./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/test-easy8.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9 --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 8f1ab1ba58134315bb95f4d7907dcf46708a987e1262dae752b0729e60618d99 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:43:58,813 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:43:58,876 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:43:58,880 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:43:58,881 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:43:58,901 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:43:58,902 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:43:58,902 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:43:58,903 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:43:58,903 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:43:58,904 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:43:58,905 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:43:58,905 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:43:58,906 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:43:58,906 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:43:58,907 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:43:58,907 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:43:58,908 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:43:58,908 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:43:58,909 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:43:58,909 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:43:58,910 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:43:58,911 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:43:58,911 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:43:58,911 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:43:58,912 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:43:58,912 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:43:58,913 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:43:58,913 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:43:58,913 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:43:58,914 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:43:58,914 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:43:58,914 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:43:58,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:43:58,915 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:43:58,915 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_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f1ab1ba58134315bb95f4d7907dcf46708a987e1262dae752b0729e60618d99 [2023-12-03 03:43:59,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:43:59,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:43:59,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:43:59,138 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:43:59,138 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:43:59,140 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/test-easy8.wvr.c [2023-12-03 03:44:01,846 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:44:02,070 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:44:02,071 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/sv-benchmarks/c/weaver/test-easy8.wvr.c [2023-12-03 03:44:02,079 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/data/1ec6ea026/be4f947ace0248e7b70bb5ff81e30a30/FLAGaa03316da [2023-12-03 03:44:02,093 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/data/1ec6ea026/be4f947ace0248e7b70bb5ff81e30a30 [2023-12-03 03:44:02,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:44:02,097 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:44:02,098 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:44:02,098 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:44:02,103 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:44:02,104 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:44:02" (1/1) ... [2023-12-03 03:44:02,105 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bb9a4ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:02, skipping insertion in model container [2023-12-03 03:44:02,105 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:44:02" (1/1) ... [2023-12-03 03:44:02,129 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:44:02,287 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:44:02,297 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:44:02,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:44:02,324 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:44:02,324 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:44:02,332 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:44:02,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:02 WrapperNode [2023-12-03 03:44:02,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:44:02,334 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:44:02,334 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:44:02,334 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:44:02,341 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:02" (1/1) ... [2023-12-03 03:44:02,349 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:02" (1/1) ... [2023-12-03 03:44:02,365 INFO L138 Inliner]: procedures = 21, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 50 [2023-12-03 03:44:02,366 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:44:02,366 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:44:02,366 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:44:02,367 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:44:02,375 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:02" (1/1) ... [2023-12-03 03:44:02,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:02" (1/1) ... [2023-12-03 03:44:02,377 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:02" (1/1) ... [2023-12-03 03:44:02,378 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:02" (1/1) ... [2023-12-03 03:44:02,381 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:02" (1/1) ... [2023-12-03 03:44:02,383 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:02" (1/1) ... [2023-12-03 03:44:02,384 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:02" (1/1) ... [2023-12-03 03:44:02,385 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:02" (1/1) ... [2023-12-03 03:44:02,388 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:44:02,389 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:44:02,389 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:44:02,389 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:44:02,390 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:02" (1/1) ... [2023-12-03 03:44:02,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:44:02,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:44:02,419 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:44:02,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:44:02,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:44:02,445 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 03:44:02,445 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 03:44:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 03:44:02,446 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 03:44:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:44:02,446 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:44:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:44:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:44:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:44:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:44:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:44:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:44:02,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:44:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:44:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:44:02,448 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:44:02,525 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:44:02,527 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:44:02,664 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:44:02,697 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:44:02,697 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:44:02,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:44:02 BoogieIcfgContainer [2023-12-03 03:44:02,699 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:44:02,699 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:44:02,699 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:44:02,707 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:44:02,707 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:44:02" (1/1) ... [2023-12-03 03:44:02,708 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) [2023-12-03 03:44:02,711 INFO L158 Benchmark]: Toolchain (without parser) took 613.67ms. Allocated memory is still 138.4MB. Free memory was 106.8MB in the beginning and 79.1MB in the end (delta: 27.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-03 03:44:02,711 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 96.5MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:44:02,712 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.87ms. Allocated memory is still 138.4MB. Free memory was 106.4MB in the beginning and 95.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:44:02,712 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.11ms. Allocated memory is still 138.4MB. Free memory was 95.9MB in the beginning and 94.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:44:02,713 INFO L158 Benchmark]: Boogie Preprocessor took 21.89ms. Allocated memory is still 138.4MB. Free memory was 94.3MB in the beginning and 93.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:44:02,714 INFO L158 Benchmark]: RCFGBuilder took 309.68ms. Allocated memory is still 138.4MB. Free memory was 93.1MB in the beginning and 80.1MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 03:44:02,714 INFO L158 Benchmark]: CodeCheck took 10.26ms. Allocated memory is still 138.4MB. Free memory was 80.1MB in the beginning and 79.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:44:02,718 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 0.19ms. Allocated memory is still 96.5MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 234.87ms. Allocated memory is still 138.4MB. Free memory was 106.4MB in the beginning and 95.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.11ms. Allocated memory is still 138.4MB. Free memory was 95.9MB in the beginning and 94.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.89ms. Allocated memory is still 138.4MB. Free memory was 94.3MB in the beginning and 93.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 309.68ms. Allocated memory is still 138.4MB. Free memory was 93.1MB in the beginning and 80.1MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 10.26ms. Allocated memory is still 138.4MB. Free memory was 80.1MB in the beginning and 79.