./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-17.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/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_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/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 32bit --witnessprinter.graph.data.programhash 6298bb907161662c84076065ae45708309889771194b2faa54ace396b7a9c34e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:37:21,721 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:37:21,783 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 22:37:21,787 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:37:21,788 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:37:21,808 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:37:21,809 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:37:21,810 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:37:21,811 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:37:21,811 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:37:21,812 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:37:21,812 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:37:21,813 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:37:21,813 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:37:21,814 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:37:21,814 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:37:21,815 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:37:21,815 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:37:21,816 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:37:21,816 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:37:21,817 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:37:21,819 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:37:21,820 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:37:21,820 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:37:21,820 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:37:21,821 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:37:21,821 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:37:21,821 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:37:21,822 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:37:21,822 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:37:21,822 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:37:21,823 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:37:21,823 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:37:21,823 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_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6298bb907161662c84076065ae45708309889771194b2faa54ace396b7a9c34e [2023-12-02 22:37:22,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:37:22,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:37:22,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:37:22,046 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:37:22,046 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:37:22,048 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-17.i [2023-12-02 22:37:24,804 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:37:25,057 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:37:25,057 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-17.i [2023-12-02 22:37:25,073 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/data/1b9e2a6ef/ac34a0e290234c6b8c7b94b5a7bf3111/FLAGab13e1934 [2023-12-02 22:37:25,088 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/data/1b9e2a6ef/ac34a0e290234c6b8c7b94b5a7bf3111 [2023-12-02 22:37:25,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:37:25,095 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:37:25,097 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:37:25,097 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:37:25,102 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:37:25,103 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:37:25" (1/1) ... [2023-12-02 22:37:25,104 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a429ec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:25, skipping insertion in model container [2023-12-02 22:37:25,104 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:37:25" (1/1) ... [2023-12-02 22:37:25,175 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:37:25,323 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_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-17.i[916,929] [2023-12-02 22:37:25,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:37:25,573 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:37:25,585 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_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-17.i[916,929] [2023-12-02 22:37:25,702 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:37:25,722 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:37:25,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:25 WrapperNode [2023-12-02 22:37:25,723 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:37:25,724 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:37:25,724 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:37:25,724 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:37:25,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:25" (1/1) ... [2023-12-02 22:37:25,757 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:25" (1/1) ... [2023-12-02 22:37:25,864 INFO L138 Inliner]: procedures = 26, calls = 82, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 779 [2023-12-02 22:37:25,864 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:37:25,865 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:37:25,865 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:37:25,865 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:37:25,875 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:25" (1/1) ... [2023-12-02 22:37:25,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:25" (1/1) ... [2023-12-02 22:37:25,892 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:25" (1/1) ... [2023-12-02 22:37:25,892 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:25" (1/1) ... [2023-12-02 22:37:25,963 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:25" (1/1) ... [2023-12-02 22:37:25,975 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:25" (1/1) ... [2023-12-02 22:37:25,993 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:25" (1/1) ... [2023-12-02 22:37:25,998 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:25" (1/1) ... [2023-12-02 22:37:26,021 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:37:26,022 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:37:26,022 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:37:26,022 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:37:26,023 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:25" (1/1) ... [2023-12-02 22:37:26,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:37:26,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:37:26,051 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:37:26,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:37:26,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:37:26,084 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:37:26,084 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:37:26,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:37:26,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:37:26,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:37:26,221 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:37:26,222 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:37:27,355 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:37:29,094 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:37:29,094 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:37:29,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:37:29 BoogieIcfgContainer [2023-12-02 22:37:29,096 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:37:29,097 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:37:29,097 