./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal143.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_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/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_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal143.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/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_d0676620-2009-440f-bc0e-11a39dc0dba9/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 9f343efa8550f81374a374614ecb465ffcbfd558787d28dc5e69e729f7cdc26b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:46:44,652 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:46:44,717 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-02 22:46:44,721 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:46:44,722 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:46:44,745 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:46:44,746 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:46:44,746 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:46:44,747 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:46:44,747 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:46:44,748 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:46:44,749 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:46:44,749 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:46:44,750 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:46:44,750 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:46:44,750 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:46:44,751 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:46:44,751 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:46:44,752 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:46:44,752 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:46:44,753 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:46:44,754 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:46:44,754 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:46:44,755 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:46:44,755 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:46:44,756 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:46:44,756 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:46:44,757 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:46:44,757 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:46:44,758 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:46:44,758 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_d0676620-2009-440f-bc0e-11a39dc0dba9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f343efa8550f81374a374614ecb465ffcbfd558787d28dc5e69e729f7cdc26b [2023-12-02 22:46:44,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:46:44,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:46:44,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:46:44,991 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:46:44,992 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:46:44,993 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal143.c [2023-12-02 22:46:47,740 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:46:48,417 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:46:48,418 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal143.c [2023-12-02 22:46:48,463 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/data/9da2dc59a/8891ca20a44f41d581bcc34e467cd069/FLAG711468624 [2023-12-02 22:46:48,476 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/data/9da2dc59a/8891ca20a44f41d581bcc34e467cd069 [2023-12-02 22:46:48,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:46:48,480 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:46:48,481 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:46:48,481 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:46:48,485 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:46:48,486 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:46:48" (1/1) ... [2023-12-02 22:46:48,487 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ff25606 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:48, skipping insertion in model container [2023-12-02 22:46:48,487 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:46:48" (1/1) ... [2023-12-02 22:46:48,705 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:46:49,033 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_d0676620-2009-440f-bc0e-11a39dc0dba9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal143.c[1246,1259] [2023-12-02 22:46:50,669 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:46:50,679 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:46:50,691 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_d0676620-2009-440f-bc0e-11a39dc0dba9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal143.c[1246,1259] [2023-12-02 22:46:51,957 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:46:51,971 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:46:51,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:51 WrapperNode [2023-12-02 22:46:51,972 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:46:51,973 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:46:51,973 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:46:51,973 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:46:51,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:51" (1/1) ... [2023-12-02 22:46:52,421 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:51" (1/1) ... [2023-12-02 22:46:56,176 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 58254 [2023-12-02 22:46:56,177 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:46:56,177 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:46:56,177 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:46:56,177 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:46:56,184 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:51" (1/1) ... [2023-12-02 22:46:56,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:51" (1/1) ... [2023-12-02 22:46:57,055 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:51" (1/1) ... [2023-12-02 22:46:57,056 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:51" (1/1) ... [2023-12-02 22:46:57,954 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:51" (1/1) ... [2023-12-02 22:46:58,344 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:51" (1/1) ... [2023-12-02 22:46:58,564 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:51" (1/1) ... [2023-12-02 22:46:58,698 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:51" (1/1) ... [2023-12-02 22:46:59,408 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:46:59,409 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:46:59,409 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:46:59,409 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:46:59,410 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:51" (1/1) ... [2023-12-02 22:46:59,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:46:59,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:46:59,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:46:59,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:46:59,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:46:59,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:46:59,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:46:59,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:47:01,745 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:47:01,747 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:47:38,651 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:50:35,528 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:50:35,529 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:50:35,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:50:35 BoogieIcfgContainer [2023-12-02 22:50:35,530 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:50:35,531 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:50:35,531 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:50:35,539 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:50:35,539 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:50:35" (1/1) ... [2023-12-02 22:50:35,546 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:50:35,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:35,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 22:50:35,598 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 22:50:35,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:50:35,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:35,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 22:50:47,904 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 22:50:47,908 INFO L158 Benchmark]: Toolchain (without parser) took 239427.65ms. Allocated memory was 138.4MB in the beginning and 14.7GB in the end (delta: 14.6GB). Free memory was 88.4MB in the beginning and 11.1GB in the end (delta: -11.0GB). Peak memory consumption was 3.6GB. Max. memory is 16.1GB. [2023-12-02 22:50:47,909 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 98.6MB. Free memory was 46.9MB in the beginning and 46.8MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:50:47,909 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3491.32ms. Allocated memory was 138.4MB in the beginning and 599.8MB in the end (delta: 461.4MB). Free memory was 88.4MB in the beginning and 242.5MB in the end (delta: -154.1MB). Peak memory consumption was 331.5MB. Max. memory is 16.1GB. [2023-12-02 22:50:47,910 INFO L158 Benchmark]: Boogie Procedure Inliner took 4203.79ms. Allocated memory was 599.8MB in the beginning and 4.1GB in the end (delta: 3.5GB). Free memory was 242.5MB in the beginning and 3.1GB in the end (delta: -2.9GB). Peak memory consumption was 664.8MB. Max. memory is 16.1GB. [2023-12-02 22:50:47,911 INFO L158 Benchmark]: Boogie Preprocessor took 3230.69ms. Allocated memory was 4.1GB in the beginning and 8.9GB in the end (delta: 4.8GB). Free memory was 3.1GB in the beginning and 7.6GB in the end (delta: -4.5GB). Peak memory consumption was 421.5MB. Max. memory is 16.1GB. [2023-12-02 22:50:47,911 INFO L158 Benchmark]: RCFGBuilder took 216121.57ms. Allocated memory was 8.9GB in the beginning and 14.7GB in the end (delta: 5.8GB). Free memory was 7.6GB in the beginning and 10.5GB in the end (delta: -2.9GB). Peak memory consumption was 7.4GB. Max. memory is 16.1GB. [2023-12-02 22:50:47,912 INFO L158 Benchmark]: CodeCheck took 12375.78ms. Allocated memory is still 14.7GB. Free memory was 10.5GB in the beginning and 11.1GB in the end (delta: -522.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:50:47,915 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 98.6MB. Free memory was 46.9MB in the beginning and 46.8MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3491.32ms. Allocated memory was 138.4MB in the beginning and 599.8MB in the end (delta: 461.4MB). Free memory was 88.4MB in the beginning and 242.5MB in the end (delta: -154.1MB). Peak memory consumption was 331.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 4203.79ms. Allocated memory was 599.8MB in the beginning and 4.1GB in the end (delta: 3.5GB). Free memory was 242.5MB in the beginning and 3.1GB in the end (delta: -2.9GB). Peak memory consumption was 664.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3230.69ms. Allocated memory was 4.1GB in the beginning and 8.9GB in the end (delta: 4.8GB). Free memory was 3.1GB in the beginning and 7.6GB in the end (delta: -4.5GB). Peak memory consumption was 421.5MB. Max. memory is 16.1GB. * RCFGBuilder took 216121.57ms. Allocated memory was 8.9GB in the beginning and 14.7GB in the end (delta: 5.8GB). Free memory was 7.6GB in the beginning and 10.5GB in the end (delta: -2.9GB). Peak memory consumption was 7.4GB. Max. memory is 16.1GB. * CodeCheck took 12375.78ms. Allocated memory is still 14.7GB. Free memory was 10.5GB in the beginning and 11.1GB in the end (delta: -522.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:50:48,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/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_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/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_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal143.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/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_d0676620-2009-440f-bc0e-11a39dc0dba9/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 9f343efa8550f81374a374614ecb465ffcbfd558787d28dc5e69e729f7cdc26b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:50:50,580 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:50:50,647 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-02 22:50:50,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:50:50,678 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:50:50,678 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:50:50,679 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:50:50,680 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:50:50,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:50:50,681 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:50:50,681 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:50:50,682 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:50:50,682 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:50:50,683 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:50:50,683 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:50:50,684 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:50:50,684 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:50:50,684 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:50:50,685 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:50:50,685 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:50:50,686 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:50:50,686 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:50:50,687 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:50:50,687 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:50:50,688 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:50:50,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:50:50,688 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:50:50,689 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:50:50,689 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:50:50,689 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:50:50,690 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:50:50,690 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:50:50,690 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:50:50,690 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:50:50,691 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_d0676620-2009-440f-bc0e-11a39dc0dba9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f343efa8550f81374a374614ecb465ffcbfd558787d28dc5e69e729f7cdc26b [2023-12-02 22:50:50,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:50:51,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:50:51,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:50:51,009 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:50:51,010 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:50:51,011 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal143.c [2023-12-02 22:50:53,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:50:54,387 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:50:54,387 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal143.c [2023-12-02 22:50:54,445 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/data/7251a2ef3/1d27952031be4706baf86a43c21c7395/FLAGe9fd09489 [2023-12-02 22:50:54,458 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/data/7251a2ef3/1d27952031be4706baf86a43c21c7395 [2023-12-02 22:50:54,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:50:54,462 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:50:54,463 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:50:54,463 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:50:54,467 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:50:54,467 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:50:54" (1/1) ... [2023-12-02 22:50:54,468 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f434bee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:50:54, skipping insertion in model container [2023-12-02 22:50:54,469 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:50:54" (1/1) ... [2023-12-02 22:50:54,710 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:50:55,037 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_d0676620-2009-440f-bc0e-11a39dc0dba9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal143.c[1246,1259] [2023-12-02 22:50:56,267 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:50:56,279 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:50:56,291 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_d0676620-2009-440f-bc0e-11a39dc0dba9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal143.c[1246,1259] [2023-12-02 22:50:57,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:50:57,341 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:50:57,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:50:57 WrapperNode [2023-12-02 22:50:57,342 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:50:57,343 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:50:57,343 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:50:57,343 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:50:57,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:50:57" (1/1) ... [2023-12-02 22:50:57,530 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:50:57" (1/1) ... [2023-12-02 22:50:58,140 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 18751 [2023-12-02 22:50:58,140 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:50:58,141 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:50:58,141 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:50:58,141 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:50:58,151 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:50:57" (1/1) ... [2023-12-02 22:50:58,151 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:50:57" (1/1) ... [2023-12-02 22:50:58,283 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:50:57" (1/1) ... [2023-12-02 22:50:58,283 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:50:57" (1/1) ... [2023-12-02 22:50:58,683 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:50:57" (1/1) ... [2023-12-02 22:50:58,712 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:50:57" (1/1) ... [2023-12-02 22:50:58,779 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:50:57" (1/1) ... [2023-12-02 22:50:58,819 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:50:57" (1/1) ... [2023-12-02 22:50:58,911 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:50:58,912 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:50:58,912 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:50:58,912 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:50:58,913 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:50:57" (1/1) ... [2023-12-02 22:50:58,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:50:58,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:50:58,945 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:50:58,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:50:58,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:50:58,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:50:58,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:50:58,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:51:00,924 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:51:00,926 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:54:00,188 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:54:00,888 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:54:00,888 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:54:00,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:54:00 BoogieIcfgContainer [2023-12-02 22:54:00,890 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:54:00,891 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:54:00,891 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:54:00,899 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:54:00,899 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:54:00" (1/1) ... [2023-12-02 22:54:00,907 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:54:00,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:00,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 22:54:00,950 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 22:54:00,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:54:00,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:00,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:54:00,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:54:00,954 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:54:00,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 22:54:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:54:04,735 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:54:05,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:54:05,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 673 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 22:54:05,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:54:06,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:54:06,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 22:54:16,992 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 [] [2023-12-02 22:54:27,051 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 [] [2023-12-02 22:54:27,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:27,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-02 22:54:27,702 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-02 22:54:27,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:54:27,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:27,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:54:27,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:54:27,703 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:54:27,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 22:56:15,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:56:15,982 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:56:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:56:24,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 16007 conjuncts, 331 conjunts are in the unsatisfiable core [2023-12-02 22:56:24,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:56:33,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:56:33,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 22:56:46,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.88s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:57:01,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.85s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:57:11,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:57:21,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:57:34,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.85s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:57:46,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:57:56,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:58:01,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.47s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:58:01,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:58:01,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2023-12-02 22:58:01,222 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2023-12-02 22:58:01,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:58:01,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:58:01,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:58:01,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:58:01,224 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:58:01,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0676620-2009-440f-bc0e-11a39dc0dba9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process