./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/mult-dist.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/mult-dist.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL --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 c31f1603fd15e011308b2e8fcd1cd45b23f0b00ac0b8b466c4f212460081639c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:08:30,034 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:08:30,127 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:08:30,132 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:08:30,133 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:08:30,158 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:08:30,160 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:08:30,160 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:08:30,161 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:08:30,162 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:08:30,163 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:08:30,164 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:08:30,164 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:08:30,165 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:08:30,166 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:08:30,166 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:08:30,167 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:08:30,167 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:08:30,168 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:08:30,169 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:08:30,169 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:08:30,170 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:08:30,171 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:08:30,171 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:08:30,172 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:08:30,172 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:08:30,173 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:08:30,174 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:08:30,174 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:08:30,175 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:08:30,176 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:08:30,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:08:30,177 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:08:30,177 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_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c31f1603fd15e011308b2e8fcd1cd45b23f0b00ac0b8b466c4f212460081639c [2023-11-19 03:08:30,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:08:30,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:08:30,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:08:30,536 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:08:30,537 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:08:30,538 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/mult-dist.wvr.c [2023-11-19 03:08:33,849 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:08:34,056 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:08:34,057 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/sv-benchmarks/c/weaver/mult-dist.wvr.c [2023-11-19 03:08:34,067 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/data/668cfabcc/1f86ececcd5a4eb387d6b726325dccbc/FLAGa65e49818 [2023-11-19 03:08:34,084 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/data/668cfabcc/1f86ececcd5a4eb387d6b726325dccbc [2023-11-19 03:08:34,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:08:34,089 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:08:34,091 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:08:34,091 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:08:34,097 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:08:34,098 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:08:34" (1/1) ... [2023-11-19 03:08:34,099 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68dbe779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:34, skipping insertion in model container [2023-11-19 03:08:34,100 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:08:34" (1/1) ... [2023-11-19 03:08:34,127 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:08:34,332 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_4317cf32-385d-43e6-95c0-3121b394b46c/sv-benchmarks/c/weaver/mult-dist.wvr.c[2155,2168] [2023-11-19 03:08:34,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:08:34,347 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:08:34,371 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_4317cf32-385d-43e6-95c0-3121b394b46c/sv-benchmarks/c/weaver/mult-dist.wvr.c[2155,2168] [2023-11-19 03:08:34,372 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:08:34,390 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:08:34,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:34 WrapperNode [2023-11-19 03:08:34,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:08:34,392 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:08:34,392 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:08:34,392 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:08:34,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:34" (1/1) ... [2023-11-19 03:08:34,409 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:34" (1/1) ... [2023-11-19 03:08:34,433 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2023-11-19 03:08:34,433 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:08:34,434 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:08:34,434 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:08:34,434 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:08:34,444 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:34" (1/1) ... [2023-11-19 03:08:34,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:34" (1/1) ... [2023-11-19 03:08:34,448 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:34" (1/1) ... [2023-11-19 03:08:34,448 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:34" (1/1) ... [2023-11-19 03:08:34,455 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:34" (1/1) ... [2023-11-19 03:08:34,459 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:34" (1/1) ... [2023-11-19 03:08:34,461 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:34" (1/1) ... [2023-11-19 03:08:34,462 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:34" (1/1) ... [2023-11-19 03:08:34,465 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:08:34,466 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:08:34,467 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:08:34,467 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:08:34,468 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:34" (1/1) ... [2023-11-19 03:08:34,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:08:34,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:08:34,509 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:08:34,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:08:34,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:08:34,572 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:08:34,572 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:08:34,572 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:08:34,573 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:08:34,575 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:08:34,575 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:08:34,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:08:34,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:08:34,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:08:34,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:08:34,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:08:34,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:08:34,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:08:34,578 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:08:34,709 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:08:34,711 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:08:34,962 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:08:34,975 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:08:34,975 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:08:34,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:08:34 BoogieIcfgContainer [2023-11-19 03:08:34,983 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:08:34,984 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:08:34,984 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:08:34,992 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:08:34,992 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:08:34" (1/1) ... [2023-11-19 03:08:34,993 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) [2023-11-19 03:08:34,997 INFO L158 Benchmark]: Toolchain (without parser) took 907.75ms. Allocated memory is still 172.0MB. Free memory was 125.1MB in the beginning and 94.8MB in the end (delta: 30.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 03:08:34,998 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 172.0MB. Free memory is still 118.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:08:34,999 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.94ms. Allocated memory is still 172.0MB. Free memory was 124.6MB in the beginning and 113.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:08:35,000 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.72ms. Allocated memory is still 172.0MB. Free memory was 113.2MB in the beginning and 111.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:08:35,001 INFO L158 Benchmark]: Boogie Preprocessor took 31.66ms. Allocated memory is still 172.0MB. Free memory was 111.6MB in the beginning and 109.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:08:35,001 INFO L158 Benchmark]: RCFGBuilder took 516.38ms. Allocated memory is still 172.0MB. Free memory was 109.9MB in the beginning and 95.9MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:08:35,002 INFO L158 Benchmark]: CodeCheck took 12.32ms. Allocated memory is still 172.0MB. Free memory was 95.9MB in the beginning and 94.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:08:35,006 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 0.36ms. Allocated memory is still 172.0MB. Free memory is still 118.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.94ms. Allocated memory is still 172.0MB. Free memory was 124.6MB in the beginning and 113.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.72ms. Allocated memory is still 172.0MB. Free memory was 113.2MB in the beginning and 111.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.66ms. Allocated memory is still 172.0MB. Free memory was 111.6MB in the beginning and 109.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 516.38ms. Allocated memory is still 172.0MB. Free memory was 109.9MB in the beginning and 95.9MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 12.32ms. Allocated memory is still 172.0MB. Free memory was 95.9MB in the beginning and 94.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:08:35,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/mult-dist.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL --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 c31f1603fd15e011308b2e8fcd1cd45b23f0b00ac0b8b466c4f212460081639c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:08:37,713 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:08:37,809 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:08:37,867 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:08:37,868 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:08:37,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:08:37,870 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:08:37,870 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:08:37,871 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:08:37,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:08:37,872 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:08:37,873 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:08:37,873 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:08:37,874 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:08:37,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:08:37,875 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:08:37,876 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:08:37,876 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:08:37,877 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:08:37,877 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:08:37,878 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:08:37,879 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:08:37,879 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:08:37,880 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:08:37,880 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:08:37,881 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:08:37,881 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:08:37,882 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:08:37,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:08:37,883 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:08:37,884 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:08:37,884 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:08:37,885 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:08:37,885 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:08:37,885 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:08:37,886 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:08:37,886 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:08:37,887 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_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c31f1603fd15e011308b2e8fcd1cd45b23f0b00ac0b8b466c4f212460081639c [2023-11-19 03:08:38,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:08:38,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:08:38,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:08:38,300 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:08:38,300 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:08:38,302 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/mult-dist.wvr.c [2023-11-19 03:08:41,535 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:08:41,805 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:08:41,806 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/sv-benchmarks/c/weaver/mult-dist.wvr.c [2023-11-19 03:08:41,816 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/data/8494c36ad/55fed28806b5498399eefc8ea66dbd82/FLAGbec2c8da4 [2023-11-19 03:08:41,834 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/data/8494c36ad/55fed28806b5498399eefc8ea66dbd82 [2023-11-19 03:08:41,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:08:41,839 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:08:41,841 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:08:41,845 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:08:41,850 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:08:41,851 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:08:41" (1/1) ... [2023-11-19 03:08:41,852 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@371e469e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:41, skipping insertion in model container [2023-11-19 03:08:41,852 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:08:41" (1/1) ... [2023-11-19 03:08:41,887 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:08:42,100 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_4317cf32-385d-43e6-95c0-3121b394b46c/sv-benchmarks/c/weaver/mult-dist.wvr.c[2155,2168] [2023-11-19 03:08:42,104 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:08:42,117 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:08:42,138 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_4317cf32-385d-43e6-95c0-3121b394b46c/sv-benchmarks/c/weaver/mult-dist.wvr.c[2155,2168] [2023-11-19 03:08:42,140 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:08:42,155 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:08:42,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:42 WrapperNode [2023-11-19 03:08:42,156 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:08:42,157 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:08:42,157 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:08:42,158 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:08:42,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:42" (1/1) ... [2023-11-19 03:08:42,174 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:42" (1/1) ... [2023-11-19 03:08:42,193 INFO L138 Inliner]: procedures = 24, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2023-11-19 03:08:42,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:08:42,195 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:08:42,195 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:08:42,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:08:42,204 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:42" (1/1) ... [2023-11-19 03:08:42,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:42" (1/1) ... [2023-11-19 03:08:42,208 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:42" (1/1) ... [2023-11-19 03:08:42,208 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:42" (1/1) ... [2023-11-19 03:08:42,215 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:42" (1/1) ... [2023-11-19 03:08:42,222 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:42" (1/1) ... [2023-11-19 03:08:42,224 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:42" (1/1) ... [2023-11-19 03:08:42,226 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:42" (1/1) ... [2023-11-19 03:08:42,229 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:08:42,230 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:08:42,230 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:08:42,230 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:08:42,231 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:42" (1/1) ... [2023-11-19 03:08:42,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:08:42,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:08:42,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:08:42,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:08:42,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:08:42,325 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:08:42,325 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:08:42,325 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:08:42,325 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:08:42,326 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:08:42,326 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:08:42,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:08:42,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:08:42,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:08:42,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:08:42,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:08:42,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:08:42,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:08:42,329 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:08:42,490 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:08:42,492 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:08:42,826 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:08:42,836 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:08:42,839 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:08:42,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:08:42 BoogieIcfgContainer [2023-11-19 03:08:42,844 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:08:42,846 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:08:42,846 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:08:42,856 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:08:42,857 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:08:42" (1/1) ... [2023-11-19 03:08:42,858 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) [2023-11-19 03:08:42,868 INFO L158 Benchmark]: Toolchain (without parser) took 1028.07ms. Allocated memory is still 86.0MB. Free memory was 63.4MB in the beginning and 59.6MB in the end (delta: 3.8MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2023-11-19 03:08:42,869 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 86.0MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:08:42,870 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.00ms. Allocated memory is still 86.0MB. Free memory was 63.1MB in the beginning and 51.3MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:08:42,871 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.68ms. Allocated memory is still 86.0MB. Free memory was 51.3MB in the beginning and 49.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:08:42,872 INFO L158 Benchmark]: Boogie Preprocessor took 34.31ms. Allocated memory is still 86.0MB. Free memory was 49.7MB in the beginning and 48.0MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:08:42,873 INFO L158 Benchmark]: RCFGBuilder took 614.68ms. Allocated memory is still 86.0MB. Free memory was 48.0MB in the beginning and 60.6MB in the end (delta: -12.6MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-11-19 03:08:42,875 INFO L158 Benchmark]: CodeCheck took 20.34ms. Allocated memory is still 86.0MB. Free memory was 60.6MB in the beginning and 59.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:08:42,883 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 86.0MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.00ms. Allocated memory is still 86.0MB. Free memory was 63.1MB in the beginning and 51.3MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.68ms. Allocated memory is still 86.0MB. Free memory was 51.3MB in the beginning and 49.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.31ms. Allocated memory is still 86.0MB. Free memory was 49.7MB in the beginning and 48.0MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 614.68ms. Allocated memory is still 86.0MB. Free memory was 48.0MB in the beginning and 60.6MB in the end (delta: -12.6MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * CodeCheck took 20.34ms. Allocated memory is still 86.0MB. Free memory was 60.6MB in the beginning and 59.6MB 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. [2023-11-19 03:08:42,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4317cf32-385d-43e6-95c0-3121b394b46c/bin/ukojak-verify-G8NBE6pJGL/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