./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal139.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal139.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 93e5df11a8d60578828dcd980ba3b87a122377b6cb68b870e23fa45f2089439d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:57:35,812 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:57:35,876 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 04:57:35,880 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:57:35,881 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:57:35,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:57:35,904 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:57:35,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:57:35,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:57:35,906 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:57:35,907 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:57:35,908 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:57:35,908 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:57:35,909 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:57:35,909 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:57:35,910 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:57:35,910 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:57:35,911 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:57:35,911 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:57:35,912 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:57:35,912 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:57:35,913 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:57:35,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:57:35,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:57:35,915 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:57:35,915 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:57:35,915 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:57:35,916 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:57:35,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:57:35,916 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:57:35,917 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_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93e5df11a8d60578828dcd980ba3b87a122377b6cb68b870e23fa45f2089439d [2023-12-03 04:57:36,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:57:36,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:57:36,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:57:36,154 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:57:36,155 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:57:36,156 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal139.c [2023-12-03 04:57:38,985 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:57:39,500 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:57:39,500 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal139.c [2023-12-03 04:57:39,545 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/data/ad3ac1b6d/0fc802e1d2a6472583882a855320610c/FLAG49b4d503c [2023-12-03 04:57:39,558 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/data/ad3ac1b6d/0fc802e1d2a6472583882a855320610c [2023-12-03 04:57:39,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:57:39,563 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:57:39,585 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:57:39,585 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:57:39,589 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:57:39,590 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:57:39" (1/1) ... [2023-12-03 04:57:39,591 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@566c29be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:39, skipping insertion in model container [2023-12-03 04:57:39,591 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:57:39" (1/1) ... [2023-12-03 04:57:39,757 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:57:40,039 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_a507b871-22b7-4b00-9d1b-6d59054a7d0f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal139.c[1246,1259] [2023-12-03 04:57:41,725 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:57:41,736 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:57:41,748 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_a507b871-22b7-4b00-9d1b-6d59054a7d0f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal139.c[1246,1259] [2023-12-03 04:57:42,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:57:42,949 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:57:42,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:42 WrapperNode [2023-12-03 04:57:42,951 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:57:42,953 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:57:42,953 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:57:42,953 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:57:42,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:42" (1/1) ... [2023-12-03 04:57:43,359 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:42" (1/1) ... [2023-12-03 04:57:47,168 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57665 [2023-12-03 04:57:47,169 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:57:47,169 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:57:47,170 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:57:47,170 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:57:47,177 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:42" (1/1) ... [2023-12-03 04:57:47,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:42" (1/1) ... [2023-12-03 04:57:48,071 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:42" (1/1) ... [2023-12-03 04:57:48,072 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:42" (1/1) ... [2023-12-03 04:57:48,974 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:42" (1/1) ... [2023-12-03 04:57:49,399 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:42" (1/1) ... [2023-12-03 04:57:49,624 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:42" (1/1) ... [2023-12-03 04:57:49,767 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:42" (1/1) ... [2023-12-03 04:57:50,570 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:57:50,571 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:57:50,571 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:57:50,572 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:57:50,572 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:42" (1/1) ... [2023-12-03 04:57:50,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:57:50,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:57:50,601 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:57:50,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:57:50,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:57:50,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:57:50,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:57:50,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:57:52,594 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:57:52,595 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:58:33,718 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 05:01:23,978 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 05:01:23,978 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 05:01:23,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:01:23 BoogieIcfgContainer [2023-12-03 05:01:23,980 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 05:01:23,981 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 05:01:23,981 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 05:01:23,988 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 05:01:23,989 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:01:23" (1/1) ... [2023-12-03 05:01:23,995 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 05:01:24,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:24,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 05:01:24,045 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 05:01:24,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 05:01:24,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:24,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:36,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 05:01:36,112 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 05:01:36,116 INFO L158 Benchmark]: Toolchain (without parser) took 236552.50ms. Allocated memory was 136.3MB in the beginning and 14.8GB in the end (delta: 14.7GB). Free memory was 85.9MB in the beginning and 11.0GB in the end (delta: -10.9GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2023-12-03 05:01:36,117 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 94.4MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 05:01:36,118 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3366.96ms. Allocated memory was 136.3MB in the beginning and 687.9MB in the end (delta: 551.6MB). Free memory was 95.3MB in the beginning and 322.2MB in the end (delta: -226.9MB). Peak memory consumption was 324.1MB. Max. memory is 16.1GB. [2023-12-03 05:01:36,119 INFO L158 Benchmark]: Boogie Procedure Inliner took 4216.25ms. Allocated memory was 687.9MB in the beginning and 5.4GB in the end (delta: 4.7GB). Free memory was 322.2MB in the beginning and 4.5GB in the end (delta: -4.2GB). Peak memory consumption was 799.0MB. Max. memory is 16.1GB. [2023-12-03 05:01:36,119 INFO L158 Benchmark]: Boogie Preprocessor took 3400.99ms. Allocated memory is still 5.4GB. Free memory was 4.5GB in the beginning and 4.1GB in the end (delta: 360.7MB). Peak memory consumption was 481.3MB. Max. memory is 16.1GB. [2023-12-03 05:01:36,120 INFO L158 Benchmark]: RCFGBuilder took 213408.75ms. Allocated memory was 5.4GB in the beginning and 14.8GB in the end (delta: 9.4GB). Free memory was 4.1GB in the beginning and 11.3GB in the end (delta: -7.1GB). Peak memory consumption was 6.6GB. Max. memory is 16.1GB. [2023-12-03 05:01:36,121 INFO L158 Benchmark]: CodeCheck took 12134.07ms. Allocated memory is still 14.8GB. Free memory was 11.3GB in the beginning and 11.0GB in the end (delta: 307.4MB). Peak memory consumption was 306.2MB. Max. memory is 16.1GB. [2023-12-03 05:01:36,125 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 94.4MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3366.96ms. Allocated memory was 136.3MB in the beginning and 687.9MB in the end (delta: 551.6MB). Free memory was 95.3MB in the beginning and 322.2MB in the end (delta: -226.9MB). Peak memory consumption was 324.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 4216.25ms. Allocated memory was 687.9MB in the beginning and 5.4GB in the end (delta: 4.7GB). Free memory was 322.2MB in the beginning and 4.5GB in the end (delta: -4.2GB). Peak memory consumption was 799.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3400.99ms. Allocated memory is still 5.4GB. Free memory was 4.5GB in the beginning and 4.1GB in the end (delta: 360.7MB). Peak memory consumption was 481.3MB. Max. memory is 16.1GB. * RCFGBuilder took 213408.75ms. Allocated memory was 5.4GB in the beginning and 14.8GB in the end (delta: 9.4GB). Free memory was 4.1GB in the beginning and 11.3GB in the end (delta: -7.1GB). Peak memory consumption was 6.6GB. Max. memory is 16.1GB. * CodeCheck took 12134.07ms. Allocated memory is still 14.8GB. Free memory was 11.3GB in the beginning and 11.0GB in the end (delta: 307.4MB). Peak memory consumption was 306.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 05:01:36,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal139.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 93e5df11a8d60578828dcd980ba3b87a122377b6cb68b870e23fa45f2089439d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 05:01:38,755 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 05:01:38,836 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 05:01:38,870 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 05:01:38,871 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 05:01:38,871 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 05:01:38,872 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 05:01:38,873 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 05:01:38,874 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 05:01:38,874 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 05:01:38,875 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 05:01:38,875 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 05:01:38,876 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 05:01:38,877 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 05:01:38,877 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 05:01:38,878 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 05:01:38,878 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 05:01:38,879 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 05:01:38,879 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 05:01:38,880 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 05:01:38,881 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 05:01:38,881 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 05:01:38,882 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 05:01:38,882 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 05:01:38,883 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 05:01:38,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 05:01:38,884 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 05:01:38,884 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 05:01:38,884 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 05:01:38,885 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 05:01:38,885 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 05:01:38,886 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 05:01:38,886 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 05:01:38,886 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 05:01:38,887 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_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93e5df11a8d60578828dcd980ba3b87a122377b6cb68b870e23fa45f2089439d [2023-12-03 05:01:39,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 05:01:39,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 05:01:39,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 05:01:39,214 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 05:01:39,215 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 05:01:39,216 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal139.c [2023-12-03 05:01:41,949 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 05:01:42,680 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 05:01:42,681 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal139.c [2023-12-03 05:01:42,768 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/data/017bc2807/f00ca04d5d1c46d493921052d4a3bbd4/FLAG97d8ab1ec [2023-12-03 05:01:42,782 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/data/017bc2807/f00ca04d5d1c46d493921052d4a3bbd4 [2023-12-03 05:01:42,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 05:01:42,787 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 05:01:42,788 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 05:01:42,788 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 05:01:42,792 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 05:01:42,793 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:01:42" (1/1) ... [2023-12-03 05:01:42,795 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7358f3fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:42, skipping insertion in model container [2023-12-03 05:01:42,795 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:01:42" (1/1) ... [2023-12-03 05:01:43,047 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 05:01:43,431 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_a507b871-22b7-4b00-9d1b-6d59054a7d0f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal139.c[1246,1259] [2023-12-03 05:01:44,757 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 05:01:44,769 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 05:01:44,780 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_a507b871-22b7-4b00-9d1b-6d59054a7d0f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal139.c[1246,1259] [2023-12-03 05:01:45,618 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 05:01:45,639 INFO L206 MainTranslator]: Completed translation [2023-12-03 05:01:45,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:45 WrapperNode [2023-12-03 05:01:45,640 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 05:01:45,642 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 05:01:45,642 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 05:01:45,642 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 05:01:45,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:45" (1/1) ... [2023-12-03 05:01:45,955 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:45" (1/1) ... [2023-12-03 05:01:46,576 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 18626 [2023-12-03 05:01:46,576 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 05:01:46,577 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 05:01:46,577 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 05:01:46,577 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 05:01:46,589 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:45" (1/1) ... [2023-12-03 05:01:46,590 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:45" (1/1) ... [2023-12-03 05:01:46,734 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:45" (1/1) ... [2023-12-03 05:01:46,734 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:45" (1/1) ... [2023-12-03 05:01:47,017 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:45" (1/1) ... [2023-12-03 05:01:47,048 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:45" (1/1) ... [2023-12-03 05:01:47,120 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:45" (1/1) ... [2023-12-03 05:01:47,230 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:45" (1/1) ... [2023-12-03 05:01:47,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 05:01:47,310 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 05:01:47,310 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 05:01:47,310 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 05:01:47,311 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:01:45" (1/1) ... [2023-12-03 05:01:47,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 05:01:47,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 05:01:47,335 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 05:01:47,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 05:01:47,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 05:01:47,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 05:01:47,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 05:01:47,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 05:01:49,212 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 05:01:49,215 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 05:04:56,980 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 05:04:57,810 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 05:04:57,810 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 05:04:57,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:04:57 BoogieIcfgContainer [2023-12-03 05:04:57,811 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 05:04:57,812 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 05:04:57,813 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 05:04:57,821 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 05:04:57,821 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:04:57" (1/1) ... [2023-12-03 05:04:57,830 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 05:04:57,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:04:57,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 05:04:57,876 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 05:04:57,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 05:04:57,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:04:57,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 05:04:57,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 05:04:57,879 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 05:04:57,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 05:05:01,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:01,726 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 05:05:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:02,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 05:05:02,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:05:02,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:05:02,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 05:05:13,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.96s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:05:24,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:05:24,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:05:24,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-03 05:05:24,576 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-03 05:05:24,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 05:05:24,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:05:24,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 05:05:24,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 05:05:24,578 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 05:05:24,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 05:05:51,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:51,770 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 05:05:57,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:05:57,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 15804 conjuncts, 228 conjunts are in the unsatisfiable core [2023-12-03 05:05:57,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:06:02,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:06:02,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 05:06:15,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.92s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:06:30,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.92s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:06:40,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:06:50,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:07:03,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.96s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:07:05,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:07:15,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:07:25,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:07:26,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:07:26,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:07:26,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2023-12-03 05:07:26,941 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2023-12-03 05:07:26,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 05:07:26,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:07:26,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 05:07:26,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 05:07:26,943 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 05:07:26,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a507b871-22b7-4b00-9d1b-6d59054a7d0f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process