [2023-11-11 23:55:39,680 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:39,695 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:39,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39 WrapperNode [2023-11-11 23:55:39,696 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:39,697 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:39,698 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:39,698 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:39,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,725 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,777 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 485 [2023-11-11 23:55:39,784 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:39,785 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:39,785 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:39,786 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:39,796 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,808 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,823 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,840 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,844 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,847 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,851 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,858 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:39,859 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:39,859 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:39,859 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:39,860 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:39" (1/1) ... [2023-11-11 23:55:39,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:39,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:39,899 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:39,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:39,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:39,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:55:39,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:39,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:40,144 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:40,147 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:40,692 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:40,743 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:40,744 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:55:40,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:40 BoogieIcfgContainer [2023-11-11 23:55:40,747 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:40,748 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:40,749 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:40,760 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:40,760 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:40" (1/1) ... [2023-11-11 23:55:40,770 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:55:40,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:40,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-11 23:55:40,839 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-11 23:55:40,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:55:40,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:40,843 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:40,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:55:40,846 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:55:40,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:55:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:41,126 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:55:41,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:41,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-11 23:55:41,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:41,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:41,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-11 23:55:41,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:41,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-11-11 23:55:41,636 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-11-11 23:55:41,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:55:41,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:41,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:41,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:55:41,644 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:55:41,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-11 23:55:42,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:42,046 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:55:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:42,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-11 23:55:42,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:42,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:42,617 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:55:42,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-11-11 23:55:43,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:43,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2023-11-11 23:55:43,167 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2023-11-11 23:55:43,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:55:43,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:43,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:43,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:55:43,172 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:55:43,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-11 23:55:43,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:43,730 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:55:43,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:43,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 57 conjunts are in the unsatisfiable core [2023-11-11 23:55:43,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:44,586 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:44,592 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:55:44,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-11 23:55:46,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:46,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 18 states and 36 transitions. [2023-11-11 23:55:46,913 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 36 transitions. [2023-11-11 23:55:46,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:55:46,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:46,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:46,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:55:46,918 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:55:46,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-11 23:55:47,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:47,543 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:55:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:47,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 833 conjuncts, 98 conjunts are in the unsatisfiable core [2023-11-11 23:55:47,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:48,701 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:48,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-11 23:55:51,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:51,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 24 states and 55 transitions. [2023-11-11 23:55:51,157 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 55 transitions. [2023-11-11 23:55:51,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:55:51,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:51,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:51,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:55:51,160 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:55:51,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-11 23:55:52,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:52,053 