./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-56.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_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/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_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-56.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/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_082d9291-b353-4571-b542-2f1c1e2d4503/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 6d1b006d272058898ce4b6d9ba4b6ecf31d1f20c483932c07245be2ad6eb978b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:30:37,958 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:30:38,025 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:30:38,030 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:30:38,030 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:30:38,054 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:30:38,055 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:30:38,056 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:30:38,056 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:30:38,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:30:38,058 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:30:38,058 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:30:38,058 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:30:38,059 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:30:38,059 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:30:38,060 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:30:38,060 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:30:38,061 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:30:38,061 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:30:38,062 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:30:38,062 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:30:38,063 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:30:38,064 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:30:38,064 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:30:38,065 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:30:38,065 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:30:38,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:30:38,066 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:30:38,066 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:30:38,067 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:30:38,067 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:30:38,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:30:38,068 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:30:38,068 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_082d9291-b353-4571-b542-2f1c1e2d4503/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d1b006d272058898ce4b6d9ba4b6ecf31d1f20c483932c07245be2ad6eb978b [2023-12-03 02:30:38,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:30:38,289 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:30:38,291 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:30:38,293 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:30:38,293 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:30:38,294 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-56.i [2023-12-03 02:30:41,354 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:30:41,665 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:30:41,666 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-56.i [2023-12-03 02:30:41,686 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/data/519211bb3/b84a3692fdd64c20a179b5752a800c18/FLAGac0c91956 [2023-12-03 02:30:41,703 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/data/519211bb3/b84a3692fdd64c20a179b5752a800c18 [2023-12-03 02:30:41,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:30:41,708 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:30:41,710 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:30:41,710 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:30:41,716 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:30:41,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:30:41" (1/1) ... [2023-12-03 02:30:41,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e018093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:41, skipping insertion in model container [2023-12-03 02:30:41,719 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:30:41" (1/1) ... [2023-12-03 02:30:41,800 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:30:41,987 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_082d9291-b353-4571-b542-2f1c1e2d4503/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-56.i[916,929] [2023-12-03 02:30:42,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:30:42,259 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:30:42,274 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_082d9291-b353-4571-b542-2f1c1e2d4503/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-56.i[916,929] [2023-12-03 02:30:42,404 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:30:42,426 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:30:42,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:42 WrapperNode [2023-12-03 02:30:42,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:30:42,428 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:30:42,428 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:30:42,428 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:30:42,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:42" (1/1) ... [2023-12-03 02:30:42,464 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:42" (1/1) ... [2023-12-03 02:30:42,573 INFO L138 Inliner]: procedures = 26, calls = 70, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 629 [2023-12-03 02:30:42,573 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:30:42,574 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:30:42,574 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:30:42,574 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:30:42,586 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:42" (1/1) ... [2023-12-03 02:30:42,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:42" (1/1) ... [2023-12-03 02:30:42,623 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:42" (1/1) ... [2023-12-03 02:30:42,624 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:42" (1/1) ... [2023-12-03 02:30:42,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:42" (1/1) ... [2023-12-03 02:30:42,672 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:42" (1/1) ... [2023-12-03 02:30:42,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:42" (1/1) ... [2023-12-03 02:30:42,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:42" (1/1) ... [2023-12-03 02:30:42,720 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:30:42,721 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:30:42,721 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:30:42,721 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:30:42,722 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:42" (1/1) ... [2023-12-03 02:30:42,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:30:42,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:30:42,757 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:30:42,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:30:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:30:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:30:42,802 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:30:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:30:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:30:42,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:30:42,977 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:30:42,979 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:30:44,203 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:30:45,786 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:30:45,786 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:30:45,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:30:45 BoogieIcfgContainer [2023-12-03 02:30:45,788 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:30:45,789 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:30:45,790 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:30:45,802 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:30:45,802 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:30:45" (1/1) ... [2023-12-03 02:30:45,813 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:30:45,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:45,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 102 states and 159 transitions. [2023-12-03 02:30:45,886 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 159 transitions. [2023-12-03 02:30:45,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-03 02:30:45,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:45,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 02:30:56,719 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:30:56,722 INFO L158 Benchmark]: Toolchain (without parser) took 15013.62ms. Allocated memory was 151.0MB in the beginning and 251.7MB in the end (delta: 100.7MB). Free memory was 90.4MB in the beginning and 158.7MB in the end (delta: -68.2MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2023-12-03 02:30:56,723 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 98.6MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:30:56,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 716.99ms. Allocated memory is still 151.0MB. Free memory was 90.1MB in the beginning and 92.3MB in the end (delta: -2.2MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2023-12-03 02:30:56,724 INFO L158 Benchmark]: Boogie Procedure Inliner took 145.80ms. Allocated memory is still 151.0MB. Free memory was 92.3MB in the beginning and 75.0MB in the end (delta: 17.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 02:30:56,724 INFO L158 Benchmark]: Boogie Preprocessor took 146.10ms. Allocated memory is still 151.0MB. Free memory was 75.0MB in the beginning and 107.9MB in the end (delta: -32.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2023-12-03 02:30:56,725 INFO L158 Benchmark]: RCFGBuilder took 3067.40ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 107.3MB in the beginning and 89.5MB in the end (delta: 17.8MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. [2023-12-03 02:30:56,726 INFO L158 Benchmark]: CodeCheck took 10931.40ms. Allocated memory was 205.5MB in the beginning and 251.7MB in the end (delta: 46.1MB). Free memory was 89.5MB in the beginning and 158.7MB in the end (delta: -69.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:30:56,729 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 0.20ms. Allocated memory is still 98.6MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 716.99ms. Allocated memory is still 151.0MB. Free memory was 90.1MB in the beginning and 92.3MB in the end (delta: -2.2MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 145.80ms. Allocated memory is still 151.0MB. Free memory was 92.3MB in the beginning and 75.0MB in the end (delta: 17.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 146.10ms. Allocated memory is still 151.0MB. Free memory was 75.0MB in the beginning and 107.9MB in the end (delta: -32.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * RCFGBuilder took 3067.40ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 107.3MB in the beginning and 89.5MB in the end (delta: 17.8MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. * CodeCheck took 10931.40ms. Allocated memory was 205.5MB in the beginning and 251.7MB in the end (delta: 46.1MB). Free memory was 89.5MB in the beginning and 158.7MB in the end (delta: -69.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:30:56,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/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_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/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_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-56.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/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_082d9291-b353-4571-b542-2f1c1e2d4503/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 6d1b006d272058898ce4b6d9ba4b6ecf31d1f20c483932c07245be2ad6eb978b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:30:58,991 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:30:59,080 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 02:30:59,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:30:59,119 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:30:59,119 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:30:59,120 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:30:59,121 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:30:59,122 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:30:59,122 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:30:59,123 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:30:59,124 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:30:59,124 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:30:59,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:30:59,125 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:30:59,126 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:30:59,127 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:30:59,127 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:30:59,128 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:30:59,128 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:30:59,129 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:30:59,129 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:30:59,130 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:30:59,130 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:30:59,131 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:30:59,131 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:30:59,131 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:30:59,132 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:30:59,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:30:59,133 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:30:59,133 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:30:59,133 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:30:59,134 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:30:59,134 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:30:59,134 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:30:59,134 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:30:59,134 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:30:59,135 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_082d9291-b353-4571-b542-2f1c1e2d4503/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d1b006d272058898ce4b6d9ba4b6ecf31d1f20c483932c07245be2ad6eb978b [2023-12-03 02:30:59,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:30:59,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:30:59,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:30:59,503 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:30:59,504 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:30:59,505 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-56.i [2023-12-03 02:31:02,720 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:31:03,068 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:31:03,069 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-56.i [2023-12-03 02:31:03,088 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/data/ae83d4b64/f703064cb7d74bb7a15ad59f3dab2c1a/FLAG879409863 [2023-12-03 02:31:03,106 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/data/ae83d4b64/f703064cb7d74bb7a15ad59f3dab2c1a [2023-12-03 02:31:03,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:31:03,111 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:31:03,113 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:31:03,113 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:31:03,119 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:31:03,120 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:31:03" (1/1) ... [2023-12-03 02:31:03,122 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50dfc604 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:31:03, skipping insertion in model container [2023-12-03 02:31:03,122 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:31:03" (1/1) ... [2023-12-03 02:31:03,218 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:31:03,408 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_082d9291-b353-4571-b542-2f1c1e2d4503/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-56.i[916,929] [2023-12-03 02:31:03,698 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:31:03,735 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:31:03,748 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_082d9291-b353-4571-b542-2f1c1e2d4503/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-56.i[916,929] [2023-12-03 02:31:03,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:31:03,906 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:31:03,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:31:03 WrapperNode [2023-12-03 02:31:03,907 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:31:03,909 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:31:03,909 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:31:03,909 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:31:03,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:31:03" (1/1) ... [2023-12-03 02:31:03,953 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:31:03" (1/1) ... [2023-12-03 02:31:04,016 INFO L138 Inliner]: procedures = 27, calls = 70, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 560 [2023-12-03 02:31:04,017 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:31:04,017 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:31:04,018 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:31:04,018 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:31:04,026 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:31:03" (1/1) ... [2023-12-03 02:31:04,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:31:03" (1/1) ... [2023-12-03 02:31:04,038 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:31:03" (1/1) ... [2023-12-03 02:31:04,039 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:31:03" (1/1) ... [2023-12-03 02:31:04,085 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:31:03" (1/1) ... [2023-12-03 02:31:04,094 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:31:03" (1/1) ... [2023-12-03 02:31:04,106 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:31:03" (1/1) ... [2023-12-03 02:31:04,112 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:31:03" (1/1) ... [2023-12-03 02:31:04,150 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:31:04,151 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:31:04,152 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:31:04,152 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:31:04,153 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:31:03" (1/1) ... [2023-12-03 02:31:04,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:31:04,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:31:04,190 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:31:04,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:31:04,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:31:04,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:31:04,250 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:31:04,251 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:31:04,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:31:04,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:31:04,418 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:31:04,421 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:33:28,931 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:33:29,583 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:33:29,583 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:33:29,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:33:29 BoogieIcfgContainer [2023-12-03 02:33:29,585 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:33:29,585 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:33:29,586 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:33:29,593 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:33:29,594 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:33:29" (1/1) ... [2023-12-03 02:33:29,602 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:33:29,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:33:29,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 102 states and 159 transitions. [2023-12-03 02:33:29,651 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 159 transitions. [2023-12-03 02:33:29,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-03 02:33:29,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:33:29,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:33:29,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:33:29,696 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:33:29,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:37:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:37:20,811 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:37:31,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 02:37:32,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 02:37:32,135 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:37:32,139 INFO L158 Benchmark]: Toolchain (without parser) took 389027.14ms. Allocated memory is still 98.6MB. Free memory was 72.9MB in the beginning and 36.2MB in the end (delta: 36.7MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2023-12-03 02:37:32,140 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 73.4MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:37:32,140 INFO L158 Benchmark]: CACSL2BoogieTranslator took 794.60ms. Allocated memory is still 98.6MB. Free memory was 72.6MB in the beginning and 60.5MB in the end (delta: 12.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-12-03 02:37:32,141 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.11ms. Allocated memory is still 98.6MB. Free memory was 60.5MB in the beginning and 53.3MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 02:37:32,142 INFO L158 Benchmark]: Boogie Preprocessor took 133.26ms. Allocated memory is still 98.6MB. Free memory was 53.3MB in the beginning and 69.2MB in the end (delta: -15.9MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2023-12-03 02:37:32,142 INFO L158 Benchmark]: RCFGBuilder took 145433.17ms. Allocated memory is still 98.6MB. Free memory was 69.2MB in the beginning and 35.3MB in the end (delta: 33.9MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2023-12-03 02:37:32,143 INFO L158 Benchmark]: CodeCheck took 242552.24ms. Allocated memory is still 98.6MB. Free memory was 35.3MB in the beginning and 36.2MB in the end (delta: -951.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:37:32,146 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 73.4MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 794.60ms. Allocated memory is still 98.6MB. Free memory was 72.6MB in the beginning and 60.5MB in the end (delta: 12.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.11ms. Allocated memory is still 98.6MB. Free memory was 60.5MB in the beginning and 53.3MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 133.26ms. Allocated memory is still 98.6MB. Free memory was 53.3MB in the beginning and 69.2MB in the end (delta: -15.9MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * RCFGBuilder took 145433.17ms. Allocated memory is still 98.6MB. Free memory was 69.2MB in the beginning and 35.3MB in the end (delta: 33.9MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * CodeCheck took 242552.24ms. Allocated memory is still 98.6MB. Free memory was 35.3MB in the beginning and 36.2MB in the end (delta: -951.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:37:32,357 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 02:37:32,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082d9291-b353-4571-b542-2f1c1e2d4503/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