./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-32.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/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_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-32.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/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_9ff663c0-c799-479a-aecd-46b7d7f68fc8/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 c55643487e5f48de8e079b07526108acd554988af24b97c1b5b5c0e15c94b7e3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:27:09,415 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:27:09,481 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:27:09,485 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:27:09,486 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:27:09,507 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:27:09,508 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:27:09,509 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:27:09,510 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:27:09,510 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:27:09,511 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:27:09,511 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:27:09,512 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:27:09,512 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:27:09,513 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:27:09,513 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:27:09,514 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:27:09,514 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:27:09,515 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:27:09,515 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:27:09,515 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:27:09,516 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:27:09,516 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:27:09,517 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:27:09,517 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:27:09,518 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:27:09,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:27:09,518 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:27:09,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:27:09,519 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:27:09,519 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:27:09,520 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:27:09,520 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:27:09,520 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_9ff663c0-c799-479a-aecd-46b7d7f68fc8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c55643487e5f48de8e079b07526108acd554988af24b97c1b5b5c0e15c94b7e3 [2023-12-03 03:27:09,754 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:27:09,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:27:09,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:27:09,779 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:27:09,779 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:27:09,780 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-32.i [2023-12-03 03:27:12,546 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:27:12,763 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:27:12,763 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-32.i [2023-12-03 03:27:12,774 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/data/f9d7feb0e/673150bfa9604b109b3815306043ae60/FLAG9e9376574 [2023-12-03 03:27:12,786 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/data/f9d7feb0e/673150bfa9604b109b3815306043ae60 [2023-12-03 03:27:12,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:27:12,790 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:27:12,791 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:27:12,791 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:27:12,795 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:27:12,796 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:27:12" (1/1) ... [2023-12-03 03:27:12,797 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53b37ef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:12, skipping insertion in model container [2023-12-03 03:27:12,797 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:27:12" (1/1) ... [2023-12-03 03:27:12,843 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:27:12,961 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_9ff663c0-c799-479a-aecd-46b7d7f68fc8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-32.i[916,929] [2023-12-03 03:27:13,088 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:27:13,103 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:27:13,113 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_9ff663c0-c799-479a-aecd-46b7d7f68fc8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-32.i[916,929] [2023-12-03 03:27:13,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:27:13,199 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:27:13,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:13 WrapperNode [2023-12-03 03:27:13,200 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:27:13,201 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:27:13,201 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:27:13,201 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:27:13,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:13" (1/1) ... [2023-12-03 03:27:13,223 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:13" (1/1) ... [2023-12-03 03:27:13,273 INFO L138 Inliner]: procedures = 26, calls = 66, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 502 [2023-12-03 03:27:13,273 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:27:13,274 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:27:13,274 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:27:13,274 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:27:13,281 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:13" (1/1) ... [2023-12-03 03:27:13,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:13" (1/1) ... [2023-12-03 03:27:13,288 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:13" (1/1) ... [2023-12-03 03:27:13,289 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:13" (1/1) ... [2023-12-03 03:27:13,313 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:13" (1/1) ... [2023-12-03 03:27:13,320 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:13" (1/1) ... [2023-12-03 03:27:13,327 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:13" (1/1) ... [2023-12-03 03:27:13,332 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:13" (1/1) ... [2023-12-03 03:27:13,340 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:27:13,342 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:27:13,342 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:27:13,342 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:27:13,343 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:13" (1/1) ... [2023-12-03 03:27:13,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:27:13,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:27:13,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:27:13,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:27:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:27:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:27:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:27:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:27:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:27:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:27:13,535 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:27:13,537 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:27:14,255 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:27:15,247 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:27:15,247 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:27:15,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:27:15 