./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal152.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/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_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal152.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/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_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/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 25e0cb07adab0564e89cbd34e026d40369ccb9aa7e36877ab043ef8bee5cc83d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:45:59,591 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:45:59,671 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 02:45:59,676 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:45:59,677 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:45:59,704 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:45:59,705 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:45:59,706 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:45:59,707 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:45:59,707 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:45:59,708 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:45:59,709 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:45:59,709 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:45:59,710 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:45:59,711 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:45:59,711 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:45:59,712 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:45:59,713 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:45:59,713 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:45:59,714 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:45:59,715 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:45:59,716 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:45:59,717 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:45:59,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:45:59,718 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:45:59,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:45:59,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:45:59,720 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:45:59,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:45:59,721 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:45:59,721 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_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25e0cb07adab0564e89cbd34e026d40369ccb9aa7e36877ab043ef8bee5cc83d [2023-12-03 02:45:59,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:46:00,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:46:00,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:46:00,006 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:46:00,006 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:46:00,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal152.c [2023-12-03 02:46:03,541 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:46:04,210 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:46:04,210 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal152.c [2023-12-03 02:46:04,293 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/data/45719a8ac/3751f91aa631411ebb88324e2d01829c/FLAG9ef739903 [2023-12-03 02:46:04,309 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/data/45719a8ac/3751f91aa631411ebb88324e2d01829c [2023-12-03 02:46:04,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:46:04,314 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:46:04,316 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:46:04,316 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:46:04,321 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:46:04,322 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:46:04" (1/1) ... [2023-12-03 02:46:04,323 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b47b5d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:04, skipping insertion in model container [2023-12-03 02:46:04,324 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:46:04" (1/1) ... [2023-12-03 02:46:04,590 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:46:04,968 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_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal152.c[1246,1259] [2023-12-03 02:46:06,717 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:46:06,732 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:46:06,748 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_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal152.c[1246,1259] [2023-12-03 02:46:08,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:46:08,235 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:46:08,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:08 WrapperNode [2023-12-03 02:46:08,235 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:46:08,237 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:46:08,237 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:46:08,237 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:46:08,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:08" (1/1) ... [2023-12-03 02:46:08,555 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:08" (1/1) ... [2023-12-03 02:46:13,402 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57693 [2023-12-03 02:46:13,402 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:46:13,403 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:46:13,403 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:46:13,403 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:46:13,412 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:08" (1/1) ... [2023-12-03 02:46:13,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:08" (1/1) ... [2023-12-03 02:46:14,685 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:08" (1/1) ... [2023-12-03 02:46:14,685 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:08" (1/1) ... [2023-12-03 02:46:15,846 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:08" (1/1) ... [2023-12-03 02:46:15,998 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:08" (1/1) ... [2023-12-03 02:46:16,389 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:08" (1/1) ... [2023-12-03 02:46:16,539 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:08" (1/1) ... [2023-12-03 02:46:17,765 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:46:17,766 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:46:17,767 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:46:17,767 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:46:17,768 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:08" (1/1) ... [2023-12-03 02:46:17,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:46:17,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:46:17,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:46:17,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:46:17,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:46:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:46:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:46:17,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:46:20,289 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:46:20,292 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:47:04,514 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:50:34,017 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:50:34,017 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:50:34,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:50:34 BoogieIcfgContainer [2023-12-03 02:50:34,019 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:50:34,020 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:50:34,021 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:50:34,033 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:50:34,033 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:50:34" (1/1) ... [2023-12-03 02:50:34,045 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:50:34,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:34,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 02:50:34,110 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 02:50:34,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:50:34,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:34,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 02:50:46,616 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 02:50:46,621 INFO L158 Benchmark]: Toolchain (without parser) took 282306.04ms. Allocated memory was 213.9MB in the beginning and 14.7GB in the end (delta: 14.5GB). Free memory was 141.2MB in the beginning and 10.9GB in the end (delta: -10.8GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2023-12-03 02:50:46,621 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 107.0MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:50:46,623 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3919.87ms. Allocated memory was 213.9MB in the beginning and 461.4MB in the end (delta: 247.5MB). Free memory was 141.2MB in the beginning and 168.1MB in the end (delta: -26.9MB). Peak memory consumption was 311.8MB. Max. memory is 16.1GB. [2023-12-03 02:50:46,624 INFO L158 Benchmark]: Boogie Procedure Inliner took 5165.53ms. Allocated memory was 461.4MB in the beginning and 6.1GB in the end (delta: 5.6GB). Free memory was 168.1MB in the beginning and 5.0GB in the end (delta: -4.8GB). Peak memory consumption was 745.5MB. Max. memory is 16.1GB. [2023-12-03 02:50:46,625 INFO L158 Benchmark]: Boogie Preprocessor took 4362.90ms. Allocated memory is still 6.1GB. Free memory was 5.0GB in the beginning and 4.8GB in the end (delta: 243.3MB). Peak memory consumption was 508.6MB. Max. memory is 16.1GB. [2023-12-03 02:50:46,626 INFO L158 Benchmark]: RCFGBuilder took 256253.10ms. Allocated memory was 6.1GB in the beginning and 14.7GB in the end (delta: 8.6GB). Free memory was 4.8GB in the beginning and 10.6GB in the end (delta: -5.9GB). Peak memory consumption was 5.8GB. Max. memory is 16.1GB. [2023-12-03 02:50:46,627 INFO L158 Benchmark]: CodeCheck took 12598.80ms. Allocated memory is still 14.7GB. Free memory was 10.6GB in the beginning and 10.9GB in the end (delta: -308.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:50:46,631 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 0.28ms. Allocated memory is still 107.0MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3919.87ms. Allocated memory was 213.9MB in the beginning and 461.4MB in the end (delta: 247.5MB). Free memory was 141.2MB in the beginning and 168.1MB in the end (delta: -26.9MB). Peak memory consumption was 311.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 5165.53ms. Allocated memory was 461.4MB in the beginning and 6.1GB in the end (delta: 5.6GB). Free memory was 168.1MB in the beginning and 5.0GB in the end (delta: -4.8GB). Peak memory consumption was 745.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 4362.90ms. Allocated memory is still 6.1GB. Free memory was 5.0GB in the beginning and 4.8GB in the end (delta: 243.3MB). Peak memory consumption was 508.6MB. Max. memory is 16.1GB. * RCFGBuilder took 256253.10ms. Allocated memory was 6.1GB in the beginning and 14.7GB in the end (delta: 8.6GB). Free memory was 4.8GB in the beginning and 10.6GB in the end (delta: -5.9GB). Peak memory consumption was 5.8GB. Max. memory is 16.1GB. * CodeCheck took 12598.80ms. Allocated memory is still 14.7GB. Free memory was 10.6GB in the beginning and 10.9GB in the end (delta: -308.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:50:46,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/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_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal152.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/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_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/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 25e0cb07adab0564e89cbd34e026d40369ccb9aa7e36877ab043ef8bee5cc83d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:50:49,845 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:50:49,946 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 02:50:49,985 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:50:49,987 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:50:49,987 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:50:49,988 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:50:49,989 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:50:49,990 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:50:49,991 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:50:49,991 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:50:49,992 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:50:49,993 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:50:49,994 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:50:49,994 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:50:49,995 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:50:49,996 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:50:49,997 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:50:49,997 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:50:49,998 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:50:49,999 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:50:50,006 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:50:50,006 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:50:50,007 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:50:50,008 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:50:50,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:50:50,009 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:50:50,009 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:50:50,010 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:50:50,010 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:50:50,011 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:50:50,011 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:50:50,012 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:50:50,012 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:50:50,012 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_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25e0cb07adab0564e89cbd34e026d40369ccb9aa7e36877ab043ef8bee5cc83d [2023-12-03 02:50:50,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:50:50,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:50:50,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:50:50,342 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:50:50,343 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:50:50,344 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal152.c [2023-12-03 02:50:53,665 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:50:54,511 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:50:54,512 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal152.c [2023-12-03 02:50:54,625 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/data/94926a135/4a8cfe2cbc7445d98922f67e085d0d56/FLAG34bf7f0c9 [2023-12-03 02:50:54,641 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/data/94926a135/4a8cfe2cbc7445d98922f67e085d0d56 [2023-12-03 02:50:54,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:50:54,646 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:50:54,648 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:50:54,648 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:50:54,653 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:50:54,654 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:50:54" (1/1) ... [2023-12-03 02:50:54,656 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@155170f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:54, skipping insertion in model container [2023-12-03 02:50:54,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:50:54" (1/1) ... [2023-12-03 02:50:54,893 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:50:55,333 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_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal152.c[1246,1259] [2023-12-03 02:50:56,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:50:56,913 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:50:56,929 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_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal152.c[1246,1259] [2023-12-03 02:50:58,078 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:50:58,092 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:50:58,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:58 WrapperNode [2023-12-03 02:50:58,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:50:58,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:50:58,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:50:58,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:50:58,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:58" (1/1) ... [2023-12-03 02:50:58,258 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:58" (1/1) ... [2023-12-03 02:50:58,951 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 18612 [2023-12-03 02:50:58,951 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:50:58,953 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:50:58,954 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:50:58,954 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:50:58,966 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:58" (1/1) ... [2023-12-03 02:50:58,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:58" (1/1) ... [2023-12-03 02:50:59,169 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:58" (1/1) ... [2023-12-03 02:50:59,170 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:58" (1/1) ... [2023-12-03 02:50:59,471 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:58" (1/1) ... [2023-12-03 02:50:59,509 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:58" (1/1) ... [2023-12-03 02:50:59,556 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:58" (1/1) ... [2023-12-03 02:50:59,602 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:58" (1/1) ... [2023-12-03 02:50:59,696 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:50:59,698 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:50:59,698 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:50:59,698 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:50:59,699 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:58" (1/1) ... [2023-12-03 02:50:59,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:50:59,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:50:59,731 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:50:59,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:50:59,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:50:59,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:50:59,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:50:59,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:51:01,978 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:51:01,980 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:54:51,121 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:54:52,058 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:54:52,059 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:54:52,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:54:52 BoogieIcfgContainer [2023-12-03 02:54:52,061 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:54:52,062 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:54:52,062 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:54:52,075 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:54:52,075 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:54:52" (1/1) ... [2023-12-03 02:54:52,087 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:54:52,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:54:52,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 02:54:52,155 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 02:54:52,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:54:52,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:54:52,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:54:52,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:54:52,181 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:54:52,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:54:56,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:54:56,829 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:54:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:54:57,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 02:54:57,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:54:58,162 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 02:54:58,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 02:55:09,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:55:19,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:55:20,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:55:20,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-03 02:55:20,153 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-03 02:55:20,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 02:55:20,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:55:20,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:55:20,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:55:20,154 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:55:20,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 02:56:08,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:56:08,185 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:56:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:56:15,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 15778 conjuncts, 215 conjunts are in the unsatisfiable core [2023-12-03 02:56:15,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:56:22,390 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 02:56:22,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 02:56:24,816 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 02:56:36,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:56:51,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:57:01,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:57:11,642 WARN L539 Checker$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 02:57:25,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:57:36,889 WARN L539 Checker$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 02:57:46,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:57:49,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:57:49,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:57:49,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2023-12-03 02:57:49,143 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2023-12-03 02:57:49,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 02:57:49,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:57:49,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:57:49,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:57:49,145 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:57:49,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d70933-d6a4-4de9-aaf7-3c90fb4f4d9b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process