./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.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_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/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_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/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_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/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 2f2704c4e2c6d7f64d9e04a1e2386cc75b096498be0071ea7fbc37af2938bd44 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:30:09,555 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:30:09,622 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 01:30:09,626 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:30:09,627 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:30:09,650 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:30:09,651 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:30:09,652 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:30:09,653 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:30:09,653 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:30:09,654 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:30:09,654 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:30:09,655 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:30:09,655 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:30:09,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:30:09,656 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:30:09,657 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:30:09,657 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:30:09,658 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:30:09,658 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:30:09,659 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:30:09,660 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:30:09,660 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:30:09,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:30:09,661 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:30:09,662 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:30:09,662 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:30:09,663 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:30:09,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:30:09,663 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:30:09,664 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_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f2704c4e2c6d7f64d9e04a1e2386cc75b096498be0071ea7fbc37af2938bd44 [2023-12-03 01:30:09,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:30:09,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:30:09,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:30:09,915 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:30:09,915 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:30:09,916 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c [2023-12-03 01:30:12,696 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:30:12,941 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:30:12,941 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c [2023-12-03 01:30:12,957 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/data/d8444930b/fd3e414b632e4901bdbc3dca983fcbbe/FLAG998d6f9b5 [2023-12-03 01:30:12,969 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/data/d8444930b/fd3e414b632e4901bdbc3dca983fcbbe [2023-12-03 01:30:12,973 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:30:12,975 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:30:12,976 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:30:12,976 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:30:12,980 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:30:12,981 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:30:12" (1/1) ... [2023-12-03 01:30:12,982 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64b67219 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:30:12, skipping insertion in model container [2023-12-03 01:30:12,982 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:30:12" (1/1) ... [2023-12-03 01:30:13,030 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:30:13,159 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_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c[1313,1326] [2023-12-03 01:30:13,375 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:30:13,385 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:30:13,398 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_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c[1313,1326] [2023-12-03 01:30:13,548 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:30:13,564 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:30:13,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:30:13 WrapperNode [2023-12-03 01:30:13,564 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:30:13,565 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:30:13,566 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:30:13,566 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:30:13,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:30:13" (1/1) ... [2023-12-03 01:30:13,610 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:30:13" (1/1) ... [2023-12-03 01:30:13,791 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2509 [2023-12-03 01:30:13,791 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:30:13,792 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:30:13,792 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:30:13,792 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:30:13,802 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:30:13" (1/1) ... [2023-12-03 01:30:13,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:30:13" (1/1) ... [2023-12-03 01:30:13,826 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:30:13" (1/1) ... [2023-12-03 01:30:13,826 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:30:13" (1/1) ... [2023-12-03 01:30:13,882 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:30:13" (1/1) ... [2023-12-03 01:30:13,903 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:30:13" (1/1) ... [2023-12-03 01:30:13,942 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:30:13" (1/1) ... [2023-12-03 01:30:13,955 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:30:13" (1/1) ... [2023-12-03 01:30:13,987 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:30:13,988 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:30:13,988 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:30:13,989 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:30:13,989 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:30:13" (1/1) ... [2023-12-03 01:30:13,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:30:14,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:30:14,013 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:30:14,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:30:14,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:30:14,040 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:30:14,040 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:30:14,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:30:14,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:30:14,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:30:14,237 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:30:14,239 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:30:16,223 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:30:19,808 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:30:19,808 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:30:19,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:30:19 BoogieIcfgContainer [2023-12-03 01:30:19,810 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:30:19,811 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:30:19,811 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:30:19,821 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:30:19,821 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:30:19" (1/1) ... [2023-12-03 01:30:19,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:30:19,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:30:19,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2023-12-03 01:30:19,871 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2023-12-03 01:30:19,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:30:19,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:30:19,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:30:44,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:30:44,044 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:30:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:31:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:31:08,056 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 01:31:08,059 INFO L158 Benchmark]: Toolchain (without parser) took 55084.27ms. Allocated memory was 151.0MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 104.1MB in the beginning and 728.8MB in the end (delta: -624.6MB). Peak memory consumption was 908.9MB. Max. memory is 16.1GB. [2023-12-03 01:31:08,060 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 151.0MB. Free memory was 93.8MB in the beginning and 93.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:31:08,060 INFO L158 Benchmark]: CACSL2BoogieTranslator took 588.64ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 104.1MB in the beginning and 150.3MB in the end (delta: -46.2MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. [2023-12-03 01:31:08,061 INFO L158 Benchmark]: Boogie Procedure Inliner took 226.27ms. Allocated memory is still 190.8MB. Free memory was 150.3MB in the beginning and 112.6MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-12-03 01:31:08,062 INFO L158 Benchmark]: Boogie Preprocessor took 195.46ms. Allocated memory is still 190.8MB. Free memory was 112.6MB in the beginning and 96.8MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 01:31:08,062 INFO L158 Benchmark]: RCFGBuilder took 5821.90ms. Allocated memory was 190.8MB in the beginning and 419.4MB in the end (delta: 228.6MB). Free memory was 96.8MB in the beginning and 200.6MB in the end (delta: -103.9MB). Peak memory consumption was 216.9MB. Max. memory is 16.1GB. [2023-12-03 01:31:08,063 INFO L158 Benchmark]: CodeCheck took 48247.17ms. Allocated memory was 419.4MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 200.6MB in the beginning and 728.8MB in the end (delta: -528.1MB). Peak memory consumption was 734.4MB. Max. memory is 16.1GB. [2023-12-03 01:31:08,066 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 0.19ms. Allocated memory is still 151.0MB. Free memory was 93.8MB in the beginning and 93.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 588.64ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 104.1MB in the beginning and 150.3MB in the end (delta: -46.2MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 226.27ms. Allocated memory is still 190.8MB. Free memory was 150.3MB in the beginning and 112.6MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 195.46ms. Allocated memory is still 190.8MB. Free memory was 112.6MB in the beginning and 96.8MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 5821.90ms. Allocated memory was 190.8MB in the beginning and 419.4MB in the end (delta: 228.6MB). Free memory was 96.8MB in the beginning and 200.6MB in the end (delta: -103.9MB). Peak memory consumption was 216.9MB. Max. memory is 16.1GB. * CodeCheck took 48247.17ms. Allocated memory was 419.4MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 200.6MB in the beginning and 728.8MB in the end (delta: -528.1MB). Peak memory consumption was 734.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:31:08,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/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_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/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_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/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_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/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 2f2704c4e2c6d7f64d9e04a1e2386cc75b096498be0071ea7fbc37af2938bd44 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:31:10,002 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:31:10,076 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 01:31:10,105 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:31:10,106 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:31:10,106 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:31:10,107 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:31:10,108 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:31:10,108 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:31:10,109 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:31:10,109 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:31:10,110 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:31:10,111 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:31:10,111 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:31:10,112 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:31:10,112 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:31:10,113 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:31:10,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:31:10,114 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:31:10,114 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:31:10,115 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:31:10,115 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:31:10,116 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:31:10,116 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:31:10,116 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:31:10,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:31:10,117 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:31:10,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:31:10,117 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:31:10,118 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:31:10,118 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:31:10,119 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:31:10,119 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:31:10,119 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:31:10,120 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_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f2704c4e2c6d7f64d9e04a1e2386cc75b096498be0071ea7fbc37af2938bd44 [2023-12-03 01:31:10,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:31:10,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:31:10,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:31:10,427 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:31:10,427 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:31:10,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c [2023-12-03 01:31:13,229 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:31:13,505 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:31:13,505 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c [2023-12-03 01:31:13,521 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/data/d2521c013/bd018f25a8f64a539ca47e74b9a2d844/FLAG8f05c7173 [2023-12-03 01:31:13,533 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/data/d2521c013/bd018f25a8f64a539ca47e74b9a2d844 [2023-12-03 01:31:13,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:31:13,537 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:31:13,539 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:31:13,539 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:31:13,543 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:31:13,543 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:31:13" (1/1) ... [2023-12-03 01:31:13,544 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@155170f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:13, skipping insertion in model container [2023-12-03 01:31:13,545 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:31:13" (1/1) ... [2023-12-03 01:31:13,593 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:31:13,729 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_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c[1313,1326] [2023-12-03 01:31:13,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:31:13,967 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:31:13,980 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_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c[1313,1326] [2023-12-03 01:31:14,124 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:31:14,138 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:31:14,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:14 WrapperNode [2023-12-03 01:31:14,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:31:14,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:31:14,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:31:14,140 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:31:14,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:14" (1/1) ... [2023-12-03 01:31:14,173 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:14" (1/1) ... [2023-12-03 01:31:14,226 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 764 [2023-12-03 01:31:14,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:31:14,227 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:31:14,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:31:14,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:31:14,236 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:14" (1/1) ... [2023-12-03 01:31:14,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:14" (1/1) ... [2023-12-03 01:31:14,246 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:14" (1/1) ... [2023-12-03 01:31:14,246 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:14" (1/1) ... [2023-12-03 01:31:14,273 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:14" (1/1) ... [2023-12-03 01:31:14,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:14" (1/1) ... [2023-12-03 01:31:14,283 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:14" (1/1) ... [2023-12-03 01:31:14,289 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:14" (1/1) ... [2023-12-03 01:31:14,299 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:31:14,300 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:31:14,300 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:31:14,300 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:31:14,301 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:31:14" (1/1) ... [2023-12-03 01:31:14,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:31:14,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:31:14,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:31:14,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:31:14,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:31:14,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:31:14,378 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:31:14,378 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:31:14,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:31:14,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:31:14,575 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:31:14,578 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:31:15,371 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:31:15,434 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:31:15,434 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:31:15,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:31:15 BoogieIcfgContainer [2023-12-03 01:31:15,436 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:31:15,437 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:31:15,437 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:31:15,444 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:31:15,444 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:31:15" (1/1) ... [2023-12-03 01:31:15,452 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:31:15,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:31:15,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2023-12-03 01:31:15,497 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2023-12-03 01:31:15,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:31:15,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:31:15,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:31:15,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:31:15,503 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:31:15,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:31:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:31:16,004 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:31:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:31:16,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 01:31:16,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:31:16,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:31:16,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:31:17,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:31:17,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2023-12-03 01:31:17,967 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2023-12-03 01:31:17,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:31:17,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:31:17,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:31:17,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:31:17,970 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:31:17,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 01:31:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:31:18,953 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:31:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:31:19,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 01:31:19,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:31:20,347 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:31:20,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 01:31:26,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:31:26,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2023-12-03 01:31:26,260 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2023-12-03 01:31:26,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:31:26,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:31:26,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:31:26,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:31:26,263 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:31:26,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 01:31:27,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:31:27,634 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:31:28,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:31:28,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 1388 conjuncts, 40 conjunts are in the unsatisfiable core [2023-12-03 01:31:28,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:31:29,856 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:31:29,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 01:31:38,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:31:38,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 37 states and 57 transitions. [2023-12-03 01:31:38,391 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2023-12-03 01:31:38,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 01:31:38,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:31:38,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:31:38,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:31:38,394 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:31:38,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 01:31:40,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:31:40,294 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:31:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:31:41,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 1866 conjuncts, 48 conjunts are in the unsatisfiable core [2023-12-03 01:31:41,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:31:44,417 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:31:44,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 01:32:04,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:32:04,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 63 states and 96 transitions. [2023-12-03 01:32:04,121 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2023-12-03 01:32:04,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 01:32:04,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:32:04,124 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:32:04,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:32:04,125 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:32:04,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 01:32:06,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:32:06,522 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:32:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:32:07,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 2344 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-03 01:32:07,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:32:11,242 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 01:32:11,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-12-03 01:32:24,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:32:24,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 75 states and 114 transitions. [2023-12-03 01:32:24,324 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 114 transitions. [2023-12-03 01:32:24,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 01:32:24,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:32:24,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:32:24,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:32:24,327 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:32:24,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 01:32:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:32:27,313 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:32:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:32:28,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 2822 conjuncts, 62 conjunts are in the unsatisfiable core [2023-12-03 01:32:28,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:32:33,569 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 01:32:33,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 01:32:49,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:32:49,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 87 states and 132 transitions. [2023-12-03 01:32:49,237 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2023-12-03 01:32:49,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-03 01:32:49,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:32:49,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:32:49,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:32:49,240 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:32:49,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 01:36:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:36:11,215 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:36:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:36:22,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 01:36:22,110 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 01:36:22,115 INFO L158 Benchmark]: Toolchain (without parser) took 308576.85ms. Allocated memory was 109.1MB in the beginning and 163.6MB in the end (delta: 54.5MB). Free memory was 83.7MB in the beginning and 54.1MB in the end (delta: 29.6MB). Peak memory consumption was 88.5MB. Max. memory is 16.1GB. [2023-12-03 01:36:22,115 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 71.3MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:36:22,116 INFO L158 Benchmark]: CACSL2BoogieTranslator took 600.30ms. Allocated memory is still 109.1MB. Free memory was 83.7MB in the beginning and 77.8MB in the end (delta: 5.9MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2023-12-03 01:36:22,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.40ms. Allocated memory is still 109.1MB. Free memory was 77.8MB in the beginning and 71.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 01:36:22,117 INFO L158 Benchmark]: Boogie Preprocessor took 72.48ms. Allocated memory is still 109.1MB. Free memory was 71.5MB in the beginning and 67.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:36:22,118 INFO L158 Benchmark]: RCFGBuilder took 1135.97ms. Allocated memory is still 109.1MB. Free memory was 67.3MB in the beginning and 48.9MB in the end (delta: 18.4MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2023-12-03 01:36:22,118 INFO L158 Benchmark]: CodeCheck took 306676.53ms. Allocated memory was 109.1MB in the beginning and 163.6MB in the end (delta: 54.5MB). Free memory was 48.9MB in the beginning and 54.1MB in the end (delta: -5.2MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2023-12-03 01:36:22,121 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 0.36ms. Allocated memory is still 71.3MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 600.30ms. Allocated memory is still 109.1MB. Free memory was 83.7MB in the beginning and 77.8MB in the end (delta: 5.9MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.40ms. Allocated memory is still 109.1MB. Free memory was 77.8MB in the beginning and 71.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.48ms. Allocated memory is still 109.1MB. Free memory was 71.5MB in the beginning and 67.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1135.97ms. Allocated memory is still 109.1MB. Free memory was 67.3MB in the beginning and 48.9MB in the end (delta: 18.4MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * CodeCheck took 306676.53ms. Allocated memory was 109.1MB in the beginning and 163.6MB in the end (delta: 54.5MB). Free memory was 48.9MB in the beginning and 54.1MB in the end (delta: -5.2MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:36:22,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5f67cc-2d7c-4123-86ab-316ccd10b6f4/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