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:37:29,105 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:37:29,105 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:37:29" (1/1) ... [2023-12-02 22:37:29,112 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:37:29,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:29,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 121 states and 190 transitions. [2023-12-02 22:37:29,164 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 190 transitions. [2023-12-02 22:37:29,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-12-02 22:37:29,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:29,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 22:37:39,833 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 22:37:39,836 INFO L158 Benchmark]: Toolchain (without parser) took 14740.31ms. Allocated memory was 130.0MB in the beginning and 218.1MB in the end (delta: 88.1MB). Free memory was 73.9MB in the beginning and 131.9MB in the end (delta: -58.0MB). Peak memory consumption was 117.0MB. Max. memory is 16.1GB. [2023-12-02 22:37:39,836 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 94.4MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:37:39,837 INFO L158 Benchmark]: CACSL2BoogieTranslator took 626.44ms. Allocated memory is still 130.0MB. Free memory was 73.6MB in the beginning and 80.4MB in the end (delta: -6.8MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2023-12-02 22:37:39,838 INFO L158 Benchmark]: Boogie Procedure Inliner took 140.36ms. Allocated memory is still 130.0MB. Free memory was 80.4MB in the beginning and 58.6MB in the end (delta: 21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-02 22:37:39,838 INFO L158 Benchmark]: Boogie Preprocessor took 156.24ms. Allocated memory is still 130.0MB. Free memory was 58.6MB in the beginning and 85.6MB in the end (delta: -27.0MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2023-12-02 22:37:39,839 INFO L158 Benchmark]: RCFGBuilder took 3073.99ms. Allocated memory was 130.0MB in the beginning and 218.1MB in the end (delta: 88.1MB). Free memory was 85.6MB in the beginning and 110.1MB in the end (delta: -24.5MB). Peak memory consumption was 106.0MB. Max. memory is 16.1GB. [2023-12-02 22:37:39,840 INFO L158 Benchmark]: CodeCheck took 10738.09ms. Allocated memory is still 218.1MB. Free memory was 110.1MB in the beginning and 131.9MB in the end (delta: -21.7MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2023-12-02 22:37:39,843 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 0.22ms. Allocated memory is still 94.4MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 626.44ms. Allocated memory is still 130.0MB. Free memory was 73.6MB in the beginning and 80.4MB in the end (delta: -6.8MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 140.36ms. Allocated memory is still 130.0MB. Free memory was 80.4MB in the beginning and 58.6MB in the end (delta: 21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 156.24ms. Allocated memory is still 130.0MB. Free memory was 58.6MB in the beginning and 85.6MB in the end (delta: -27.0MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * RCFGBuilder took 3073.99ms. Allocated memory was 130.0MB in the beginning and 218.1MB in the end (delta: 88.1MB). Free memory was 85.6MB in the beginning and 110.1MB in the end (delta: -24.5MB). Peak memory consumption was 106.0MB. Max. memory is 16.1GB. * CodeCheck took 10738.09ms. Allocated memory is still 218.1MB. Free memory was 110.1MB in the beginning and 131.9MB in the end (delta: -21.7MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:37:39,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/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_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/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_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/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 32bit --witnessprinter.graph.data.programhash 6298bb907161662c84076065ae45708309889771194b2faa54ace396b7a9c34e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:37:41,783 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:37:41,850 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 22:37:41,881 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:37:41,882 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:37:41,883 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:37:41,884 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:37:41,884 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:37:41,885 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:37:41,885 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:37:41,886 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:37:41,886 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:37:41,887 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:37:41,887 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:37:41,888 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:37:41,888 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:37:41,888 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:37:41,889 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:37:41,889 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:37:41,890 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:37:41,890 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:37:41,891 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:37:41,891 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:37:41,892 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:37:41,892 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:37:41,893 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:37:41,893 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:37:41,893 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:37:41,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:37:41,894 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:37:41,895 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:37:41,895 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:37:41,895 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:37:41,896 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:37:41,896 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:37:41,897 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:37:41,897 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:37:41,897 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_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6298bb907161662c84076065ae45708309889771194b2faa54ace396b7a9c34e [2023-12-02 22:37:42,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:37:42,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:37:42,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:37:42,252 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:37:42,252 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:37:42,254 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-17.i [2023-12-02 22:37:45,018 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:37:45,308 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:37:45,309 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-17.i [2023-12-02 22:37:45,330 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/data/335065115/6c06af3a1c424e4584b7e5662825ce92/FLAG625acd072 [2023-12-02 22:37:45,345 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/data/335065115/6c06af3a1c424e4584b7e5662825ce92 [2023-12-02 22:37:45,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:37:45,349 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:37:45,351 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:37:45,351 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:37:45,356 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:37:45,356 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:37:45" (1/1) ... [2023-12-02 22:37:45,358 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a476149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:45, skipping insertion in model container [2023-12-02 22:37:45,358 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:37:45" (1/1) ... [2023-12-02 22:37:45,447 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:37:45,606 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_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-17.i[916,929] [2023-12-02 22:37:45,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:37:45,845 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:37:45,857 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_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-17.i[916,929] [2023-12-02 22:37:46,013 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:37:46,037 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:37:46,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:46 WrapperNode [2023-12-02 22:37:46,038 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:37:46,039 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:37:46,039 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:37:46,039 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:37:46,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:46" (1/1) ... [2023-12-02 22:37:46,077 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:46" (1/1) ... [2023-12-02 22:37:46,127 INFO L138 Inliner]: procedures = 27, calls = 82, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 616 [2023-12-02 22:37:46,128 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:37:46,128 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:37:46,128 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:37:46,129 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:37:46,138 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:46" (1/1) ... [2023-12-02 22:37:46,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:46" (1/1) ... [2023-12-02 22:37:46,149 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:46" (1/1) ... [2023-12-02 22:37:46,149 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:46" (1/1) ... [2023-12-02 22:37:46,183 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:46" (1/1) ... [2023-12-02 22:37:46,191 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:46" (1/1) ... [2023-12-02 22:37:46,199 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:46" (1/1) ... [2023-12-02 22:37:46,205 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:46" (1/1) ... [2023-12-02 22:37:46,214 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:37:46,215 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:37:46,215 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:37:46,215 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:37:46,216 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:46" (1/1) ... [2023-12-02 22:37:46,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:37:46,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:37:46,244 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:37:46,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:37:46,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:37:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:37:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:37:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:37:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:37:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:37:46,429 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:37:46,431 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:38:51,701 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:38:52,365 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:38:52,365 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:38:52,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:38:52 BoogieIcfgContainer [2023-12-02 22:38:52,367 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:38:52,367 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:38:52,368 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:38:52,374 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:38:52,375 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:38:52" (1/1) ... [2023-12-02 22:38:52,383 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:38:52,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:52,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 121 states and 190 transitions. [2023-12-02 22:38:52,435 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 190 transitions. [2023-12-02 22:38:52,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-12-02 22:38:52,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:52,448 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:38:52,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:38:52,476 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:38:52,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 22:41:09,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:41:09,895 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:41:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 22:41:20,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 22:41:20,722 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 22:41:20,725 INFO L158 Benchmark]: Toolchain (without parser) took 215375.53ms. Allocated memory is still 115.3MB. Free memory was 90.1MB in the beginning and 41.5MB in the end (delta: 48.6MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2023-12-02 22:41:20,726 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 77.6MB. Free memory was 54.5MB in the beginning and 54.3MB in the end (delta: 148.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:41:20,726 INFO L158 Benchmark]: CACSL2BoogieTranslator took 687.11ms. Allocated memory is still 115.3MB. Free memory was 89.8MB in the beginning and 81.0MB in the end (delta: 8.8MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2023-12-02 22:41:20,727 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.11ms. Allocated memory is still 115.3MB. Free memory was 81.0MB in the beginning and 74.0MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 22:41:20,727 INFO L158 Benchmark]: Boogie Preprocessor took 86.13ms. Allocated memory is still 115.3MB. Free memory was 74.0MB in the beginning and 66.9MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 22:41:20,728 INFO L158 Benchmark]: RCFGBuilder took 66151.68ms. Allocated memory is still 115.3MB. Free memory was 66.9MB in the beginning and 69.5MB in the end (delta: -2.6MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2023-12-02 22:41:20,728 INFO L158 Benchmark]: CodeCheck took 148356.91ms. Allocated memory is still 115.3MB. Free memory was 69.5MB in the beginning and 41.5MB in the end (delta: 28.0MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2023-12-02 22:41:20,730 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 0.21ms. Allocated memory is still 77.6MB. Free memory was 54.5MB in the beginning and 54.3MB in the end (delta: 148.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 687.11ms. Allocated memory is still 115.3MB. Free memory was 89.8MB in the beginning and 81.0MB in the end (delta: 8.8MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.11ms. Allocated memory is still 115.3MB. Free memory was 81.0MB in the beginning and 74.0MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.13ms. Allocated memory is still 115.3MB. Free memory was 74.0MB in the beginning and 66.9MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 66151.68ms. Allocated memory is still 115.3MB. Free memory was 66.9MB in the beginning and 69.5MB in the end (delta: -2.6MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * CodeCheck took 148356.91ms. Allocated memory is still 115.3MB. Free memory was 69.5MB in the beginning and 41.5MB in the end (delta: 28.0MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:41:20,940 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-02 22:41:20,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49b4d10e-75bb-4bb4-9867-fafa84ad74ff/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown