./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-78.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_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/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_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-78.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/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_09d1d3a6-296f-45ee-8cc9-a4a204479586/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 ce36ae11817d8408b28b87366201df9141e6e75d787dae6b6223431c24a32438 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:23:12,029 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:23:12,096 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:23:12,101 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:23:12,101 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:23:12,124 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:23:12,125 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:23:12,125 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:23:12,126 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:23:12,127 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:23:12,128 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:23:12,128 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:23:12,129 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:23:12,129 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:23:12,130 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:23:12,130 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:23:12,131 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:23:12,131 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:23:12,132 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:23:12,132 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:23:12,133 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:23:12,133 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:23:12,134 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:23:12,134 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:23:12,135 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:23:12,135 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:23:12,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:23:12,136 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:23:12,136 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:23:12,137 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:23:12,137 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:23:12,137 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:23:12,137 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:23:12,138 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_09d1d3a6-296f-45ee-8cc9-a4a204479586/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce36ae11817d8408b28b87366201df9141e6e75d787dae6b6223431c24a32438 [2023-12-02 21:23:12,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:23:12,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:23:12,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:23:12,383 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:23:12,383 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:23:12,384 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-78.i [2023-12-02 21:23:15,099 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:23:15,312 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:23:15,313 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-78.i [2023-12-02 21:23:15,326 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/data/95edca473/d7ad40e15072480d9f647bee12c5f2fd/FLAG4e746dd9e [2023-12-02 21:23:15,340 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/data/95edca473/d7ad40e15072480d9f647bee12c5f2fd [2023-12-02 21:23:15,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:23:15,343 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:23:15,344 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:23:15,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:23:15,348 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:23:15,348 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:23:15" (1/1) ... [2023-12-02 21:23:15,349 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52161d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:15, skipping insertion in model container [2023-12-02 21:23:15,350 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:23:15" (1/1) ... [2023-12-02 21:23:15,405 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:23:15,528 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_09d1d3a6-296f-45ee-8cc9-a4a204479586/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-78.i[916,929] [2023-12-02 21:23:15,699 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:23:15,713 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:23:15,725 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_09d1d3a6-296f-45ee-8cc9-a4a204479586/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-78.i[916,929] [2023-12-02 21:23:15,788 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:23:15,803 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:23:15,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:15 WrapperNode [2023-12-02 21:23:15,804 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:23:15,805 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:23:15,805 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:23:15,805 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:23:15,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:15" (1/1) ... [2023-12-02 21:23:15,832 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:15" (1/1) ... [2023-12-02 21:23:15,903 INFO L138 Inliner]: procedures = 26, calls = 69, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 474 [2023-12-02 21:23:15,903 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:23:15,904 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:23:15,904 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:23:15,904 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:23:15,913 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:15" (1/1) ... [2023-12-02 21:23:15,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:15" (1/1) ... [2023-12-02 21:23:15,924 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:15" (1/1) ... [2023-12-02 21:23:15,924 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:15" (1/1) ... [2023-12-02 21:23:15,953 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:15" (1/1) ... [2023-12-02 21:23:15,959 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:15" (1/1) ... [2023-12-02 21:23:15,966 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:15" (1/1) ... [2023-12-02 21:23:15,970 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:15" (1/1) ... [2023-12-02 21:23:15,980 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:23:15,981 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:23:15,981 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:23:15,981 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:23:15,982 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:15" (1/1) ... [2023-12-02 21:23:15,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:23:15,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:23:16,011 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:23:16,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:23:16,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:23:16,047 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:23:16,047 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:23:16,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:23:16,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:23:16,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:23:16,166 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:23:16,168 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:23:16,923 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:23:17,813 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:23:17,813 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:23:17,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:23:17 BoogieIcfgContainer [2023-12-02 21:23:17,815 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:23:17,816 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:23:17,816 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:23:17,826 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:23:17,826 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:23:17" (1/1) ... [2023-12-02 21:23:17,835 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:23:17,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:17,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 97 states and 153 transitions. [2023-12-02 21:23:17,896 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 153 transitions. [2023-12-02 21:23:17,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-12-02 21:23:17,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:17,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 21:23:28,414 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 21:23:28,418 INFO L158 Benchmark]: Toolchain (without parser) took 13074.08ms. Allocated memory was 165.7MB in the beginning and 239.1MB in the end (delta: 73.4MB). Free memory was 124.6MB in the beginning and 165.7MB in the end (delta: -41.1MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2023-12-02 21:23:28,419 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 109.1MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:23:28,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 460.04ms. Allocated memory is still 165.7MB. Free memory was 123.8MB in the beginning and 123.0MB in the end (delta: 793.8kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 21:23:28,420 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.81ms. Allocated memory is still 165.7MB. Free memory was 123.0MB in the beginning and 108.5MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 21:23:28,421 INFO L158 Benchmark]: Boogie Preprocessor took 75.87ms. Allocated memory is still 165.7MB. Free memory was 108.5MB in the beginning and 102.9MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 21:23:28,421 INFO L158 Benchmark]: RCFGBuilder took 1834.28ms. Allocated memory was 165.7MB in the beginning and 239.1MB in the end (delta: 73.4MB). Free memory was 102.9MB in the beginning and 117.1MB in the end (delta: -14.2MB). Peak memory consumption was 69.9MB. Max. memory is 16.1GB. [2023-12-02 21:23:28,422 INFO L158 Benchmark]: CodeCheck took 10600.64ms. Allocated memory is still 239.1MB. Free memory was 117.1MB in the beginning and 165.7MB in the end (delta: -48.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:23:28,426 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 0.14ms. Allocated memory is still 109.1MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 460.04ms. Allocated memory is still 165.7MB. Free memory was 123.8MB in the beginning and 123.0MB in the end (delta: 793.8kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.81ms. Allocated memory is still 165.7MB. Free memory was 123.0MB in the beginning and 108.5MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.87ms. Allocated memory is still 165.7MB. Free memory was 108.5MB in the beginning and 102.9MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1834.28ms. Allocated memory was 165.7MB in the beginning and 239.1MB in the end (delta: 73.4MB). Free memory was 102.9MB in the beginning and 117.1MB in the end (delta: -14.2MB). Peak memory consumption was 69.9MB. Max. memory is 16.1GB. * CodeCheck took 10600.64ms. Allocated memory is still 239.1MB. Free memory was 117.1MB in the beginning and 165.7MB in the end (delta: -48.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:23:28,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/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_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/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_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-78.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/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_09d1d3a6-296f-45ee-8cc9-a4a204479586/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 ce36ae11817d8408b28b87366201df9141e6e75d787dae6b6223431c24a32438 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:23:30,398 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:23:30,479 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 21:23:30,512 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:23:30,513 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:23:30,513 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:23:30,514 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:23:30,515 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:23:30,515 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:23:30,516 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:23:30,516 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:23:30,517 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:23:30,517 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:23:30,518 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:23:30,518 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:23:30,519 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:23:30,519 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:23:30,520 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:23:30,520 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:23:30,521 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:23:30,521 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:23:30,523 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:23:30,524 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:23:30,524 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:23:30,525 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:23:30,525 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:23:30,526 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:23:30,526 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:23:30,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:23:30,527 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:23:30,528 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:23:30,528 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:23:30,528 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:23:30,528 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:23:30,529 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:23:30,529 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:23:30,529 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:23:30,529 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_09d1d3a6-296f-45ee-8cc9-a4a204479586/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce36ae11817d8408b28b87366201df9141e6e75d787dae6b6223431c24a32438 [2023-12-02 21:23:30,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:23:30,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:23:30,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:23:30,835 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:23:30,835 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:23:30,837 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-78.i [2023-12-02 21:23:33,653 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:23:33,922 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:23:33,923 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-78.i [2023-12-02 21:23:33,938 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/data/452c2ee99/8eaafcc3b2c0463a9213fefa82ce19a2/FLAG2f04af12e [2023-12-02 21:23:33,953 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/data/452c2ee99/8eaafcc3b2c0463a9213fefa82ce19a2 [2023-12-02 21:23:33,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:23:33,956 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:23:33,957 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:23:33,957 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:23:33,961 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:23:33,961 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:23:33" (1/1) ... [2023-12-02 21:23:33,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@924df7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:33, skipping insertion in model container [2023-12-02 21:23:33,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:23:33" (1/1) ... [2023-12-02 21:23:34,014 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:23:34,145 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_09d1d3a6-296f-45ee-8cc9-a4a204479586/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-78.i[916,929] [2023-12-02 21:23:34,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:23:34,297 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:23:34,306 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_09d1d3a6-296f-45ee-8cc9-a4a204479586/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-78.i[916,929] [2023-12-02 21:23:34,386 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:23:34,403 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:23:34,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:34 WrapperNode [2023-12-02 21:23:34,403 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:23:34,404 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:23:34,405 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:23:34,405 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:23:34,410 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:34" (1/1) ... [2023-12-02 21:23:34,432 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:34" (1/1) ... [2023-12-02 21:23:34,467 INFO L138 Inliner]: procedures = 27, calls = 69, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 372 [2023-12-02 21:23:34,467 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:23:34,468 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:23:34,468 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:23:34,468 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:23:34,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:34" (1/1) ... [2023-12-02 21:23:34,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:34" (1/1) ... [2023-12-02 21:23:34,487 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:34" (1/1) ... [2023-12-02 21:23:34,487 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:34" (1/1) ... [2023-12-02 21:23:34,513 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:34" (1/1) ... [2023-12-02 21:23:34,519 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:34" (1/1) ... [2023-12-02 21:23:34,524 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:34" (1/1) ... [2023-12-02 21:23:34,529 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:34" (1/1) ... [2023-12-02 21:23:34,538 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:23:34,539 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:23:34,539 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:23:34,539 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:23:34,540 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:34" (1/1) ... [2023-12-02 21:23:34,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:23:34,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:23:34,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:23:34,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:23:34,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:23:34,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:23:34,609 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:23:34,610 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:23:34,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:23:34,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:23:34,724 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:23:34,725 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:24:47,144 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:24:47,580 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:24:47,580 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:24:47,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:24:47 BoogieIcfgContainer [2023-12-02 21:24:47,582 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:24:47,583 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:24:47,583 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:24:47,592 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:24:47,592 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:24:47" (1/1) ... [2023-12-02 21:24:47,601 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:24:47,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:47,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 97 states and 153 transitions. [2023-12-02 21:24:47,659 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 153 transitions. [2023-12-02 21:24:47,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-12-02 21:24:47,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:47,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:24:47,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:24:47,700 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:24:47,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 21:24:58,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:58,746 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:25:08,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 21:25:09,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 21:25:09,476 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 21:25:09,479 INFO L158 Benchmark]: Toolchain (without parser) took 95522.92ms. Allocated memory is still 102.8MB. Free memory was 78.2MB in the beginning and 59.2MB in the end (delta: 19.0MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2023-12-02 21:25:09,479 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:25:09,480 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.60ms. Allocated memory is still 102.8MB. Free memory was 78.0MB in the beginning and 76.9MB in the end (delta: 1.1MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2023-12-02 21:25:09,480 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.80ms. Allocated memory is still 102.8MB. Free memory was 76.9MB in the beginning and 72.3MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:25:09,481 INFO L158 Benchmark]: Boogie Preprocessor took 70.12ms. Allocated memory is still 102.8MB. Free memory was 72.3MB in the beginning and 67.6MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 21:25:09,481 INFO L158 Benchmark]: RCFGBuilder took 73043.41ms. Allocated memory is still 102.8MB. Free memory was 67.6MB in the beginning and 66.6MB in the end (delta: 1.0MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2023-12-02 21:25:09,482 INFO L158 Benchmark]: CodeCheck took 21895.39ms. Allocated memory is still 102.8MB. Free memory was 66.6MB in the beginning and 59.2MB in the end (delta: 7.4MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2023-12-02 21:25:09,484 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 67.1MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.60ms. Allocated memory is still 102.8MB. Free memory was 78.0MB in the beginning and 76.9MB in the end (delta: 1.1MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.80ms. Allocated memory is still 102.8MB. Free memory was 76.9MB in the beginning and 72.3MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.12ms. Allocated memory is still 102.8MB. Free memory was 72.3MB in the beginning and 67.6MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 73043.41ms. Allocated memory is still 102.8MB. Free memory was 67.6MB in the beginning and 66.6MB in the end (delta: 1.0MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. * CodeCheck took 21895.39ms. Allocated memory is still 102.8MB. Free memory was 66.6MB in the beginning and 59.2MB in the end (delta: 7.4MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:25:09,694 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-02 21:25:09,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d1d3a6-296f-45ee-8cc9-a4a204479586/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