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:55:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:52,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 1085 conjuncts, 140 conjunts are in the unsatisfiable core [2023-11-11 23:55:52,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:53,732 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:53,740 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:55:53,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-11 23:55:56,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:56,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 30 states and 75 transitions. [2023-11-11 23:55:56,454 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 75 transitions. [2023-11-11 23:55:56,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:55:56,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:56,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:56,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:55:56,457 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:55:56,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-11 23:55:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:57,437 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:55:57,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:57,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 1337 conjuncts, 196 conjunts are in the unsatisfiable core [2023-11-11 23:55:57,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:59,656 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:59,664 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:55:59,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-11 23:56:01,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:01,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2023-11-11 23:56:01,648 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2023-11-11 23:56:01,649 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-11 23:56:01,649 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2023-11-11 23:56:01,657 INFO L753 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-11 23:56:01,765 INFO L560 CodeCheckObserver]: Invariant with dag size 30 [2023-11-11 23:56:01,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:56:01 ImpRootNode [2023-11-11 23:56:01,773 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:56:01,774 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:56:01,774 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:56:01,774 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:56:01,775 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:40" (3/4) ... [2023-11-11 23:56:01,776 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-11 23:56:01,804 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-11 23:56:01,805 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-11 23:56:01,806 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-11 23:56:01,808 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-11 23:56:02,010 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-11 23:56:02,011 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-11 23:56:02,011 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:56:02,012 INFO L158 Benchmark]: Toolchain (without parser) took 22930.05ms. Allocated memory was 79.7MB in the beginning and 358.6MB in the end (delta: 278.9MB). Free memory was 54.8MB in the beginning and 231.4MB in the end (delta: -176.6MB). Peak memory consumption was 104.7MB. Max. memory is 16.1GB. [2023-11-11 23:56:02,012 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 79.7MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:02,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 613.36ms. Allocated memory was 79.7MB in the beginning and 115.3MB in the end (delta: 35.7MB). Free memory was 54.6MB in the beginning and 88.9MB in the end (delta: -34.4MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2023-11-11 23:56:02,013 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.38ms. Allocated memory is still 115.3MB. Free memory was 88.9MB in the beginning and 85.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:56:02,014 INFO L158 Benchmark]: Boogie Preprocessor took 73.01ms. Allocated memory is still 115.3MB. Free memory was 85.2MB in the beginning and 82.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:02,014 INFO L158 Benchmark]: RCFGBuilder took 888.12ms. Allocated memory is still 115.3MB. Free memory was 82.2MB in the beginning and 68.7MB in the end (delta: 13.5MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2023-11-11 23:56:02,015 INFO L158 Benchmark]: CodeCheck took 21024.85ms. Allocated memory was 115.3MB in the beginning and 358.6MB in the end (delta: 243.3MB). Free memory was 68.7MB in the beginning and 241.8MB in the end (delta: -173.1MB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB. [2023-11-11 23:56:02,015 INFO L158 Benchmark]: Witness Printer took 237.39ms. Allocated memory is still 358.6MB. Free memory was 241.8MB in the beginning and 231.4MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-11 23:56:02,018 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: 20.9s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 158 SdHoareTripleChecker+Valid, 6.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 108 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 5.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 87 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 685 IncrementalHoareTripleChecker+Invalid, 772 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 87 mSolverCounterUnsat, 6 mSDtfsCounter, 685 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 876 GetRequests, 748 SyntacticMatches, 18 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5172 ImplicationChecksByTransitivity, 8.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.5s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 69 NumberOfCodeBlocks, 69 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 63 ConstructedInterpolants, 0 QuantifiedInterpolants, 1136 SizeOfPredicates, 478 NumberOfNonLiveVariables, 4242 ConjunctsInSsa, 546 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 0/90 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 - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: (((((((((((((1 == mask_SORT_1) && (0 == state_27)) && (state_8 == 0)) && (0 == state_40)) && (1 == state_50)) && (var_7 == 0)) && (0 == state_42)) && (0 == state_71)) && (0 == state_57)) && (0 == state_59)) && (0 == state_61)) && (var_12 == 0)) && (0 == state_14)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 79.7MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 613.36ms. Allocated memory was 79.7MB in the beginning and 115.3MB in the end (delta: 35.7MB). Free memory was 54.6MB in the beginning and 88.9MB in the end (delta: -34.4MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.38ms. Allocated memory is still 115.3MB. Free memory was 88.9MB in the beginning and 85.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.01ms. Allocated memory is still 115.3MB. Free memory was 85.2MB in the beginning and 82.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 888.12ms. Allocated memory is still 115.3MB. Free memory was 82.2MB in the beginning and 68.7MB in the end (delta: 13.5MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * CodeCheck took 21024.85ms. Allocated memory was 115.3MB in the beginning and 358.6MB in the end (delta: 243.3MB). Free memory was 68.7MB in the beginning and 241.8MB in the end (delta: -173.1MB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB. * Witness Printer took 237.39ms. Allocated memory is still 358.6MB. Free memory was 241.8MB in the beginning and 231.4MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-11 23:56:02,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ee55dc-22a6-445b-86c8-681e2cdeb54c/bin/ukojak-verify-0OAaufAVZV/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 Writing output log to file Ultimate.log Result: TRUE