./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal94.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/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_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal94.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/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_3c5de2d9-538f-4d99-a80c-a3f9555584bd/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 82262f59b39ca767dd1e0ffa64a500988550b4e6325369c6eb9b8c71fc437037 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:46:23,319 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:46:23,407 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-02 21:46:23,413 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:46:23,413 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:46:23,438 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:46:23,439 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:46:23,439 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:46:23,440 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:46:23,441 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:46:23,442 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:46:23,442 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:46:23,443 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:46:23,443 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:46:23,444 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:46:23,444 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:46:23,445 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:46:23,445 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:46:23,446 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:46:23,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:46:23,447 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:46:23,448 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:46:23,448 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:46:23,449 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:46:23,449 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:46:23,450 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:46:23,450 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:46:23,451 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:46:23,452 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:46:23,452 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:46:23,453 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_3c5de2d9-538f-4d99-a80c-a3f9555584bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82262f59b39ca767dd1e0ffa64a500988550b4e6325369c6eb9b8c71fc437037 [2023-12-02 21:46:23,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:46:23,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:46:23,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:46:23,727 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:46:23,727 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:46:23,729 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal94.c [2023-12-02 21:46:26,493 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:46:27,027 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:46:27,028 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal94.c [2023-12-02 21:46:27,075 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/data/465d97f38/701706ae12804e39a9f8f136ac656693/FLAGf0a9ac3a3 [2023-12-02 21:46:27,089 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/data/465d97f38/701706ae12804e39a9f8f136ac656693 [2023-12-02 21:46:27,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:46:27,092 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:46:27,094 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:46:27,094 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:46:27,098 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:46:27,099 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:46:27" (1/1) ... [2023-12-02 21:46:27,100 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4293546c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:27, skipping insertion in model container [2023-12-02 21:46:27,100 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:46:27" (1/1) ... [2023-12-02 21:46:27,426 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:46:27,833 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_3c5de2d9-538f-4d99-a80c-a3f9555584bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal94.c[1245,1258] [2023-12-02 21:46:29,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:46:29,553 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:46:29,566 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_3c5de2d9-538f-4d99-a80c-a3f9555584bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal94.c[1245,1258] [2023-12-02 21:46:30,887 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:46:30,903 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:46:30,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:30 WrapperNode [2023-12-02 21:46:30,903 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:46:30,905 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:46:30,905 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:46:30,905 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:46:30,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:30" (1/1) ... [2023-12-02 21:46:31,198 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:30" (1/1) ... [2023-12-02 21:46:34,596 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59171 [2023-12-02 21:46:34,596 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:46:34,597 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:46:34,597 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:46:34,597 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:46:34,607 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:30" (1/1) ... [2023-12-02 21:46:34,608 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:30" (1/1) ... [2023-12-02 21:46:35,625 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:30" (1/1) ... [2023-12-02 21:46:35,625 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:30" (1/1) ... [2023-12-02 21:46:36,528 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:30" (1/1) ... [2023-12-02 21:46:36,671 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:30" (1/1) ... [2023-12-02 21:46:36,933 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:30" (1/1) ... [2023-12-02 21:46:37,056 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:30" (1/1) ... [2023-12-02 21:46:38,009 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:46:38,010 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:46:38,010 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:46:38,010 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:46:38,011 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:30" (1/1) ... [2023-12-02 21:46:38,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:46:38,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:46:38,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:46:38,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:46:38,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:46:38,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:46:38,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:46:38,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:46:40,290 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:46:40,291 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:47:36,754 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:50:54,150 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:50:54,150 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:50:54,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:50:54 BoogieIcfgContainer [2023-12-02 21:50:54,152 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:50:54,153 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:50:54,153 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:50:54,162 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:50:54,162 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:50:54" (1/1) ... [2023-12-02 21:50:54,170 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:50:54,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:54,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 21:50:54,216 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 21:50:54,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:50:54,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:54,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:06,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 21:51:06,870 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 21:51:06,875 INFO L158 Benchmark]: Toolchain (without parser) took 279781.41ms. Allocated memory was 163.6MB in the beginning and 14.3GB in the end (delta: 14.2GB). Free memory was 95.8MB in the beginning and 10.7GB in the end (delta: -10.6GB). Peak memory consumption was 3.5GB. Max. memory is 16.1GB. [2023-12-02 21:51:06,875 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory is still 89.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:51:06,876 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3810.26ms. Allocated memory was 163.6MB in the beginning and 666.9MB in the end (delta: 503.3MB). Free memory was 95.6MB in the beginning and 350.5MB in the end (delta: -255.0MB). Peak memory consumption was 345.1MB. Max. memory is 16.1GB. [2023-12-02 21:51:06,877 INFO L158 Benchmark]: Boogie Procedure Inliner took 3691.90ms. Allocated memory was 666.9MB in the beginning and 5.6GB in the end (delta: 5.0GB). Free memory was 350.5MB in the beginning and 4.6GB in the end (delta: -4.2GB). Peak memory consumption was 753.9MB. Max. memory is 16.1GB. [2023-12-02 21:51:06,878 INFO L158 Benchmark]: Boogie Preprocessor took 3412.12ms. Allocated memory is still 5.6GB. Free memory was 4.6GB in the beginning and 4.3GB in the end (delta: 254.8MB). Peak memory consumption was 449.8MB. Max. memory is 16.1GB. [2023-12-02 21:51:06,879 INFO L158 Benchmark]: RCFGBuilder took 256141.93ms. Allocated memory was 5.6GB in the beginning and 14.3GB in the end (delta: 8.7GB). Free memory was 4.3GB in the beginning and 10.2GB in the end (delta: -5.9GB). Peak memory consumption was 8.0GB. Max. memory is 16.1GB. [2023-12-02 21:51:06,879 INFO L158 Benchmark]: CodeCheck took 12720.58ms. Allocated memory is still 14.3GB. Free memory was 10.2GB in the beginning and 10.7GB in the end (delta: -577.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:51:06,883 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 0.26ms. Allocated memory is still 121.6MB. Free memory is still 89.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3810.26ms. Allocated memory was 163.6MB in the beginning and 666.9MB in the end (delta: 503.3MB). Free memory was 95.6MB in the beginning and 350.5MB in the end (delta: -255.0MB). Peak memory consumption was 345.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3691.90ms. Allocated memory was 666.9MB in the beginning and 5.6GB in the end (delta: 5.0GB). Free memory was 350.5MB in the beginning and 4.6GB in the end (delta: -4.2GB). Peak memory consumption was 753.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3412.12ms. Allocated memory is still 5.6GB. Free memory was 4.6GB in the beginning and 4.3GB in the end (delta: 254.8MB). Peak memory consumption was 449.8MB. Max. memory is 16.1GB. * RCFGBuilder took 256141.93ms. Allocated memory was 5.6GB in the beginning and 14.3GB in the end (delta: 8.7GB). Free memory was 4.3GB in the beginning and 10.2GB in the end (delta: -5.9GB). Peak memory consumption was 8.0GB. Max. memory is 16.1GB. * CodeCheck took 12720.58ms. Allocated memory is still 14.3GB. Free memory was 10.2GB in the beginning and 10.7GB in the end (delta: -577.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:51:07,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/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_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal94.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/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_3c5de2d9-538f-4d99-a80c-a3f9555584bd/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 82262f59b39ca767dd1e0ffa64a500988550b4e6325369c6eb9b8c71fc437037 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:51:09,626 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:51:09,702 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-02 21:51:09,735 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:51:09,736 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:51:09,737 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:51:09,737 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:51:09,738 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:51:09,739 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:51:09,739 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:51:09,740 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:51:09,740 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:51:09,741 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:51:09,741 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:51:09,742 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:51:09,742 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:51:09,743 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:51:09,743 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:51:09,744 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:51:09,745 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:51:09,745 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:51:09,746 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:51:09,746 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:51:09,746 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:51:09,747 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:51:09,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:51:09,748 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:51:09,748 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:51:09,748 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:51:09,749 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:51:09,749 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:51:09,750 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:51:09,750 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:51:09,750 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:51:09,750 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_3c5de2d9-538f-4d99-a80c-a3f9555584bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82262f59b39ca767dd1e0ffa64a500988550b4e6325369c6eb9b8c71fc437037 [2023-12-02 21:51:10,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:51:10,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:51:10,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:51:10,052 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:51:10,052 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:51:10,053 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal94.c [2023-12-02 21:51:12,899 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:51:13,573 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:51:13,574 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal94.c [2023-12-02 21:51:13,658 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/data/1b8fa6e72/073c441c007e42a280e615d8ce39b667/FLAG225dc0c82 [2023-12-02 21:51:13,674 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/data/1b8fa6e72/073c441c007e42a280e615d8ce39b667 [2023-12-02 21:51:13,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:51:13,679 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:51:13,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:51:13,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:51:13,686 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:51:13,687 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:51:13" (1/1) ... [2023-12-02 21:51:13,689 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33f2f33b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:13, skipping insertion in model container [2023-12-02 21:51:13,689 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:51:13" (1/1) ... [2023-12-02 21:51:13,959 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:51:14,351 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_3c5de2d9-538f-4d99-a80c-a3f9555584bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal94.c[1245,1258] [2023-12-02 21:51:15,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:51:15,959 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:51:15,972 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_3c5de2d9-538f-4d99-a80c-a3f9555584bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal94.c[1245,1258] [2023-12-02 21:51:16,931 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:51:16,946 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:51:16,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:16 WrapperNode [2023-12-02 21:51:16,946 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:51:16,948 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:51:16,948 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:51:16,948 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:51:16,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:16" (1/1) ... [2023-12-02 21:51:17,131 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:16" (1/1) ... [2023-12-02 21:51:17,657 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 18994 [2023-12-02 21:51:17,657 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:51:17,658 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:51:17,658 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:51:17,658 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:51:17,667 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:16" (1/1) ... [2023-12-02 21:51:17,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:16" (1/1) ... [2023-12-02 21:51:17,808 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:16" (1/1) ... [2023-12-02 21:51:17,809 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:16" (1/1) ... [2023-12-02 21:51:18,085 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:16" (1/1) ... [2023-12-02 21:51:18,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:16" (1/1) ... [2023-12-02 21:51:18,171 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:16" (1/1) ... [2023-12-02 21:51:18,223 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:16" (1/1) ... [2023-12-02 21:51:18,453 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:51:18,454 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:51:18,454 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:51:18,455 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:51:18,455 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:16" (1/1) ... [2023-12-02 21:51:18,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:51:18,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:51:18,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:51:18,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:51:18,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:51:18,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:51:18,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:51:18,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:51:20,433 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:51:20,436 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:55:32,017 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:55:32,681 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:55:32,681 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:55:32,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:55:32 BoogieIcfgContainer [2023-12-02 21:55:32,683 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:55:32,684 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:55:32,684 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:55:32,693 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:55:32,693 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:55:32" (1/1) ... [2023-12-02 21:55:32,701 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:55:32,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:32,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 21:55:32,745 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 21:55:32,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:55:32,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:32,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:55:32,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:55:32,777 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:55:32,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 21:55:36,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:36,748 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:55:37,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:37,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 21:55:37,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:38,036 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 21:55:38,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 21:55:49,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:55:59,245 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 21:55:59,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:59,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-02 21:55:59,968 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-02 21:55:59,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 21:55:59,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:59,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:55:59,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:55:59,969 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:55:59,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 21:57:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:02,671 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:57:16,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 21:57:16,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 21:57:16,599 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 21:57:16,602 INFO L158 Benchmark]: Toolchain (without parser) took 362922.53ms. Allocated memory was 96.5MB in the beginning and 1.8GB in the end (delta: 1.8GB). Free memory was 54.8MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 788.6MB. Max. memory is 16.1GB. [2023-12-02 21:57:16,602 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 65.0MB. Free memory was 41.2MB in the beginning and 41.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:57:16,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3266.06ms. Allocated memory was 96.5MB in the beginning and 352.3MB in the end (delta: 255.9MB). Free memory was 54.5MB in the beginning and 159.4MB in the end (delta: -104.9MB). Peak memory consumption was 199.1MB. Max. memory is 16.1GB. [2023-12-02 21:57:16,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 709.80ms. Allocated memory was 352.3MB in the beginning and 721.4MB in the end (delta: 369.1MB). Free memory was 159.4MB in the beginning and 446.9MB in the end (delta: -287.4MB). Peak memory consumption was 82.6MB. Max. memory is 16.1GB. [2023-12-02 21:57:16,604 INFO L158 Benchmark]: Boogie Preprocessor took 795.24ms. Allocated memory is still 721.4MB. Free memory was 446.9MB in the beginning and 460.6MB in the end (delta: -13.8MB). Peak memory consumption was 137.4MB. Max. memory is 16.1GB. [2023-12-02 21:57:16,605 INFO L158 Benchmark]: RCFGBuilder took 254228.83ms. Allocated memory was 721.4MB in the beginning and 1.8GB in the end (delta: 1.1GB). Free memory was 460.6MB in the beginning and 1.5GB in the end (delta: -998.4MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2023-12-02 21:57:16,605 INFO L158 Benchmark]: CodeCheck took 103917.13ms. Allocated memory is still 1.8GB. Free memory was 1.5GB in the beginning and 1.3GB in the end (delta: 154.9MB). Peak memory consumption was 436.8MB. Max. memory is 16.1GB. [2023-12-02 21:57:16,609 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 0.40ms. Allocated memory is still 65.0MB. Free memory was 41.2MB in the beginning and 41.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3266.06ms. Allocated memory was 96.5MB in the beginning and 352.3MB in the end (delta: 255.9MB). Free memory was 54.5MB in the beginning and 159.4MB in the end (delta: -104.9MB). Peak memory consumption was 199.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 709.80ms. Allocated memory was 352.3MB in the beginning and 721.4MB in the end (delta: 369.1MB). Free memory was 159.4MB in the beginning and 446.9MB in the end (delta: -287.4MB). Peak memory consumption was 82.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 795.24ms. Allocated memory is still 721.4MB. Free memory was 446.9MB in the beginning and 460.6MB in the end (delta: -13.8MB). Peak memory consumption was 137.4MB. Max. memory is 16.1GB. * RCFGBuilder took 254228.83ms. Allocated memory was 721.4MB in the beginning and 1.8GB in the end (delta: 1.1GB). Free memory was 460.6MB in the beginning and 1.5GB in the end (delta: -998.4MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * CodeCheck took 103917.13ms. Allocated memory is still 1.8GB. Free memory was 1.5GB in the beginning and 1.3GB in the end (delta: 154.9MB). Peak memory consumption was 436.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:57:16,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c5de2d9-538f-4d99-a80c-a3f9555584bd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown