./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.7.prop6-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a10609c0-80e5-4602-8d94-2466c8241c50/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a10609c0-80e5-4602-8d94-2466c8241c50/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a10609c0-80e5-4602-8d94-2466c8241c50/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a10609c0-80e5-4602-8d94-2466c8241c50/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.7.prop6-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a10609c0-80e5-4602-8d94-2466c8241c50/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a10609c0-80e5-4602-8d94-2466c8241c50/bin/ukojak-verify-EEHR8qb7sm --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 35f2daea322073f1a2c409a45ca47610618b3ed296a09ac5d1724dd8057e1ff6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:51:04,326 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:51:04,448 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a10609c0-80e5-4602-8d94-2466c8241c50/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 16:51:04,455 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:51:04,456 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:51:04,482 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:51:04,484 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:51:04,484 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:51:04,484 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:51:04,485 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:51:04,486 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:51:04,486 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:51:04,487 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:51:04,487 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:51:04,487 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:51:04,487 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:51:04,487 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:51:04,487 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:51:04,487 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:51:04,487 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:51:04,488 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:51:04,488 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:51:04,488 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:51:04,488 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:51:04,488 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:51:04,488 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:51:04,488 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:51:04,489 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:51:04,489 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:51:04,489 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:51:04,489 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a10609c0-80e5-4602-8d94-2466c8241c50/bin/ukojak-verify-EEHR8qb7sm 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 -> 35f2daea322073f1a2c409a45ca47610618b3ed296a09ac5d1724dd8057e1ff6 [2024-11-13 16:51:04,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:51:04,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:51:04,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:51:04,904 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:51:04,905 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:51:04,907 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a10609c0-80e5-4602-8d94-2466c8241c50/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.7.prop6-func-interl.c Unable to find full path for "g++" [2024-11-13 16:51:07,017 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:51:07,789 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:51:07,791 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a10609c0-80e5-4602-8d94-2466c8241c50/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.7.prop6-func-interl.c [2024-11-13 16:51:07,853 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a10609c0-80e5-4602-8d94-2466c8241c50/bin/ukojak-verify-EEHR8qb7sm/data/fa0c4dae2/073a33b22c9e4c13a469bd6d9ee479a5/FLAGa72227f9b [2024-11-13 16:51:07,878 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a10609c0-80e5-4602-8d94-2466c8241c50/bin/ukojak-verify-EEHR8qb7sm/data/fa0c4dae2/073a33b22c9e4c13a469bd6d9ee479a5 [2024-11-13 16:51:07,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:51:07,884 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:51:07,887 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:51:07,887 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:51:07,893 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:51:07,894 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:51:07" (1/1) ... [2024-11-13 16:51:07,897 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b724104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:07, skipping insertion in model container [2024-11-13 16:51:07,897 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:51:07" (1/1) ... [2024-11-13 16:51:08,107 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:51:08,584 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a10609c0-80e5-4602-8d94-2466c8241c50/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.7.prop6-func-interl.c[1179,1192] [2024-11-13 16:51:10,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:51:10,446 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:51:10,459 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a10609c0-80e5-4602-8d94-2466c8241c50/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.7.prop6-func-interl.c[1179,1192] [2024-11-13 16:51:11,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:51:11,843 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:51:11,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:11 WrapperNode [2024-11-13 16:51:11,844 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:51:11,846 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:51:11,847 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:51:11,847 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:51:11,855 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:11" (1/1) ... [2024-11-13 16:51:12,272 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:11" (1/1) ... [2024-11-13 16:51:16,223 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42350 [2024-11-13 16:51:16,224 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:51:16,224 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:51:16,224 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:51:16,224 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:51:16,231 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:11" (1/1) ... [2024-11-13 16:51:16,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:11" (1/1) ... [2024-11-13 16:51:17,782 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:11" (1/1) ... [2024-11-13 16:51:17,782 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:11" (1/1) ... [2024-11-13 16:51:18,814 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:11" (1/1) ... [2024-11-13 16:51:19,047 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:11" (1/1) ... [2024-11-13 16:51:19,520 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:11" (1/1) ... [2024-11-13 16:51:19,695 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:11" (1/1) ... [2024-11-13 16:51:20,442 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:51:20,443 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:51:20,443 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:51:20,443 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:51:20,444 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:11" (1/1) ... [2024-11-13 16:51:20,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:51:20,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a10609c0-80e5-4602-8d94-2466c8241c50/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:51:20,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a10609c0-80e5-4602-8d94-2466c8241c50/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:51:20,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a10609c0-80e5-4602-8d94-2466c8241c50/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:51:20,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:51:20,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:51:20,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:51:20,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:51:23,946 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:51:23,948 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:53:57,856 INFO L? ?]: Removed 24139 outVars from TransFormulas that were not future-live. [2024-11-13 16:53:57,856 INFO L287 CfgBuilder]: Performing block encoding