./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/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_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/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_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/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 f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:54:35,832 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:54:35,921 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:54:35,935 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:54:35,936 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:54:35,981 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:54:35,983 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:54:35,984 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:54:35,986 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:54:35,991 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:54:35,992 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:54:35,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:54:35,993 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:54:35,995 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:54:35,996 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:54:35,996 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:54:35,997 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:54:35,997 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:54:35,998 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:54:35,998 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:54:35,999 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:54:36,000 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:54:36,001 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:54:36,001 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:54:36,002 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:54:36,002 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:54:36,003 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:54:36,004 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:36,005 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:54:36,005 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:54:36,006 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:54:36,007 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:54:36,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:54:36,008 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:54:36,008 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_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 [2023-11-11 23:54:36,327 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:54:36,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:54:36,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:54:36,368 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:54:36,368 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:54:36,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-11-11 23:54:39,509 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:39,698 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:39,698 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-11-11 23:54:39,708 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/data/a8195453a/8f5bd006018144b3bb920d0274aa94ae/FLAG037acfa07 [2023-11-11 23:54:39,723 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/data/a8195453a/8f5bd006018144b3bb920d0274aa94ae [2023-11-11 23:54:39,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:39,728 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:39,730 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:39,730 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:39,735 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:39,736 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:39" (1/1) ... [2023-11-11 23:54:39,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a46a0a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:39, skipping insertion in model container [2023-11-11 23:54:39,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:39" (1/1) ... [2023-11-11 23:54:39,766 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:39,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:39,979 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:40,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:40,023 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:40,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40 WrapperNode [2023-11-11 23:54:40,024 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:40,025 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:40,026 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:40,026 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:40,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:40,044 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:40,068 INFO L138 Inliner]: procedures = 20, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2023-11-11 23:54:40,069 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:40,070 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:40,070 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:40,070 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:40,080 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:40,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:40,088 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:40,089 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:40,102 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:40,109 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:40,113 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:40,122 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:40,124 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:40,125 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:40,125 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:40,125 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:40,126 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:40,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:40,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:40,167 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:40,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:54:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:54:40,209 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:54:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:54:40,209 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:54:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:54:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:54:40,210 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-11 23:54:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-11 23:54:40,210 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:54:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:54:40,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:54:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:54:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:54:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:54:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:54:40,213 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 23:54:40,386 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:40,388 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:40,732 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:40,748 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:40,749 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-11 23:54:40,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:40 BoogieIcfgContainer [2023-11-11 23:54:40,752 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:54:40,753 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:54:40,754 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:54:40,764 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:54:40,765 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:40,766 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 23:54:40,771 INFO L158 Benchmark]: Toolchain (without parser) took 1041.41ms. Allocated memory is still 159.4MB. Free memory was 112.8MB in the beginning and 82.0MB in the end (delta: 30.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-11 23:54:40,772 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 130.0MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:40,774 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.80ms. Allocated memory is still 159.4MB. Free memory was 112.8MB in the beginning and 101.6MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:54:40,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.74ms. Allocated memory is still 159.4MB. Free memory was 101.6MB in the beginning and 99.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:40,775 INFO L158 Benchmark]: Boogie Preprocessor took 54.84ms. Allocated memory is still 159.4MB. Free memory was 99.5MB in the beginning and 98.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:40,777 INFO L158 Benchmark]: RCFGBuilder took 626.94ms. Allocated memory is still 159.4MB. Free memory was 98.1MB in the beginning and 82.7MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:54:40,779 INFO L158 Benchmark]: CodeCheck took 15.02ms. Allocated memory is still 159.4MB. Free memory was 82.7MB in the beginning and 82.0MB in the end (delta: 734.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:40,787 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 0.73ms. Allocated memory is still 130.0MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.80ms. Allocated memory is still 159.4MB. Free memory was 112.8MB in the beginning and 101.6MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.74ms. Allocated memory is still 159.4MB. Free memory was 101.6MB in the beginning and 99.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.84ms. Allocated memory is still 159.4MB. Free memory was 99.5MB in the beginning and 98.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 626.94ms. Allocated memory is still 159.4MB. Free memory was 98.1MB in the beginning and 82.7MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15.02ms. Allocated memory is still 159.4MB. Free memory was 82.7MB in the beginning and 82.0MB in the end (delta: 734.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:54:40,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/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_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/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_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/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 f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:54:43,552 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:54:43,668 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:54:43,720 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:54:43,721 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:54:43,722 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:54:43,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:54:43,723 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:54:43,724 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:54:43,725 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:54:43,725 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:54:43,726 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:54:43,726 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:54:43,727 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:54:43,728 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:54:43,728 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:54:43,729 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:54:43,729 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:54:43,730 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:54:43,730 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:54:43,731 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:54:43,732 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:54:43,732 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:54:43,733 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:54:43,733 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:54:43,734 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:54:43,734 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:54:43,734 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:54:43,735 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:54:43,735 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:54:43,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:43,736 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:54:43,737 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:54:43,737 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:54:43,737 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:54:43,737 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:54:43,738 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:54:43,738 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:54:43,738 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:54:43,739 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_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 [2023-11-11 23:54:44,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:54:44,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:54:44,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:54:44,189 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:54:44,190 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:54:44,191 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-11-11 23:54:47,417 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:47,708 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:47,709 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-11-11 23:54:47,720 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/data/ccf7eb86e/e03c7e06db574ead9eeaea316480b347/FLAGdb62dfafb [2023-11-11 23:54:47,740 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/data/ccf7eb86e/e03c7e06db574ead9eeaea316480b347 [2023-11-11 23:54:47,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:47,754 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:47,758 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:47,759 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:47,764 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:47,768 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:47" (1/1) ... [2023-11-11 23:54:47,769 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6667278a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:47, skipping insertion in model container [2023-11-11 23:54:47,769 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:47" (1/1) ... [2023-11-11 23:54:47,800 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:48,059 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:48,077 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:48,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:48,147 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:48,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:48 WrapperNode [2023-11-11 23:54:48,148 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:48,149 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:48,150 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:48,150 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:48,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:48" (1/1) ... [2023-11-11 23:54:48,184 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:48" (1/1) ... [2023-11-11 23:54:48,213 INFO L138 Inliner]: procedures = 22, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2023-11-11 23:54:48,213 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:48,214 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:48,214 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:48,215 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:48,225 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:48" (1/1) ... [2023-11-11 23:54:48,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:48" (1/1) ... [2023-11-11 23:54:48,235 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:48" (1/1) ... [2023-11-11 23:54:48,235 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:48" (1/1) ... [2023-11-11 23:54:48,243 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:48" (1/1) ... [2023-11-11 23:54:48,247 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:48" (1/1) ... [2023-11-11 23:54:48,250 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:48" (1/1) ... [2023-11-11 23:54:48,251 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:48" (1/1) ... [2023-11-11 23:54:48,259 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:48,260 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:48,260 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:48,260 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:48,261 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:48" (1/1) ... [2023-11-11 23:54:48,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:48,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:48,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:48,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:48,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:54:48,363 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:54:48,363 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:54:48,364 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:54:48,364 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:54:48,364 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:54:48,364 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:54:48,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:54:48,364 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-11 23:54:48,364 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-11 23:54:48,365 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:54:48,365 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:54:48,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:54:48,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:54:48,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:48,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:48,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:54:48,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:54:48,367 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 23:54:48,486 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:48,488 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:48,766 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:48,775 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:48,775 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-11 23:54:48,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:48 BoogieIcfgContainer [2023-11-11 23:54:48,782 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:54:48,785 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:54:48,786 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:54:48,797 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:54:48,797 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:48" (1/1) ... [2023-11-11 23:54:48,798 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 23:54:48,805 INFO L158 Benchmark]: Toolchain (without parser) took 1048.67ms. Allocated memory is still 86.0MB. Free memory was 62.5MB in the beginning and 50.7MB in the end (delta: 11.8MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-11-11 23:54:48,807 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 62.9MB. Free memory was 39.3MB in the beginning and 39.2MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:48,807 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.83ms. Allocated memory is still 86.0MB. Free memory was 62.3MB in the beginning and 51.0MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-11 23:54:48,808 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.28ms. Allocated memory is still 86.0MB. Free memory was 50.8MB in the beginning and 49.2MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:54:48,811 INFO L158 Benchmark]: Boogie Preprocessor took 44.61ms. Allocated memory is still 86.0MB. Free memory was 49.2MB in the beginning and 47.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:48,813 INFO L158 Benchmark]: RCFGBuilder took 522.87ms. Allocated memory is still 86.0MB. Free memory was 47.5MB in the beginning and 51.7MB in the end (delta: -4.3MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2023-11-11 23:54:48,814 INFO L158 Benchmark]: CodeCheck took 17.00ms. Allocated memory is still 86.0MB. Free memory was 51.7MB in the beginning and 50.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:48,825 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 0.29ms. Allocated memory is still 62.9MB. Free memory was 39.3MB in the beginning and 39.2MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.83ms. Allocated memory is still 86.0MB. Free memory was 62.3MB in the beginning and 51.0MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.28ms. Allocated memory is still 86.0MB. Free memory was 50.8MB in the beginning and 49.2MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.61ms. Allocated memory is still 86.0MB. Free memory was 49.2MB in the beginning and 47.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 522.87ms. Allocated memory is still 86.0MB. Free memory was 47.5MB in the beginning and 51.7MB in the end (delta: -4.3MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * CodeCheck took 17.00ms. Allocated memory is still 86.0MB. Free memory was 51.7MB in the beginning and 50.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:54:48,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b06ca4-8ce0-46b8-b9fe-3bed67cbfa1a/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported