./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 25cf9c0a16564c460f6e824f90a2df4185d2e5d2c682a221258efaf06dec8ca4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:19,887 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:20,007 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:59:20,020 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:59:20,021 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:59:20,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:20,061 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:59:20,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:59:20,063 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:20,068 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:20,068 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:20,069 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:59:20,070 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:59:20,071 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:59:20,072 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:59:20,072 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:20,073 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:59:20,074 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:20,074 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:59:20,075 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:59:20,075 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:20,076 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:59:20,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:59:20,077 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:20,078 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:20,078 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:20,079 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:20,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:20,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:20,081 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:20,082 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:59:20,082 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:59:20,083 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:59:20,083 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:59:20,083 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_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25cf9c0a16564c460f6e824f90a2df4185d2e5d2c682a221258efaf06dec8ca4 [2023-11-11 23:59:20,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:59:20,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:59:20,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:59:20,427 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:59:20,427 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:59:20,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c [2023-11-11 23:59:23,498 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:59:23,823 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:59:23,825 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c [2023-11-11 23:59:23,834 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/data/186791e4f/1213014872fc4de9b804b3e70b243b98/FLAG0a99dbe95 [2023-11-11 23:59:23,851 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/data/186791e4f/1213014872fc4de9b804b3e70b243b98 [2023-11-11 23:59:23,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:59:23,859 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:59:23,862 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:23,862 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:59:23,867 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:59:23,869 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:23" (1/1) ... [2023-11-11 23:59:23,870 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d0b180 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:23, skipping insertion in model container [2023-11-11 23:59:23,870 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:23" (1/1) ... [2023-11-11 23:59:23,901 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:24,121 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:24,131 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:59:24,159 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:24,168 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:24,168 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:24,176 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:59:24,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:24 WrapperNode [2023-11-11 23:59:24,177 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:24,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:24,178 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:59:24,179 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:59:24,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:24" (1/1) ... [2023-11-11 23:59:24,195 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:24" (1/1) ... [2023-11-11 23:59:24,225 INFO L138 Inliner]: procedures = 24, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2023-11-11 23:59:24,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:24,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:59:24,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:59:24,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:59:24,239 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:24" (1/1) ... [2023-11-11 23:59:24,243 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:24" (1/1) ... [2023-11-11 23:59:24,247 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:24" (1/1) ... [2023-11-11 23:59:24,247 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:24" (1/1) ... [2023-11-11 23:59:24,256 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:24" (1/1) ... [2023-11-11 23:59:24,271 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:24" (1/1) ... [2023-11-11 23:59:24,276 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:24" (1/1) ... [2023-11-11 23:59:24,290 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:24" (1/1) ... [2023-11-11 23:59:24,294 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:59:24,295 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:59:24,295 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:59:24,295 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:59:24,296 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:24" (1/1) ... [2023-11-11 23:59:24,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:24,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:59:24,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:59:24,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:59:24,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:59:24,371 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:59:24,371 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:59:24,371 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:59:24,371 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:59:24,372 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:59:24,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:59:24,372 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:59:24,372 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:59:24,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:59:24,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:59:24,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:59:24,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:59:24,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:59:24,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:59:24,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:59:24,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:59:24,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:59:24,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:59:24,376 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:59:24,485 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:59:24,487 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:59:24,809 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:59:24,890 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:59:24,890 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-11 23:59:24,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:24 BoogieIcfgContainer [2023-11-11 23:59:24,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:59:24,901 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:59:24,901 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:59:24,910 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:59:24,910 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:24" (1/1) ... [2023-11-11 23:59:24,911 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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) [2023-11-11 23:59:24,914 INFO L158 Benchmark]: Toolchain (without parser) took 1055.42ms. Allocated memory is still 151.0MB. Free memory was 118.4MB in the beginning and 79.9MB in the end (delta: 38.4MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-11 23:59:24,914 INFO L158 Benchmark]: CDTParser took 0.74ms. Allocated memory is still 151.0MB. Free memory is still 97.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:24,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.38ms. Allocated memory is still 151.0MB. Free memory was 118.0MB in the beginning and 106.2MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:59:24,916 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.75ms. Allocated memory is still 151.0MB. Free memory was 106.2MB in the beginning and 104.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:24,916 INFO L158 Benchmark]: Boogie Preprocessor took 67.40ms. Allocated memory is still 151.0MB. Free memory was 104.5MB in the beginning and 102.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:24,917 INFO L158 Benchmark]: RCFGBuilder took 605.20ms. Allocated memory is still 151.0MB. Free memory was 102.8MB in the beginning and 81.1MB in the end (delta: 21.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:24,918 INFO L158 Benchmark]: CodeCheck took 11.95ms. Allocated memory is still 151.0MB. Free memory was 80.7MB in the beginning and 79.9MB in the end (delta: 790.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:24,921 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74ms. Allocated memory is still 151.0MB. Free memory is still 97.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.38ms. Allocated memory is still 151.0MB. Free memory was 118.0MB in the beginning and 106.2MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.75ms. Allocated memory is still 151.0MB. Free memory was 106.2MB in the beginning and 104.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.40ms. Allocated memory is still 151.0MB. Free memory was 104.5MB in the beginning and 102.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 605.20ms. Allocated memory is still 151.0MB. Free memory was 102.8MB in the beginning and 81.1MB in the end (delta: 21.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 11.95ms. Allocated memory is still 151.0MB. Free memory was 80.7MB in the beginning and 79.9MB in the end (delta: 790.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:59:24,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/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_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 25cf9c0a16564c460f6e824f90a2df4185d2e5d2c682a221258efaf06dec8ca4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:27,614 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:27,754 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:59:27,812 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:27,813 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:59:27,814 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:59:27,816 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:27,816 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:27,818 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:27,823 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:59:27,823 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:59:27,824 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:59:27,825 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:27,826 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:59:27,827 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:27,827 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:59:27,828 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:59:27,828 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:59:27,829 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:59:27,830 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:59:27,830 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:27,831 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:59:27,831 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:59:27,832 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:27,832 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:27,833 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:27,833 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:59:27,834 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:59:27,834 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:59:27,835 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:27,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:27,837 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:27,837 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:27,838 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:59:27,838 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:59:27,838 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:59:27,839 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:59:27,839 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:59:27,839 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:59:27,841 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_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25cf9c0a16564c460f6e824f90a2df4185d2e5d2c682a221258efaf06dec8ca4 [2023-11-11 23:59:28,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:59:28,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:59:28,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:59:28,247 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:59:28,248 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:59:28,250 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c [2023-11-11 23:59:31,477 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:59:31,782 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:59:31,783 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c [2023-11-11 23:59:31,793 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/data/e5d196416/4224aa38726d451a877ee511d97cdf9e/FLAGcca3b8c90 [2023-11-11 23:59:31,814 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/data/e5d196416/4224aa38726d451a877ee511d97cdf9e [2023-11-11 23:59:31,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:59:31,824 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:59:31,828 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:31,828 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:59:31,834 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:59:31,835 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:31" (1/1) ... [2023-11-11 23:59:31,836 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aa00215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:31, skipping insertion in model container [2023-11-11 23:59:31,836 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:31" (1/1) ... [2023-11-11 23:59:31,873 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:32,100 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:32,115 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-11 23:59:32,120 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:32,141 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:32,151 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:59:32,197 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:32,212 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:32,212 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:32,221 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:59:32,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32 WrapperNode [2023-11-11 23:59:32,221 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:32,223 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:32,223 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:59:32,224 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:59:32,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,261 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,300 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 94 [2023-11-11 23:59:32,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:32,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:59:32,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:59:32,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:59:32,313 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,318 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,318 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,329 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,333 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,335 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,337 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,341 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:59:32,342 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:59:32,342 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:59:32,343 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:59:32,343 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:32,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:59:32,394 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:59:32,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:59:32,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:59:32,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:59:32,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:59:32,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:59:32,443 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:59:32,443 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:59:32,444 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:59:32,444 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:59:32,444 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:59:32,444 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:59:32,445 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:59:32,446 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:59:32,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:59:32,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:59:32,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:59:32,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:59:32,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:59:32,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:59:32,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:59:32,450 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:59:32,646 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:59:32,649 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:59:33,098 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:59:33,208 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:59:33,208 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-11 23:59:33,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:33 BoogieIcfgContainer [2023-11-11 23:59:33,211 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:59:33,212 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:59:33,212 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:59:33,233 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:59:33,234 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:33" (1/1) ... [2023-11-11 23:59:33,235 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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) [2023-11-11 23:59:33,242 INFO L158 Benchmark]: Toolchain (without parser) took 1417.20ms. Allocated memory is still 94.4MB. Free memory was 70.6MB in the beginning and 69.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2023-11-11 23:59:33,242 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 71.3MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:33,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 394.32ms. Allocated memory is still 94.4MB. Free memory was 70.4MB in the beginning and 56.7MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:59:33,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.54ms. Allocated memory is still 94.4MB. Free memory was 56.5MB in the beginning and 54.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:33,245 INFO L158 Benchmark]: Boogie Preprocessor took 39.30ms. Allocated memory is still 94.4MB. Free memory was 54.7MB in the beginning and 53.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:33,246 INFO L158 Benchmark]: RCFGBuilder took 869.29ms. Allocated memory is still 94.4MB. Free memory was 53.0MB in the beginning and 70.1MB in the end (delta: -17.1MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2023-11-11 23:59:33,247 INFO L158 Benchmark]: CodeCheck took 27.81ms. Allocated memory is still 94.4MB. Free memory was 70.1MB in the beginning and 69.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:33,256 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 71.3MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 394.32ms. Allocated memory is still 94.4MB. Free memory was 70.4MB in the beginning and 56.7MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.54ms. Allocated memory is still 94.4MB. Free memory was 56.5MB in the beginning and 54.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.30ms. Allocated memory is still 94.4MB. Free memory was 54.7MB in the beginning and 53.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 869.29ms. Allocated memory is still 94.4MB. Free memory was 53.0MB in the beginning and 70.1MB in the end (delta: -17.1MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * CodeCheck took 27.81ms. Allocated memory is still 94.4MB. Free memory was 70.1MB in the beginning and 69.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:59:33,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d36f69f-6e13-4f93-8c6a-3c29ce034e0d/bin/ukojak-verify-0OAaufAVZV/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: Concurrent programs are currently unsupported