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:44:02,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9 --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 8f1ab1ba58134315bb95f4d7907dcf46708a987e1262dae752b0729e60618d99 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:44:04,656 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:44:04,737 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 03:44:04,768 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:44:04,769 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:44:04,770 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:44:04,770 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:44:04,771 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:44:04,772 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:44:04,772 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:44:04,773 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:44:04,773 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:44:04,774 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:44:04,774 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:44:04,775 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:44:04,775 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:44:04,776 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:44:04,776 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:44:04,777 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:44:04,777 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:44:04,778 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:44:04,778 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:44:04,779 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:44:04,779 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:44:04,780 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:44:04,780 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:44:04,781 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:44:04,781 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:44:04,782 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:44:04,782 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:44:04,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:44:04,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:44:04,783 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:44:04,784 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:44:04,784 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:44:04,785 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:44:04,785 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:44:04,785 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:44:04,785 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:44:04,786 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_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f1ab1ba58134315bb95f4d7907dcf46708a987e1262dae752b0729e60618d99 [2023-12-03 03:44:05,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:44:05,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:44:05,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:44:05,092 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:44:05,092 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:44:05,093 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/test-easy8.wvr.c [2023-12-03 03:44:07,830 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:44:08,011 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:44:08,012 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/sv-benchmarks/c/weaver/test-easy8.wvr.c [2023-12-03 03:44:08,018 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/data/144aaa778/cbeddd795be84fc09788bc4562ddd317/FLAG7407a5b9a [2023-12-03 03:44:08,030 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/data/144aaa778/cbeddd795be84fc09788bc4562ddd317 [2023-12-03 03:44:08,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:44:08,034 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:44:08,035 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:44:08,035 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:44:08,039 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:44:08,039 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:44:08" (1/1) ... [2023-12-03 03:44:08,040 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8afe504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:08, skipping insertion in model container [2023-12-03 03:44:08,041 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:44:08" (1/1) ... [2023-12-03 03:44:08,060 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:44:08,200 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:44:08,212 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:44:08,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:44:08,238 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:44:08,238 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:44:08,243 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:44:08,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:08 WrapperNode [2023-12-03 03:44:08,244 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:44:08,245 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:44:08,245 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:44:08,245 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:44:08,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:08" (1/1) ... [2023-12-03 03:44:08,259 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:08" (1/1) ... [2023-12-03 03:44:08,274 INFO L138 Inliner]: procedures = 23, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 50 [2023-12-03 03:44:08,275 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:44:08,276 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:44:08,276 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:44:08,276 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:44:08,283 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:08" (1/1) ... [2023-12-03 03:44:08,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:08" (1/1) ... [2023-12-03 03:44:08,286 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:08" (1/1) ... [2023-12-03 03:44:08,287 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:08" (1/1) ... [2023-12-03 03:44:08,294 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:08" (1/1) ... [2023-12-03 03:44:08,296 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:08" (1/1) ... [2023-12-03 03:44:08,298 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:08" (1/1) ... [2023-12-03 03:44:08,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:08" (1/1) ... [2023-12-03 03:44:08,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:44:08,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:44:08,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:44:08,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:44:08,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:08" (1/1) ... [2023-12-03 03:44:08,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:44:08,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:44:08,330 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:44:08,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:44:08,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:44:08,377 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 03:44:08,377 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 03:44:08,377 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 03:44:08,377 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 03:44:08,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:44:08,378 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:44:08,378 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:44:08,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:44:08,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:44:08,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:44:08,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:44:08,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:44:08,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:44:08,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:44:08,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:44:08,380 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:44:08,475 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:44:08,476 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:44:08,617 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:44:08,654 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:44:08,654 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:44:08,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:44:08 BoogieIcfgContainer [2023-12-03 03:44:08,656 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:44:08,657 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:44:08,657 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:44:08,667 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:44:08,676 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:44:08" (1/1) ... [2023-12-03 03:44:08,677 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) [2023-12-03 03:44:08,680 INFO L158 Benchmark]: Toolchain (without parser) took 645.91ms. Allocated memory is still 98.6MB. Free memory was 75.0MB in the beginning and 75.3MB in the end (delta: -296.1kB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2023-12-03 03:44:08,681 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 41.7MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:44:08,682 INFO L158 Benchmark]: CACSL2BoogieTranslator took 209.16ms. Allocated memory is still 98.6MB. Free memory was 74.7MB in the beginning and 64.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:44:08,683 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.19ms. Allocated memory is still 98.6MB. Free memory was 63.7MB in the beginning and 62.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:44:08,683 INFO L158 Benchmark]: Boogie Preprocessor took 26.34ms. Allocated memory is still 98.6MB. Free memory was 62.2MB in the beginning and 61.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:44:08,684 INFO L158 Benchmark]: RCFGBuilder took 353.66ms. Allocated memory is still 98.6MB. Free memory was 61.0MB in the beginning and 76.2MB in the end (delta: -15.3MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-12-03 03:44:08,685 INFO L158 Benchmark]: CodeCheck took 21.56ms. Allocated memory is still 98.6MB. Free memory was 76.2MB in the beginning and 75.3MB in the end (delta: 931.2kB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:44:08,689 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 0.11ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 41.7MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 209.16ms. Allocated memory is still 98.6MB. Free memory was 74.7MB in the beginning and 64.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.19ms. Allocated memory is still 98.6MB. Free memory was 63.7MB in the beginning and 62.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.34ms. Allocated memory is still 98.6MB. Free memory was 62.2MB in the beginning and 61.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 353.66ms. Allocated memory is still 98.6MB. Free memory was 61.0MB in the beginning and 76.2MB in the end (delta: -15.3MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * CodeCheck took 21.56ms. Allocated memory is still 98.6MB. Free memory was 76.2MB in the beginning and 75.3MB in the end (delta: 931.2kB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:44:08,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1b0aa2-c0bf-41ee-8ba0-e27f0fb08571/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported