./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.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_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/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_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/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_5a690393-a434-498b-8cbd-93f77271e835/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 202a0432e117f9058bd61aa67403e31b42b1f3767a8cd5b20aabf9e04f737968 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:30:14,305 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:30:14,377 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 22:30:14,382 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:30:14,382 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:30:14,405 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:30:14,405 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:30:14,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:30:14,407 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:30:14,407 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:30:14,408 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:30:14,408 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:30:14,409 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:30:14,409 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:30:14,410 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:30:14,410 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:30:14,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:30:14,411 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:30:14,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:30:14,412 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:30:14,413 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:30:14,418 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:30:14,418 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:30:14,418 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:30:14,419 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:30:14,419 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:30:14,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:30:14,420 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:30:14,420 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:30:14,421 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:30:14,421 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:30:14,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:30:14,421 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:30:14,422 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_5a690393-a434-498b-8cbd-93f77271e835/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 202a0432e117f9058bd61aa67403e31b42b1f3767a8cd5b20aabf9e04f737968 [2023-12-02 22:30:14,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:30:14,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:30:14,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:30:14,682 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:30:14,682 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:30:14,683 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i [2023-12-02 22:30:17,424 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:30:17,644 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:30:17,644 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i [2023-12-02 22:30:17,658 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/data/ad7e2808b/94aeaa3abf014b668a496a383d0c56e9/FLAGa9af3d12f [2023-12-02 22:30:17,676 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/data/ad7e2808b/94aeaa3abf014b668a496a383d0c56e9 [2023-12-02 22:30:17,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:30:17,681 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:30:17,682 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:30:17,682 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:30:17,687 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:30:17,688 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:30:17" (1/1) ... [2023-12-02 22:30:17,689 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f7d3727 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:17, skipping insertion in model container [2023-12-02 22:30:17,689 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:30:17" (1/1) ... [2023-12-02 22:30:17,739 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:30:17,888 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_5a690393-a434-498b-8cbd-93f77271e835/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i[915,928] [2023-12-02 22:30:18,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:30:18,089 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:30:18,101 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_5a690393-a434-498b-8cbd-93f77271e835/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i[915,928] [2023-12-02 22:30:18,157 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:30:18,176 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:30:18,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:18 WrapperNode [2023-12-02 22:30:18,177 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:30:18,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:30:18,178 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:30:18,178 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:30:18,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:18" (1/1) ... [2023-12-02 22:30:18,199 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:18" (1/1) ... [2023-12-02 22:30:18,248 INFO L138 Inliner]: procedures = 26, calls = 56, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 401 [2023-12-02 22:30:18,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:30:18,249 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:30:18,249 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:30:18,250 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:30:18,259 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:18" (1/1) ... [2023-12-02 22:30:18,259 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:18" (1/1) ... [2023-12-02 22:30:18,266 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:18" (1/1) ... [2023-12-02 22:30:18,266 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:18" (1/1) ... [2023-12-02 22:30:18,293 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:18" (1/1) ... [2023-12-02 22:30:18,299 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:18" (1/1) ... [2023-12-02 22:30:18,308 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:18" (1/1) ... [2023-12-02 22:30:18,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:18" (1/1) ... [2023-12-02 22:30:18,322 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:30:18,323 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:30:18,323 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:30:18,323 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:30:18,324 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:18" (1/1) ... [2023-12-02 22:30:18,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:30:18,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:30:18,353 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:30:18,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:30:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:30:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:30:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:30:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:30:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:30:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:30:18,509 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:30:18,511 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:30:19,152 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:30:19,905 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:30:19,906 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:30:19,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:30:19 BoogieIcfgContainer [2023-12-02 22:30:19,908 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:30:19,908 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:30:19,909 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:30:19,918 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:30:19,918 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:30:19" (1/1) ... [2023-12-02 22:30:19,927 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:30:19,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:30:19,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 77 states and 120 transitions. [2023-12-02 22:30:19,984 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 120 transitions. [2023-12-02 22:30:19,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-02 22:30:19,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:30:19,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:30:25,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:30:25,081 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:30:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 22:30:35,252 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 22:30:35,255 INFO L158 Benchmark]: Toolchain (without parser) took 17573.35ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 124.8MB in the beginning and 132.2MB in the end (delta: -7.4MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2023-12-02 22:30:35,255 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 109.1MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:30:35,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 494.94ms. Allocated memory is still 165.7MB. Free memory was 124.8MB in the beginning and 124.9MB in the end (delta: -129.7kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 22:30:35,256 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.24ms. Allocated memory is still 165.7MB. Free memory was 124.9MB in the beginning and 115.8MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 22:30:35,257 INFO L158 Benchmark]: Boogie Preprocessor took 73.14ms. Allocated memory is still 165.7MB. Free memory was 115.8MB in the beginning and 112.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:30:35,258 INFO L158 Benchmark]: RCFGBuilder took 1584.44ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 112.4MB in the beginning and 98.2MB in the end (delta: 14.1MB). Peak memory consumption was 88.3MB. Max. memory is 16.1GB. [2023-12-02 22:30:35,258 INFO L158 Benchmark]: CodeCheck took 15344.99ms. Allocated memory is still 199.2MB. Free memory was 98.2MB in the beginning and 132.2MB in the end (delta: -34.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:30:35,262 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 0.13ms. Allocated memory is still 109.1MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 494.94ms. Allocated memory is still 165.7MB. Free memory was 124.8MB in the beginning and 124.9MB in the end (delta: -129.7kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.24ms. Allocated memory is still 165.7MB. Free memory was 124.9MB in the beginning and 115.8MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.14ms. Allocated memory is still 165.7MB. Free memory was 115.8MB in the beginning and 112.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1584.44ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 112.4MB in the beginning and 98.2MB in the end (delta: 14.1MB). Peak memory consumption was 88.3MB. Max. memory is 16.1GB. * CodeCheck took 15344.99ms. Allocated memory is still 199.2MB. Free memory was 98.2MB in the beginning and 132.2MB in the end (delta: -34.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:30:35,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/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_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/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_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/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_5a690393-a434-498b-8cbd-93f77271e835/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 202a0432e117f9058bd61aa67403e31b42b1f3767a8cd5b20aabf9e04f737968 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:30:37,141 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:30:37,222 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 22:30:37,254 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:30:37,255 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:30:37,255 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:30:37,256 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:30:37,257 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:30:37,257 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:30:37,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:30:37,258 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:30:37,259 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:30:37,259 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:30:37,260 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:30:37,260 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:30:37,261 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:30:37,261 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:30:37,262 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:30:37,262 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:30:37,263 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:30:37,263 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:30:37,264 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:30:37,264 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:30:37,265 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:30:37,265 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:30:37,266 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:30:37,266 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:30:37,267 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:30:37,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:30:37,268 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:30:37,268 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:30:37,269 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:30:37,269 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:30:37,270 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:30:37,270 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:30:37,270 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:30:37,270 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:30:37,271 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_5a690393-a434-498b-8cbd-93f77271e835/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 202a0432e117f9058bd61aa67403e31b42b1f3767a8cd5b20aabf9e04f737968 [2023-12-02 22:30:37,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:30:37,569 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:30:37,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:30:37,573 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:30:37,573 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:30:37,574 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i [2023-12-02 22:30:40,341 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:30:40,583 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:30:40,583 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i [2023-12-02 22:30:40,594 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/data/20f7854fb/d1a4466ae965400891a4bbe875bc40b3/FLAGb36c5d359 [2023-12-02 22:30:40,608 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/data/20f7854fb/d1a4466ae965400891a4bbe875bc40b3 [2023-12-02 22:30:40,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:30:40,611 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:30:40,613 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:30:40,613 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:30:40,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:30:40,617 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:30:40" (1/1) ... [2023-12-02 22:30:40,618 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7363adeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:40, skipping insertion in model container [2023-12-02 22:30:40,618 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:30:40" (1/1) ... [2023-12-02 22:30:40,669 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:30:40,795 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_5a690393-a434-498b-8cbd-93f77271e835/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i[915,928] [2023-12-02 22:30:40,917 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:30:40,933 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:30:40,943 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_5a690393-a434-498b-8cbd-93f77271e835/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-1.i[915,928] [2023-12-02 22:30:41,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:30:41,026 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:30:41,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:41 WrapperNode [2023-12-02 22:30:41,027 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:30:41,028 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:30:41,028 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:30:41,028 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:30:41,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:41" (1/1) ... [2023-12-02 22:30:41,054 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:41" (1/1) ... [2023-12-02 22:30:41,100 INFO L138 Inliner]: procedures = 27, calls = 56, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 348 [2023-12-02 22:30:41,101 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:30:41,102 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:30:41,102 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:30:41,102 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:30:41,111 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:41" (1/1) ... [2023-12-02 22:30:41,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:41" (1/1) ... [2023-12-02 22:30:41,118 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:41" (1/1) ... [2023-12-02 22:30:41,119 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:41" (1/1) ... [2023-12-02 22:30:41,147 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:41" (1/1) ... [2023-12-02 22:30:41,152 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:41" (1/1) ... [2023-12-02 22:30:41,157 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:41" (1/1) ... [2023-12-02 22:30:41,165 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:41" (1/1) ... [2023-12-02 22:30:41,172 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:30:41,173 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:30:41,173 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:30:41,173 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:30:41,174 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:30:41" (1/1) ... [2023-12-02 22:30:41,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:30:41,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:30:41,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:30:41,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:30:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:30:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:30:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:30:41,247 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:30:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:30:41,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:30:41,361 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:30:41,363 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:31:02,058 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:31:02,460 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:31:02,460 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:31:02,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:31:02 BoogieIcfgContainer [2023-12-02 22:31:02,462 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:31:02,463 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:31:02,463 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:31:02,470 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:31:02,470 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:31:02" (1/1) ... [2023-12-02 22:31:02,478 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:31:02,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:31:02,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 77 states and 120 transitions. [2023-12-02 22:31:02,528 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 120 transitions. [2023-12-02 22:31:02,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-02 22:31:02,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:31:02,539 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:31:02,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:31:02,575 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:31:02,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 22:31:06,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:31:06,579 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:31:16,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 22:31:16,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 22:31:16,820 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 22:31:16,825 INFO L158 Benchmark]: Toolchain (without parser) took 36212.82ms. Allocated memory is still 100.7MB. Free memory was 76.1MB in the beginning and 39.1MB in the end (delta: 37.0MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2023-12-02 22:31:16,825 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:31:16,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.52ms. Allocated memory is still 100.7MB. Free memory was 76.1MB in the beginning and 52.7MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-02 22:31:16,826 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.33ms. Allocated memory is still 100.7MB. Free memory was 52.7MB in the beginning and 77.3MB in the end (delta: -24.6MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2023-12-02 22:31:16,827 INFO L158 Benchmark]: Boogie Preprocessor took 70.33ms. Allocated memory is still 100.7MB. Free memory was 77.3MB in the beginning and 73.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:31:16,827 INFO L158 Benchmark]: RCFGBuilder took 21289.01ms. Allocated memory is still 100.7MB. Free memory was 73.1MB in the beginning and 41.8MB in the end (delta: 31.3MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. [2023-12-02 22:31:16,828 INFO L158 Benchmark]: CodeCheck took 14361.01ms. Allocated memory is still 100.7MB. Free memory was 41.8MB in the beginning and 39.1MB in the end (delta: 2.7MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2023-12-02 22:31:16,830 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 65.0MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 414.52ms. Allocated memory is still 100.7MB. Free memory was 76.1MB in the beginning and 52.7MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.33ms. Allocated memory is still 100.7MB. Free memory was 52.7MB in the beginning and 77.3MB in the end (delta: -24.6MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.33ms. Allocated memory is still 100.7MB. Free memory was 77.3MB in the beginning and 73.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 21289.01ms. Allocated memory is still 100.7MB. Free memory was 73.1MB in the beginning and 41.8MB in the end (delta: 31.3MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. * CodeCheck took 14361.01ms. Allocated memory is still 100.7MB. Free memory was 41.8MB in the beginning and 39.1MB in the end (delta: 2.7MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:31:16,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a690393-a434-498b-8cbd-93f77271e835/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown