./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:52:09,902 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:52:09,985 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:52:09,990 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:52:09,991 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:52:10,019 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:52:10,020 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:52:10,020 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:52:10,021 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:52:10,022 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:52:10,023 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:52:10,023 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:52:10,024 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:52:10,024 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:52:10,025 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:52:10,025 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:52:10,026 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:52:10,027 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:52:10,027 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:52:10,028 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:52:10,028 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:52:10,029 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:52:10,030 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:52:10,031 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:52:10,031 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:52:10,032 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:52:10,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:10,033 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:52:10,034 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:52:10,034 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:52:10,035 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:52:10,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:52:10,036 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:52:10,037 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_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc [2023-11-24 22:52:10,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:52:10,419 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:52:10,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:52:10,427 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:52:10,427 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:52:10,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-11-24 22:52:13,667 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:52:13,883 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:52:13,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-11-24 22:52:13,896 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/data/ac2fa4693/8e3ed3e2352946a9b9be346932f648a0/FLAG5b14cfe5e [2023-11-24 22:52:13,914 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/data/ac2fa4693/8e3ed3e2352946a9b9be346932f648a0 [2023-11-24 22:52:13,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:52:13,923 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:52:13,927 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:13,927 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:52:13,933 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:52:13,936 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:13" (1/1) ... [2023-11-24 22:52:13,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d42ca8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:13, skipping insertion in model container [2023-11-24 22:52:13,939 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:13" (1/1) ... [2023-11-24 22:52:13,965 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:52:14,205 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c[2174,2187] [2023-11-24 22:52:14,212 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:14,226 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:52:14,264 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c[2174,2187] [2023-11-24 22:52:14,268 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:14,286 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:52:14,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:14 WrapperNode [2023-11-24 22:52:14,287 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:14,291 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:14,291 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:52:14,291 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:52:14,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:14" (1/1) ... [2023-11-24 22:52:14,320 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:14" (1/1) ... [2023-11-24 22:52:14,356 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2023-11-24 22:52:14,357 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:14,358 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:52:14,359 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:52:14,359 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:52:14,370 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:14" (1/1) ... [2023-11-24 22:52:14,371 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:14" (1/1) ... [2023-11-24 22:52:14,377 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:14" (1/1) ... [2023-11-24 22:52:14,377 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:14" (1/1) ... [2023-11-24 22:52:14,395 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:14" (1/1) ... [2023-11-24 22:52:14,404 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:14" (1/1) ... [2023-11-24 22:52:14,407 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:14" (1/1) ... [2023-11-24 22:52:14,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:14" (1/1) ... [2023-11-24 22:52:14,416 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:52:14,419 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:52:14,420 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:52:14,421 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:52:14,422 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:14" (1/1) ... [2023-11-24 22:52:14,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:14,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:52:14,465 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:52:14,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:52:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:52:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:52:14,532 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:52:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:52:14,532 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:52:14,534 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:52:14,534 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:52:14,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:52:14,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:52:14,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:52:14,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:52:14,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:52:14,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:52:14,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:52:14,537 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:52:14,688 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:52:14,691 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:52:14,941 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:52:14,957 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:52:14,958 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 22:52:14,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:14 BoogieIcfgContainer [2023-11-24 22:52:14,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:52:14,961 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:52:14,961 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:52:14,972 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:52:14,972 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:14" (1/1) ... [2023-11-24 22:52:14,973 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) [2023-11-24 22:52:14,977 INFO L158 Benchmark]: Toolchain (without parser) took 1053.42ms. Allocated memory is still 127.9MB. Free memory was 89.7MB in the beginning and 59.7MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-24 22:52:14,978 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 127.9MB. Free memory was 99.3MB in the beginning and 99.2MB in the end (delta: 189.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:14,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 360.56ms. Allocated memory is still 127.9MB. Free memory was 89.3MB in the beginning and 77.9MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:52:14,980 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.14ms. Allocated memory is still 127.9MB. Free memory was 77.9MB in the beginning and 76.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:14,980 INFO L158 Benchmark]: Boogie Preprocessor took 60.18ms. Allocated memory is still 127.9MB. Free memory was 76.2MB in the beginning and 75.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:14,981 INFO L158 Benchmark]: RCFGBuilder took 541.02ms. Allocated memory is still 127.9MB. Free memory was 74.6MB in the beginning and 60.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:52:14,982 INFO L158 Benchmark]: CodeCheck took 14.39ms. Allocated memory is still 127.9MB. Free memory was 60.7MB in the beginning and 59.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:14,985 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 0.39ms. Allocated memory is still 127.9MB. Free memory was 99.3MB in the beginning and 99.2MB in the end (delta: 189.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 360.56ms. Allocated memory is still 127.9MB. Free memory was 89.3MB in the beginning and 77.9MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.14ms. Allocated memory is still 127.9MB. Free memory was 77.9MB in the beginning and 76.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.18ms. Allocated memory is still 127.9MB. Free memory was 76.2MB in the beginning and 75.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 541.02ms. Allocated memory is still 127.9MB. Free memory was 74.6MB in the beginning and 60.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 14.39ms. Allocated memory is still 127.9MB. Free memory was 60.7MB in the beginning and 59.7MB 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. [2023-11-24 22:52:15,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:52:17,734 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:52:17,863 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:52:17,916 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:52:17,917 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:52:17,918 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:52:17,919 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:52:17,920 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:52:17,921 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:52:17,926 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:52:17,927 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:52:17,928 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:52:17,928 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:52:17,930 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:52:17,930 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:52:17,931 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:52:17,931 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:52:17,932 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:52:17,932 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:52:17,933 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:52:17,933 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:52:17,934 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:52:17,934 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:52:17,935 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:52:17,936 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:52:17,936 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:52:17,936 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:52:17,937 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:52:17,937 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:17,938 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:52:17,939 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:52:17,939 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:52:17,940 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:52:17,941 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:52:17,942 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:52:17,942 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:52:17,942 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:52:17,943 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_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc [2023-11-24 22:52:18,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:52:18,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:52:18,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:52:18,432 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:52:18,432 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:52:18,434 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-11-24 22:52:21,629 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:52:21,920 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:52:21,920 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-11-24 22:52:21,930 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/data/229d1f73c/858c082c85be43c5bd3903a672675f4a/FLAG2566e9d47 [2023-11-24 22:52:21,946 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/data/229d1f73c/858c082c85be43c5bd3903a672675f4a [2023-11-24 22:52:21,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:52:21,952 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:52:21,953 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:21,954 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:52:21,960 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:52:21,961 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:21" (1/1) ... [2023-11-24 22:52:21,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42ea49de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:21, skipping insertion in model container [2023-11-24 22:52:21,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:21" (1/1) ... [2023-11-24 22:52:21,986 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:52:22,174 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c[2174,2187] [2023-11-24 22:52:22,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:22,195 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:52:22,219 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c[2174,2187] [2023-11-24 22:52:22,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:22,238 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:52:22,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:22 WrapperNode [2023-11-24 22:52:22,238 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:22,240 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:22,240 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:52:22,240 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:52:22,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:22" (1/1) ... [2023-11-24 22:52:22,259 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:22" (1/1) ... [2023-11-24 22:52:22,280 INFO L138 Inliner]: procedures = 24, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2023-11-24 22:52:22,280 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:22,281 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:52:22,282 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:52:22,282 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:52:22,292 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:22" (1/1) ... [2023-11-24 22:52:22,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:22" (1/1) ... [2023-11-24 22:52:22,296 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:22" (1/1) ... [2023-11-24 22:52:22,297 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:22" (1/1) ... [2023-11-24 22:52:22,305 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:22" (1/1) ... [2023-11-24 22:52:22,309 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:22" (1/1) ... [2023-11-24 22:52:22,311 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:22" (1/1) ... [2023-11-24 22:52:22,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:22" (1/1) ... [2023-11-24 22:52:22,316 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:52:22,317 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:52:22,317 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:52:22,317 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:52:22,318 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:22" (1/1) ... [2023-11-24 22:52:22,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:22,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:52:22,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:52:22,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:52:22,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:52:22,437 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:52:22,438 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:52:22,438 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:52:22,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:52:22,447 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:52:22,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:52:22,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:52:22,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:52:22,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:52:22,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:52:22,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:52:22,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:52:22,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:52:22,449 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:52:22,605 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:52:22,607 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:52:22,924 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:52:22,936 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:52:22,937 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 22:52:22,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:22 BoogieIcfgContainer [2023-11-24 22:52:22,939 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:52:22,940 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:52:22,940 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:52:22,950 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:52:22,950 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:22" (1/1) ... [2023-11-24 22:52:22,951 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) [2023-11-24 22:52:22,958 INFO L158 Benchmark]: Toolchain (without parser) took 1005.52ms. Allocated memory is still 94.4MB. Free memory was 69.8MB in the beginning and 60.4MB in the end (delta: 9.4MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2023-11-24 22:52:22,960 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 101.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:22,961 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.57ms. Allocated memory is still 94.4MB. Free memory was 69.8MB in the beginning and 58.1MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:52:22,962 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.92ms. Allocated memory is still 94.4MB. Free memory was 57.9MB in the beginning and 56.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:22,963 INFO L158 Benchmark]: Boogie Preprocessor took 34.58ms. Allocated memory is still 94.4MB. Free memory was 56.4MB in the beginning and 54.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:22,965 INFO L158 Benchmark]: RCFGBuilder took 622.25ms. Allocated memory is still 94.4MB. Free memory was 54.8MB in the beginning and 61.2MB in the end (delta: -6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 22:52:22,966 INFO L158 Benchmark]: CodeCheck took 16.53ms. Allocated memory is still 94.4MB. Free memory was 61.2MB in the beginning and 60.4MB in the end (delta: 788.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:22,977 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 0.34ms. Allocated memory is still 65.0MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 101.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.57ms. Allocated memory is still 94.4MB. Free memory was 69.8MB in the beginning and 58.1MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.92ms. Allocated memory is still 94.4MB. Free memory was 57.9MB in the beginning and 56.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.58ms. Allocated memory is still 94.4MB. Free memory was 56.4MB in the beginning and 54.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 622.25ms. Allocated memory is still 94.4MB. Free memory was 54.8MB in the beginning and 61.2MB in the end (delta: -6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 16.53ms. Allocated memory is still 94.4MB. Free memory was 61.2MB in the beginning and 60.4MB in the end (delta: 788.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:52:23,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7ca3de6-f9c4-4149-bd57-13184b9bfa23/bin/ukojak-verify-afCqCEvfdi/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