./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p2.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_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/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_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/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_f55160e3-2a8b-473b-9979-79ca520db394/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 5b0af5d1e81b8ef08a8c715e25cc88665897ce7d17ecd1eab38dd9c44cbe0a9d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:57,701 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:57,820 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-12 00:06:57,825 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:06:57,826 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:06:57,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:57,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:57,854 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:57,855 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:57,855 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:57,856 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:57,857 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:57,857 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:06:57,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:57,858 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:57,859 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:57,859 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:57,860 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:57,860 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:57,861 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:57,861 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:57,862 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:57,863 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:57,863 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:57,864 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:57,864 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:57,865 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:06:57,865 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:06:57,865 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:57,866 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_f55160e3-2a8b-473b-9979-79ca520db394/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b0af5d1e81b8ef08a8c715e25cc88665897ce7d17ecd1eab38dd9c44cbe0a9d [2023-11-12 00:06:58,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:58,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:58,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:58,168 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:58,169 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:58,170 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p2.c [2023-11-12 00:07:01,320 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:07:01,705 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:07:01,706 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p2.c [2023-11-12 00:07:01,726 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/data/10ac3c478/47defe88a91942d0acec936651de9eb8/FLAG190b238d5 [2023-11-12 00:07:01,742 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/data/10ac3c478/47defe88a91942d0acec936651de9eb8 [2023-11-12 00:07:01,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:07:01,748 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:07:01,749 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:01,750 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:07:01,756 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:07:01,757 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:01" (1/1) ... [2023-11-12 00:07:01,758 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@673d76d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:01, skipping insertion in model container [2023-11-12 00:07:01,758 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:01" (1/1) ... [2023-11-12 00:07:01,858 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:07:02,130 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_f55160e3-2a8b-473b-9979-79ca520db394/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p2.c[1260,1273] [2023-11-12 00:07:02,635 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:02,647 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:07:02,660 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_f55160e3-2a8b-473b-9979-79ca520db394/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p2.c[1260,1273] [2023-11-12 00:07:02,831 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:02,848 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:07:02,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:02 WrapperNode [2023-11-12 00:07:02,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:02,850 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:02,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:07:02,851 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:07:02,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:02" (1/1) ... [2023-11-12 00:07:02,942 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:02" (1/1) ... [2023-11-12 00:07:03,689 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5129 [2023-11-12 00:07:03,689 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:03,690 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:07:03,690 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:07:03,691 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:07:03,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:02" (1/1) ... [2023-11-12 00:07:03,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:02" (1/1) ... [2023-11-12 00:07:03,870 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:02" (1/1) ... [2023-11-12 00:07:03,870 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:02" (1/1) ... [2023-11-12 00:07:04,261 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:02" (1/1) ... [2023-11-12 00:07:04,299 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:02" (1/1) ... [2023-11-12 00:07:04,435 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:02" (1/1) ... [2023-11-12 00:07:04,492 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:02" (1/1) ... [2023-11-12 00:07:04,753 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:07:04,754 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:07:04,754 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:07:04,754 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:07:04,761 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:02" (1/1) ... [2023-11-12 00:07:04,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:04,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:07:04,809 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:07:04,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:07:04,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:07:04,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:07:04,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:07:04,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:07:05,304 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:07:05,306 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:07:09,508 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:07:28,816 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:07:28,817 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:07:28,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:28 BoogieIcfgContainer [2023-11-12 00:07:28,820 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:07:28,821 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:07:28,821 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:07:28,831 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:07:28,832 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:28" (1/1) ... [2023-11-12 00:07:28,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:07:28,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:28,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-12 00:07:28,900 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-12 00:07:28,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:07:28,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:28,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:07:29,332 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:07:29,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:07:29,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:07:29,874 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:07:30,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:07:30,395 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-12 00:07:30,441 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-12 00:07:30,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:07:30 ImpRootNode [2023-11-12 00:07:30,455 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:07:30,459 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:07:30,459 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:07:30,460 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:07:30,460 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:28" (3/4) ... [2023-11-12 00:07:30,465 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:07:30,467 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:07:30,469 INFO L158 Benchmark]: Toolchain (without parser) took 28720.12ms. Allocated memory was 174.1MB in the beginning and 7.2GB in the end (delta: 7.1GB). Free memory was 124.8MB in the beginning and 6.7GB in the end (delta: -6.6GB). Peak memory consumption was 491.6MB. Max. memory is 16.1GB. [2023-11-12 00:07:30,469 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 134.2MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:30,470 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1099.72ms. Allocated memory is still 174.1MB. Free memory was 124.4MB in the beginning and 92.6MB in the end (delta: 31.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-12 00:07:30,472 INFO L158 Benchmark]: Boogie Procedure Inliner took 839.36ms. Allocated memory was 174.1MB in the beginning and 249.6MB in the end (delta: 75.5MB). Free memory was 92.6MB in the beginning and 132.1MB in the end (delta: -39.5MB). Peak memory consumption was 112.9MB. Max. memory is 16.1GB. [2023-11-12 00:07:30,473 INFO L158 Benchmark]: Boogie Preprocessor took 1062.79ms. Allocated memory is still 249.6MB. Free memory was 132.1MB in the beginning and 110.4MB in the end (delta: 21.7MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2023-11-12 00:07:30,474 INFO L158 Benchmark]: RCFGBuilder took 24066.69ms. Allocated memory was 249.6MB in the beginning and 7.2GB in the end (delta: 7.0GB). Free memory was 110.4MB in the beginning and 6.8GB in the end (delta: -6.7GB). Peak memory consumption was 691.8MB. Max. memory is 16.1GB. [2023-11-12 00:07:30,475 INFO L158 Benchmark]: CodeCheck took 1634.17ms. Allocated memory is still 7.2GB. Free memory was 6.8GB in the beginning and 6.7GB in the end (delta: 96.5MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. [2023-11-12 00:07:30,476 INFO L158 Benchmark]: Witness Printer took 8.41ms. Allocated memory is still 7.2GB. Free memory is still 6.7GB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:30,488 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: 1.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s 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 193. 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 - 16); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (16 - 1); [L32] const SORT_38 mask_SORT_38 = (SORT_38)-1 >> (sizeof(SORT_38) * 8 - 12); [L33] const SORT_38 msb_SORT_38 = (SORT_38)1 << (12 - 1); [L35] const SORT_44 mask_SORT_44 = (SORT_44)-1 >> (sizeof(SORT_44) * 8 - 3); [L36] const SORT_44 msb_SORT_44 = (SORT_44)1 << (3 - 1); [L38] const SORT_71 mask_SORT_71 = (SORT_71)-1 >> (sizeof(SORT_71) * 8 - 2); [L39] const SORT_71 msb_SORT_71 = (SORT_71)1 << (2 - 1); [L41] const SORT_230 mask_SORT_230 = (SORT_230)-1 >> (sizeof(SORT_230) * 8 - 4); [L42] const SORT_230 msb_SORT_230 = (SORT_230)1 << (4 - 1); [L44] const SORT_232 mask_SORT_232 = (SORT_232)-1 >> (sizeof(SORT_232) * 8 - 5); [L45] const SORT_232 msb_SORT_232 = (SORT_232)1 << (5 - 1); [L47] const SORT_234 mask_SORT_234 = (SORT_234)-1 >> (sizeof(SORT_234) * 8 - 6); [L48] const SORT_234 msb_SORT_234 = (SORT_234)1 << (6 - 1); [L50] const SORT_236 mask_SORT_236 = (SORT_236)-1 >> (sizeof(SORT_236) * 8 - 7); [L51] const SORT_236 msb_SORT_236 = (SORT_236)1 << (7 - 1); [L53] const SORT_238 mask_SORT_238 = (SORT_238)-1 >> (sizeof(SORT_238) * 8 - 8); [L54] const SORT_238 msb_SORT_238 = (SORT_238)1 << (8 - 1); [L56] const SORT_240 mask_SORT_240 = (SORT_240)-1 >> (sizeof(SORT_240) * 8 - 9); [L57] const SORT_240 msb_SORT_240 = (SORT_240)1 << (9 - 1); [L59] const SORT_242 mask_SORT_242 = (SORT_242)-1 >> (sizeof(SORT_242) * 8 - 10); [L60] const SORT_242 msb_SORT_242 = (SORT_242)1 << (10 - 1); [L62] const SORT_244 mask_SORT_244 = (SORT_244)-1 >> (sizeof(SORT_244) * 8 - 11); [L63] const SORT_244 msb_SORT_244 = (SORT_244)1 << (11 - 1); [L65] const SORT_247 mask_SORT_247 = (SORT_247)-1 >> (sizeof(SORT_247) * 8 - 13); [L66] const SORT_247 msb_SORT_247 = (SORT_247)1 << (13 - 1); [L68] const SORT_249 mask_SORT_249 = (SORT_249)-1 >> (sizeof(SORT_249) * 8 - 14); [L69] const SORT_249 msb_SORT_249 = (SORT_249)1 << (14 - 1); [L71] const SORT_251 mask_SORT_251 = (SORT_251)-1 >> (sizeof(SORT_251) * 8 - 15); [L72] const SORT_251 msb_SORT_251 = (SORT_251)1 << (15 - 1); [L74] const SORT_460 mask_SORT_460 = (SORT_460)-1 >> (sizeof(SORT_460) * 8 - 17); [L75] const SORT_460 msb_SORT_460 = (SORT_460)1 << (17 - 1); [L77] const SORT_3 var_6 = 0; [L78] const SORT_1 var_11 = 0; [L79] const SORT_1 var_22 = 1; [L80] const SORT_38 var_39 = 0; [L81] const SORT_44 var_45 = 0; [L82] const SORT_44 var_49 = 2; [L83] const SORT_44 var_53 = 1; [L84] const SORT_44 var_58 = 4; [L85] const SORT_44 var_60 = 5; [L86] const SORT_44 var_64 = 3; [L87] const SORT_71 var_73 = 0; [L88] const SORT_3 var_80 = 65535; [L89] const SORT_232 var_461 = 0; [L90] const SORT_236 var_507 = 5; [L91] const SORT_236 var_511 = 4; [L92] const SORT_236 var_515 = 3; [L93] const SORT_236 var_519 = 2; [L94] const SORT_236 var_523 = 1; [L95] const SORT_236 var_527 = 0; [L96] const SORT_38 var_561 = 2; [L98] SORT_1 input_2; [L99] SORT_3 input_4; [L100] SORT_3 input_5; [L101] SORT_3 input_68; [L102] SORT_3 input_69; [L103] SORT_3 input_70; [L104] SORT_3 input_79; [L105] SORT_3 input_88; [L106] SORT_3 input_89; [L107] SORT_3 input_90; [L108] SORT_3 input_93; [L109] SORT_3 input_111; [L110] SORT_3 input_112; [L111] SORT_3 input_113; [L112] SORT_3 input_116; [L113] SORT_3 input_118; [L114] SORT_71 input_132; [L115] SORT_71 input_133; [L116] SORT_71 input_134; [L118] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L118] SORT_3 state_7 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L119] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L119] SORT_3 state_9 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L120] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L120] SORT_3 state_13 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L121] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L121] SORT_3 state_15 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L122] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L122] SORT_3 state_26 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L123] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L123] SORT_3 state_28 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L124] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L124] SORT_3 state_30 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L125] SORT_1 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L126] SORT_3 state_34 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L127] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L127] SORT_3 state_36 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L128] EXPR __VERIFIER_nondet_ushort() & mask_SORT_38 [L128] SORT_38 state_40 = __VERIFIER_nondet_ushort() & mask_SORT_38; [L129] EXPR __VERIFIER_nondet_ushort() & mask_SORT_38 [L129] SORT_38 state_42 = __VERIFIER_nondet_ushort() & mask_SORT_38; [L130] EXPR __VERIFIER_nondet_uchar() & mask_SORT_44 [L130] SORT_44 state_46 = __VERIFIER_nondet_uchar() & mask_SORT_44; [L132] SORT_3 init_8_arg_1 = var_6; [L133] state_7 = init_8_arg_1 [L134] SORT_3 init_10_arg_1 = var_6; [L135] state_9 = init_10_arg_1 [L136] SORT_3 init_14_arg_1 = var_6; [L137] state_13 = init_14_arg_1 [L138] SORT_3 init_16_arg_1 = var_6; [L139] state_15 = init_16_arg_1 [L140] SORT_3 init_27_arg_1 = var_6; [L141] state_26 = init_27_arg_1 [L142] SORT_3 init_29_arg_1 = var_6; [L143] state_28 = init_29_arg_1 [L144] SORT_3 init_31_arg_1 = var_6; [L145] state_30 = init_31_arg_1 [L146] SORT_1 init_33_arg_1 = var_11; [L147] state_32 = init_33_arg_1 [L148] SORT_3 init_35_arg_1 = var_6; [L149] state_34 = init_35_arg_1 [L150] SORT_3 init_37_arg_1 = var_6; [L151] state_36 = init_37_arg_1 [L152] SORT_38 init_41_arg_1 = var_39; [L153] state_40 = init_41_arg_1 [L154] SORT_38 init_43_arg_1 = var_39; [L155] state_42 = init_43_arg_1 [L156] SORT_44 init_47_arg_1 = var_45; [L157] state_46 = init_47_arg_1 VAL [init_10_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_8_arg_1=0, mask_SORT_1=1, mask_SORT_230=15, mask_SORT_232=31, mask_SORT_234=63, mask_SORT_236=127, mask_SORT_238=255, mask_SORT_240=511, mask_SORT_242=1023, mask_SORT_244=2047, mask_SORT_247=8191, mask_SORT_249=16383, mask_SORT_251=32767, mask_SORT_38=4095, mask_SORT_3=65535, mask_SORT_44=7, mask_SORT_460=131071, mask_SORT_71=3, msb_SORT_1=1, msb_SORT_230=8, msb_SORT_232=16, msb_SORT_234=32, msb_SORT_236=64, msb_SORT_238=128, msb_SORT_240=256, msb_SORT_242=512, msb_SORT_244=1024, msb_SORT_247=4096, msb_SORT_249=8192, msb_SORT_251=16384, msb_SORT_38=2048, msb_SORT_3=32768, msb_SORT_44=4, msb_SORT_460=65536, msb_SORT_71=2, state_13=0, state_15=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_40=0, state_42=0, state_46=0, state_7=0, state_9=0, var_11=0, var_22=1, var_39=0, var_45=0, var_461=0, var_49=2, var_507=5, var_511=4, var_515=3, var_519=2, var_523=1, var_527=0, var_53=1, var_561=2, var_58=4, var_60=5, var_64=3, var_6=0, var_73=0, var_80=65535] [L160] input_2 = __VERIFIER_nondet_uchar() [L161] input_4 = __VERIFIER_nondet_ushort() [L162] input_5 = __VERIFIER_nondet_ushort() [L163] input_68 = __VERIFIER_nondet_ushort() [L164] input_69 = __VERIFIER_nondet_ushort() [L165] input_70 = __VERIFIER_nondet_ushort() [L166] input_79 = __VERIFIER_nondet_ushort() [L167] input_88 = __VERIFIER_nondet_ushort() [L168] input_89 = __VERIFIER_nondet_ushort() [L169] input_90 = __VERIFIER_nondet_ushort() [L170] input_93 = __VERIFIER_nondet_ushort() [L171] input_111 = __VERIFIER_nondet_ushort() [L172] input_112 = __VERIFIER_nondet_ushort() [L173] input_113 = __VERIFIER_nondet_ushort() [L174] input_116 = __VERIFIER_nondet_ushort() [L175] input_118 = __VERIFIER_nondet_ushort() [L176] input_132 = __VERIFIER_nondet_uchar() [L177] input_133 = __VERIFIER_nondet_uchar() [L178] input_134 = __VERIFIER_nondet_uchar() [L181] SORT_1 var_17_arg_0 = var_11; [L182] SORT_3 var_17_arg_1 = state_15; [L183] SORT_3 var_17_arg_2 = state_13; [L184] SORT_3 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L185] SORT_1 var_12_arg_0 = var_11; [L186] SORT_3 var_12_arg_1 = state_9; [L187] SORT_3 var_12_arg_2 = state_7; [L188] SORT_3 var_12 = var_12_arg_0 ? var_12_arg_1 : var_12_arg_2; [L189] SORT_1 var_18_arg_0 = var_11; [L190] SORT_3 var_18_arg_1 = var_17; [L191] SORT_3 var_18_arg_2 = var_12; [L192] SORT_3 var_18 = var_18_arg_0 ? var_18_arg_1 : var_18_arg_2; [L193] EXPR var_18 & mask_SORT_3 [L193] var_18 = var_18 & mask_SORT_3 [L194] SORT_3 var_19_arg_0 = var_18; [L195] SORT_3 var_19_arg_1 = var_6; [L196] SORT_1 var_19 = var_19_arg_0 == var_19_arg_1; [L197] SORT_1 var_23_arg_0 = var_19; [L198] SORT_1 var_23 = ~var_23_arg_0; [L199] SORT_1 var_24_arg_0 = var_22; [L200] SORT_1 var_24_arg_1 = var_23; [L201] EXPR var_24_arg_0 & var_24_arg_1 [L201] SORT_1 var_24 = var_24_arg_0 & var_24_arg_1; [L202] EXPR var_24 & mask_SORT_1 [L202] var_24 = var_24 & mask_SORT_1 [L203] SORT_1 bad_25_arg_0 = var_24; [L204] CALL __VERIFIER_assert(!(bad_25_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 0.36ms. Allocated memory is still 134.2MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1099.72ms. Allocated memory is still 174.1MB. Free memory was 124.4MB in the beginning and 92.6MB in the end (delta: 31.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 839.36ms. Allocated memory was 174.1MB in the beginning and 249.6MB in the end (delta: 75.5MB). Free memory was 92.6MB in the beginning and 132.1MB in the end (delta: -39.5MB). Peak memory consumption was 112.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1062.79ms. Allocated memory is still 249.6MB. Free memory was 132.1MB in the beginning and 110.4MB in the end (delta: 21.7MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. * RCFGBuilder took 24066.69ms. Allocated memory was 249.6MB in the beginning and 7.2GB in the end (delta: 7.0GB). Free memory was 110.4MB in the beginning and 6.8GB in the end (delta: -6.7GB). Peak memory consumption was 691.8MB. Max. memory is 16.1GB. * CodeCheck took 1634.17ms. Allocated memory is still 7.2GB. Free memory was 6.8GB in the beginning and 6.7GB in the end (delta: 96.5MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. * Witness Printer took 8.41ms. Allocated memory is still 7.2GB. Free memory is still 6.7GB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:07:30,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/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_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/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_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/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_f55160e3-2a8b-473b-9979-79ca520db394/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 5b0af5d1e81b8ef08a8c715e25cc88665897ce7d17ecd1eab38dd9c44cbe0a9d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:07:33,259 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:07:33,400 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-12 00:07:33,449 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:07:33,451 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:07:33,452 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:07:33,453 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:07:33,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:07:33,454 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:07:33,459 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:07:33,459 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:07:33,460 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:07:33,461 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:07:33,462 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:07:33,463 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:07:33,463 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:07:33,464 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:07:33,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:07:33,465 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:07:33,466 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:07:33,466 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:07:33,467 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:07:33,467 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:33,468 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:33,468 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:07:33,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:33,470 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:07:33,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:07:33,471 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:07:33,471 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:07:33,472 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:33,473 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:07:33,473 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:07:33,474 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:33,474 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_f55160e3-2a8b-473b-9979-79ca520db394/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b0af5d1e81b8ef08a8c715e25cc88665897ce7d17ecd1eab38dd9c44cbe0a9d [2023-11-12 00:07:33,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:07:33,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:07:33,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:07:33,953 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:07:33,954 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:07:33,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p2.c [2023-11-12 00:07:37,101 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:07:37,519 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:07:37,519 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p2.c [2023-11-12 00:07:37,550 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/data/6ba80320f/d8621ed99bae47f9988d1f80b3e976a1/FLAG2adad37ed [2023-11-12 00:07:37,567 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/data/6ba80320f/d8621ed99bae47f9988d1f80b3e976a1 [2023-11-12 00:07:37,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:07:37,575 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:07:37,579 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:37,579 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:07:37,584 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:07:37,586 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:37" (1/1) ... [2023-11-12 00:07:37,587 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@562554d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:37, skipping insertion in model container [2023-11-12 00:07:37,587 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:37" (1/1) ... [2023-11-12 00:07:37,686 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:07:37,933 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_f55160e3-2a8b-473b-9979-79ca520db394/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p2.c[1260,1273] [2023-11-12 00:07:38,503 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:38,523 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:07:38,538 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_f55160e3-2a8b-473b-9979-79ca520db394/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p2.c[1260,1273] [2023-11-12 00:07:38,741 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:38,757 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:07:38,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:38 WrapperNode [2023-11-12 00:07:38,757 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:38,759 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:38,759 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:07:38,759 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:07:38,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:38" (1/1) ... [2023-11-12 00:07:38,834 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:38" (1/1) ... [2023-11-12 00:07:38,995 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1819 [2023-11-12 00:07:38,996 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:38,997 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:07:38,997 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:07:38,997 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:07:39,006 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:38" (1/1) ... [2023-11-12 00:07:39,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:38" (1/1) ... [2023-11-12 00:07:39,019 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:38" (1/1) ... [2023-11-12 00:07:39,019 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:38" (1/1) ... [2023-11-12 00:07:39,085 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:38" (1/1) ... [2023-11-12 00:07:39,091 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:38" (1/1) ... [2023-11-12 00:07:39,117 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:38" (1/1) ... [2023-11-12 00:07:39,143 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:38" (1/1) ... [2023-11-12 00:07:39,167 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:07:39,168 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:07:39,168 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:07:39,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:07:39,169 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:38" (1/1) ... [2023-11-12 00:07:39,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:39,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:07:39,206 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:07:39,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:07:39,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:07:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:07:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:07:39,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:07:39,652 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:07:39,654 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:07:43,215 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:07:43,359 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:07:43,360 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:07:43,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:43 BoogieIcfgContainer [2023-11-12 00:07:43,362 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:07:43,363 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:07:43,363 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:07:43,374 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:07:43,375 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:43" (1/1) ... [2023-11-12 00:07:43,385 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:07:43,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:43,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-12 00:07:43,447 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-12 00:07:43,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:07:43,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:43,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:43,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:07:43,454 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:07:43,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-12 00:07:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:44,121 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-12 00:07:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:44,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-12 00:07:44,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:07:44,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:44,647 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-12 00:07:44,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:07:45,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:45,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-11-12 00:07:45,011 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-11-12 00:07:45,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:07:45,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:45,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:45,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:07:45,017 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:07:45,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55160e3-2a8b-473b-9979-79ca520db394/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process