BoogieIcfgContainer [2023-12-03 03:27:15,250 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:27:15,251 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:27:15,251 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:27:15,261 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:27:15,261 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:27:15" (1/1) ... [2023-12-03 03:27:15,270 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:27:15,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:15,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 91 states and 144 transitions. [2023-12-03 03:27:15,354 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 144 transitions. [2023-12-03 03:27:15,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-12-03 03:27:15,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:15,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:17,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:27:17,437 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:27:27,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 03:27:27,600 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 03:27:27,603 INFO L158 Benchmark]: Toolchain (without parser) took 14812.59ms. Allocated memory was 167.8MB in the beginning and 247.5MB in the end (delta: 79.7MB). Free memory was 124.5MB in the beginning and 145.1MB in the end (delta: -20.6MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-12-03 03:27:27,604 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 167.8MB. Free memory was 132.5MB in the beginning and 132.5MB in the end (delta: 23.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:27:27,604 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.91ms. Allocated memory is still 167.8MB. Free memory was 124.2MB in the beginning and 101.2MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 03:27:27,605 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.23ms. Allocated memory is still 167.8MB. Free memory was 101.2MB in the beginning and 94.5MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 03:27:27,605 INFO L158 Benchmark]: Boogie Preprocessor took 66.99ms. Allocated memory is still 167.8MB. Free memory was 94.5MB in the beginning and 90.9MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:27:27,606 INFO L158 Benchmark]: RCFGBuilder took 1908.26ms. Allocated memory was 167.8MB in the beginning and 247.5MB in the end (delta: 79.7MB). Free memory was 90.9MB in the beginning and 69.7MB in the end (delta: 21.2MB). Peak memory consumption was 110.0MB. Max. memory is 16.1GB. [2023-12-03 03:27:27,606 INFO L158 Benchmark]: CodeCheck took 12351.50ms. Allocated memory is still 247.5MB. Free memory was 69.7MB in the beginning and 145.1MB in the end (delta: -75.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:27:27,609 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 167.8MB. Free memory was 132.5MB in the beginning and 132.5MB in the end (delta: 23.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.91ms. Allocated memory is still 167.8MB. Free memory was 124.2MB in the beginning and 101.2MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.23ms. Allocated memory is still 167.8MB. Free memory was 101.2MB in the beginning and 94.5MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.99ms. Allocated memory is still 167.8MB. Free memory was 94.5MB in the beginning and 90.9MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1908.26ms. Allocated memory was 167.8MB in the beginning and 247.5MB in the end (delta: 79.7MB). Free memory was 90.9MB in the beginning and 69.7MB in the end (delta: 21.2MB). Peak memory consumption was 110.0MB. Max. memory is 16.1GB. * CodeCheck took 12351.50ms. Allocated memory is still 247.5MB. Free memory was 69.7MB in the beginning and 145.1MB in the end (delta: -75.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:27:27,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/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_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-32.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/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_9ff663c0-c799-479a-aecd-46b7d7f68fc8/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 c55643487e5f48de8e079b07526108acd554988af24b97c1b5b5c0e15c94b7e3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:27:29,515 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:27:29,601 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 03:27:29,631 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:27:29,632 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:27:29,633 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:27:29,633 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:27:29,634 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:27:29,634 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:27:29,635 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:27:29,635 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:27:29,636 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:27:29,636 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:27:29,637 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:27:29,637 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:27:29,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:27:29,638 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:27:29,639 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:27:29,640 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:27:29,640 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:27:29,641 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:27:29,641 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:27:29,642 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:27:29,642 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:27:29,643 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:27:29,643 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:27:29,643 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:27:29,643 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:27:29,644 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:27:29,644 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:27:29,645 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:27:29,645 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:27:29,645 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:27:29,646 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:27:29,646 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:27:29,646 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:27:29,647 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:27:29,647 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_9ff663c0-c799-479a-aecd-46b7d7f68fc8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c55643487e5f48de8e079b07526108acd554988af24b97c1b5b5c0e15c94b7e3 [2023-12-03 03:27:29,930 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:27:29,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:27:29,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:27:29,951 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:27:29,952 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:27:29,953 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-32.i [2023-12-03 03:27:32,699 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:27:32,936 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:27:32,937 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-32.i [2023-12-03 03:27:32,950 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/data/8b9e6eb53/32949991286744a88cfdfa62ff8a462b/FLAGcf9769dd3 [2023-12-03 03:27:32,963 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/data/8b9e6eb53/32949991286744a88cfdfa62ff8a462b [2023-12-03 03:27:32,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:27:32,966 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:27:32,968 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:27:32,968 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:27:32,972 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:27:32,972 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:27:32" (1/1) ... [2023-12-03 03:27:32,973 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6caca567 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:32, skipping insertion in model container [2023-12-03 03:27:32,973 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:27:32" (1/1) ... [2023-12-03 03:27:33,030 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:27:33,149 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_9ff663c0-c799-479a-aecd-46b7d7f68fc8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-32.i[916,929] [2023-12-03 03:27:33,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:27:33,307 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:27:33,317 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_9ff663c0-c799-479a-aecd-46b7d7f68fc8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-32.i[916,929] [2023-12-03 03:27:33,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:27:33,411 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:27:33,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:33 WrapperNode [2023-12-03 03:27:33,412 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:27:33,413 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:27:33,413 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:27:33,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:27:33,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:33" (1/1) ... [2023-12-03 03:27:33,440 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:33" (1/1) ... [2023-12-03 03:27:33,482 INFO L138 Inliner]: procedures = 27, calls = 66, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 353 [2023-12-03 03:27:33,482 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:27:33,483 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:27:33,483 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:27:33,483 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:27:33,491 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:33" (1/1) ... [2023-12-03 03:27:33,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:33" (1/1) ... [2023-12-03 03:27:33,500 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:33" (1/1) ... [2023-12-03 03:27:33,500 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:33" (1/1) ... [2023-12-03 03:27:33,528 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:33" (1/1) ... [2023-12-03 03:27:33,535 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:33" (1/1) ... [2023-12-03 03:27:33,541 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:33" (1/1) ... [2023-12-03 03:27:33,546 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:33" (1/1) ... [2023-12-03 03:27:33,554 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:27:33,556 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:27:33,556 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:27:33,556 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:27:33,557 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:27:33" (1/1) ... [2023-12-03 03:27:33,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:27:33,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:27:33,580 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:27:33,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:27:33,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:27:33,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:27:33,614 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:27:33,614 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:27:33,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:27:33,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:27:33,736 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:27:33,738 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:28:26,480 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:28:26,887 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:28:26,887 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:28:26,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:28:26 BoogieIcfgContainer [2023-12-03 03:28:26,889 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:28:26,890 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:28:26,890 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:28:26,899 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:28:26,900 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:28:26" (1/1) ... [2023-12-03 03:28:26,909 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:28:26,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:28:26,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 91 states and 144 transitions. [2023-12-03 03:28:26,968 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 144 transitions. [2023-12-03 03:28:26,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-12-03 03:28:26,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:28:26,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:28:26,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:28:27,006 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:28:27,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 03:28:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:28:33,289 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:28:43,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 03:28:43,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 03:28:43,805 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 03:28:43,808 INFO L158 Benchmark]: Toolchain (without parser) took 70841.35ms. Allocated memory is still 121.6MB. Free memory was 96.7MB in the beginning and 62.4MB in the end (delta: 34.2MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2023-12-03 03:28:43,808 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 71.3MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:28:43,809 INFO L158 Benchmark]: CACSL2BoogieTranslator took 444.56ms. Allocated memory is still 121.6MB. Free memory was 96.4MB in the beginning and 72.5MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 03:28:43,809 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.26ms. Allocated memory is still 121.6MB. Free memory was 72.5MB in the beginning and 68.0MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:28:43,810 INFO L158 Benchmark]: Boogie Preprocessor took 71.81ms. Allocated memory is still 121.6MB. Free memory was 68.0MB in the beginning and 64.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:28:43,811 INFO L158 Benchmark]: RCFGBuilder took 53333.67ms. Allocated memory is still 121.6MB. Free memory was 64.2MB in the beginning and 54.7MB in the end (delta: 9.4MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2023-12-03 03:28:43,812 INFO L158 Benchmark]: CodeCheck took 16916.93ms. Allocated memory is still 121.6MB. Free memory was 54.7MB in the beginning and 62.4MB in the end (delta: -7.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:28:43,815 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 71.3MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 444.56ms. Allocated memory is still 121.6MB. Free memory was 96.4MB in the beginning and 72.5MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.26ms. Allocated memory is still 121.6MB. Free memory was 72.5MB in the beginning and 68.0MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.81ms. Allocated memory is still 121.6MB. Free memory was 68.0MB in the beginning and 64.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 53333.67ms. Allocated memory is still 121.6MB. Free memory was 64.2MB in the beginning and 54.7MB in the end (delta: 9.4MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. * CodeCheck took 16916.93ms. Allocated memory is still 121.6MB. Free memory was 54.7MB in the beginning and 62.4MB in the end (delta: -7.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:28:44,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ff663c0-c799-479a-aecd-46b7d7f68fc8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown