./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal117.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_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/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_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal117.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/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_5dd0754c-47f0-4a55-9a31-908ed971aa7a/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 a352e6e07f03380e904b100b97518f7c38e002fcd2078a2f49278b74d3b8b967 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:52:32,350 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:52:32,431 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-02 23:52:32,436 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:52:32,437 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:52:32,458 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:52:32,459 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:52:32,459 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:52:32,460 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:52:32,461 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:52:32,461 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:52:32,462 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:52:32,462 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:52:32,463 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:52:32,463 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:52:32,463 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:52:32,464 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:52:32,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:52:32,465 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:52:32,465 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:52:32,466 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:52:32,466 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:52:32,467 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:52:32,467 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:52:32,468 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:52:32,468 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:52:32,468 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:52:32,469 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:52:32,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:52:32,469 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:52:32,470 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_5dd0754c-47f0-4a55-9a31-908ed971aa7a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a352e6e07f03380e904b100b97518f7c38e002fcd2078a2f49278b74d3b8b967 [2023-12-02 23:52:32,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:52:32,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:52:32,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:52:32,744 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:52:32,744 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:52:32,745 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal117.c [2023-12-02 23:52:35,454 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:52:36,087 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:52:36,088 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal117.c [2023-12-02 23:52:36,145 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/data/34d1ff630/585dd2aa3bd34a1b9bb7c042b86d7028/FLAGa038dace7 [2023-12-02 23:52:36,160 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/data/34d1ff630/585dd2aa3bd34a1b9bb7c042b86d7028 [2023-12-02 23:52:36,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:52:36,164 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:52:36,165 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:52:36,165 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:52:36,170 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:52:36,171 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:52:36" (1/1) ... [2023-12-02 23:52:36,172 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9506604 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:52:36, skipping insertion in model container [2023-12-02 23:52:36,172 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:52:36" (1/1) ... [2023-12-02 23:52:36,500 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:52:36,851 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_5dd0754c-47f0-4a55-9a31-908ed971aa7a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal117.c[1246,1259] [2023-12-02 23:52:38,486 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:52:38,494 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:52:38,503 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_5dd0754c-47f0-4a55-9a31-908ed971aa7a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal117.c[1246,1259] [2023-12-02 23:52:39,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:52:39,809 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:52:39,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:52:39 WrapperNode [2023-12-02 23:52:39,810 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:52:39,811 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:52:39,811 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:52:39,811 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:52:39,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:52:39" (1/1) ... [2023-12-02 23:52:40,129 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:52:39" (1/1) ... [2023-12-02 23:52:43,749 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57149 [2023-12-02 23:52:43,750 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:52:43,750 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:52:43,750 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:52:43,751 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:52:43,759 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:52:39" (1/1) ... [2023-12-02 23:52:43,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:52:39" (1/1) ... [2023-12-02 23:52:44,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:52:39" (1/1) ... [2023-12-02 23:52:44,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:52:39" (1/1) ... [2023-12-02 23:52:45,481 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:52:39" (1/1) ... [2023-12-02 23:52:45,617 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:52:39" (1/1) ... [2023-12-02 23:52:45,881 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:52:39" (1/1) ... [2023-12-02 23:52:46,021 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:52:39" (1/1) ... [2023-12-02 23:52:46,640 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:52:46,641 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:52:46,641 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:52:46,641 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:52:46,641 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:52:39" (1/1) ... [2023-12-02 23:52:46,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:52:46,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:52:46,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:52:46,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:52:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:52:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:52:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:52:46,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:52:48,834 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:52:48,836 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:53:35,828 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:56:24,072 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:56:24,073 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:56:24,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:56:24 BoogieIcfgContainer [2023-12-02 23:56:24,074 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:56:24,075 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:56:24,075 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:56:24,082 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:56:24,082 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:56:24" (1/1) ... [2023-12-02 23:56:24,088 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:56:24,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:24,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 23:56:24,128 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 23:56:24,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:56:24,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:24,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 23:56:36,302 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) [2023-12-02 23:56:36,306 INFO L158 Benchmark]: Toolchain (without parser) took 240141.16ms. Allocated memory was 153.1MB in the beginning and 14.2GB in the end (delta: 14.0GB). Free memory was 86.3MB in the beginning and 10.3GB in the end (delta: -10.2GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2023-12-02 23:56:36,306 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 111.1MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:56:36,307 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3645.15ms. Allocated memory was 153.1MB in the beginning and 515.9MB in the end (delta: 362.8MB). Free memory was 86.3MB in the beginning and 225.8MB in the end (delta: -139.4MB). Peak memory consumption was 314.3MB. Max. memory is 16.1GB. [2023-12-02 23:56:36,308 INFO L158 Benchmark]: Boogie Procedure Inliner took 3938.75ms. Allocated memory was 515.9MB in the beginning and 3.3GB in the end (delta: 2.8GB). Free memory was 225.8MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 790.6MB. Max. memory is 16.1GB. [2023-12-02 23:56:36,308 INFO L158 Benchmark]: Boogie Preprocessor took 2889.35ms. Allocated memory was 3.3GB in the beginning and 8.4GB in the end (delta: 5.1GB). Free memory was 2.4GB in the beginning and 7.2GB in the end (delta: -4.7GB). Peak memory consumption was 389.0MB. Max. memory is 16.1GB. [2023-12-02 23:56:36,309 INFO L158 Benchmark]: RCFGBuilder took 217433.68ms. Allocated memory was 8.4GB in the beginning and 14.2GB in the end (delta: 5.7GB). Free memory was 7.2GB in the beginning and 10.6GB in the end (delta: -3.4GB). Peak memory consumption was 7.2GB. Max. memory is 16.1GB. [2023-12-02 23:56:36,309 INFO L158 Benchmark]: CodeCheck took 12229.71ms. Allocated memory is still 14.2GB. Free memory was 10.6GB in the beginning and 10.3GB in the end (delta: 284.3MB). Peak memory consumption was 285.2MB. Max. memory is 16.1GB. [2023-12-02 23:56:36,312 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 0.14ms. Allocated memory is still 111.1MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3645.15ms. Allocated memory was 153.1MB in the beginning and 515.9MB in the end (delta: 362.8MB). Free memory was 86.3MB in the beginning and 225.8MB in the end (delta: -139.4MB). Peak memory consumption was 314.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3938.75ms. Allocated memory was 515.9MB in the beginning and 3.3GB in the end (delta: 2.8GB). Free memory was 225.8MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 790.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2889.35ms. Allocated memory was 3.3GB in the beginning and 8.4GB in the end (delta: 5.1GB). Free memory was 2.4GB in the beginning and 7.2GB in the end (delta: -4.7GB). Peak memory consumption was 389.0MB. Max. memory is 16.1GB. * RCFGBuilder took 217433.68ms. Allocated memory was 8.4GB in the beginning and 14.2GB in the end (delta: 5.7GB). Free memory was 7.2GB in the beginning and 10.6GB in the end (delta: -3.4GB). Peak memory consumption was 7.2GB. Max. memory is 16.1GB. * CodeCheck took 12229.71ms. Allocated memory is still 14.2GB. Free memory was 10.6GB in the beginning and 10.3GB in the end (delta: 284.3MB). Peak memory consumption was 285.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:56:36,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/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_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/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_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal117.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/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_5dd0754c-47f0-4a55-9a31-908ed971aa7a/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 a352e6e07f03380e904b100b97518f7c38e002fcd2078a2f49278b74d3b8b967 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:56:38,933 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:56:39,014 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-02 23:56:39,047 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:56:39,048 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:56:39,049 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:56:39,050 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:56:39,050 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:56:39,051 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:56:39,051 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:56:39,052 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:56:39,052 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:56:39,053 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:56:39,053 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:56:39,054 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:56:39,054 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:56:39,055 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:56:39,056 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:56:39,056 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:56:39,057 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:56:39,057 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:56:39,058 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:56:39,058 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:56:39,059 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:56:39,059 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:56:39,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:56:39,060 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:56:39,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:56:39,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:56:39,061 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:56:39,062 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:56:39,062 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:56:39,063 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:56:39,063 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:56:39,063 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_5dd0754c-47f0-4a55-9a31-908ed971aa7a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a352e6e07f03380e904b100b97518f7c38e002fcd2078a2f49278b74d3b8b967 [2023-12-02 23:56:39,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:56:39,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:56:39,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:56:39,373 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:56:39,373 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:56:39,375 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal117.c [2023-12-02 23:56:44,326 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:56:44,947 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:56:44,947 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal117.c [2023-12-02 23:56:45,032 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/data/f88a5eea0/965adea3c3f64deaa63e6db1e34e8289/FLAG6bfa6c363 [2023-12-02 23:56:45,047 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/data/f88a5eea0/965adea3c3f64deaa63e6db1e34e8289 [2023-12-02 23:56:45,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:56:45,051 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:56:45,053 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:56:45,053 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:56:45,058 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:56:45,059 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:56:45" (1/1) ... [2023-12-02 23:56:45,060 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21e3c314 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:45, skipping insertion in model container [2023-12-02 23:56:45,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:56:45" (1/1) ... [2023-12-02 23:56:45,293 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:56:45,675 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_5dd0754c-47f0-4a55-9a31-908ed971aa7a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal117.c[1246,1259] [2023-12-02 23:56:46,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:56:46,981 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:56:46,994 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_5dd0754c-47f0-4a55-9a31-908ed971aa7a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal117.c[1246,1259] [2023-12-02 23:56:47,988 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:56:48,003 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:56:48,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:48 WrapperNode [2023-12-02 23:56:48,003 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:56:48,005 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:56:48,005 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:56:48,005 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:56:48,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:48" (1/1) ... [2023-12-02 23:56:48,161 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:48" (1/1) ... [2023-12-02 23:56:48,984 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 18578 [2023-12-02 23:56:48,984 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:56:48,986 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:56:48,986 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:56:48,986 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:56:48,996 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:48" (1/1) ... [2023-12-02 23:56:48,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:48" (1/1) ... [2023-12-02 23:56:49,135 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:48" (1/1) ... [2023-12-02 23:56:49,135 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:48" (1/1) ... [2023-12-02 23:56:49,323 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:48" (1/1) ... [2023-12-02 23:56:49,349 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:48" (1/1) ... [2023-12-02 23:56:49,416 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:48" (1/1) ... [2023-12-02 23:56:49,453 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:48" (1/1) ... [2023-12-02 23:56:49,534 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:56:49,535 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:56:49,535 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:56:49,535 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:56:49,536 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:48" (1/1) ... [2023-12-02 23:56:49,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:56:49,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:56:49,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:56:49,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:56:49,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:56:49,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:56:49,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:56:49,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:56:51,680 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:56:51,682 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:01:03,218 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:01:03,930 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:01:03,930 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:01:03,931 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:01:03 BoogieIcfgContainer [2023-12-03 00:01:03,932 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:01:03,933 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:01:03,933 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:01:03,941 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:01:03,941 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:01:03" (1/1) ... [2023-12-03 00:01:03,950 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:01:03,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:03,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 00:01:03,996 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 00:01:03,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:01:03,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:03,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:01:03,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:01:04,025 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:01:04,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 00:01:08,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:08,064 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:01:08,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:08,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 00:01:09,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:01:09,240 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 00:01:09,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 00:01:20,547 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:01:30,628 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 00:01:31,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:31,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-03 00:01:31,142 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-03 00:01:31,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:01:31,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:31,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:01:31,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:01:31,143 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:01:31,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 00:02:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:02:01,276 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:02:06,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:02:06,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 15740 conjuncts, 182 conjunts are in the unsatisfiable core [2023-12-03 00:02:06,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:02:09,362 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 00:02:09,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 00:02:22,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:02:35,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.85s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:02:45,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:02:55,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:03:07,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.85s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:03:09,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:03:19,099 WARN L539 Checker$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 00:03:29,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:03:30,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:03:30,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2023-12-03 00:03:30,084 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2023-12-03 00:03:30,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:03:30,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:03:30,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:03:30,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:03:30,086 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:03:30,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd0754c-47f0-4a55-9a31-908ed971aa7a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process