./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/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_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3ff96f1177b851e0082faef897c2fcf87c2462cab57ba2153c754c5e198aaf06 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:00,517 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:00,645 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:12:00,656 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:12:00,657 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:12:00,697 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:00,698 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:00,698 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:00,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:00,705 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:00,706 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:00,706 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:00,707 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:00,709 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:12:00,709 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:00,710 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:00,710 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:00,710 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:00,711 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:00,711 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:12:00,712 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:12:00,712 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:00,713 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:00,714 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:00,715 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:00,716 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:00,716 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:00,717 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:00,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:00,717 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:00,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:00,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:00,719 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:12:00,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:12:00,720 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:00,720 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_910f249b-1814-460c-92ac-b8492fa81d75/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ff96f1177b851e0082faef897c2fcf87c2462cab57ba2153c754c5e198aaf06 [2023-11-24 23:12:00,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:01,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:01,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:01,034 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:01,035 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:01,036 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2023-11-24 23:12:04,135 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:04,466 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:04,466 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2023-11-24 23:12:04,475 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/data/8d27ff297/b796f759060e4d0789c3c283cd0119ed/FLAGd59d7fd1c [2023-11-24 23:12:04,490 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/data/8d27ff297/b796f759060e4d0789c3c283cd0119ed [2023-11-24 23:12:04,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:04,504 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:04,506 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:04,506 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:04,513 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:04,514 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:04" (1/1) ... [2023-11-24 23:12:04,515 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57fb1cfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:04, skipping insertion in model container [2023-11-24 23:12:04,515 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:04" (1/1) ... [2023-11-24 23:12:04,550 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:04,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:04,823 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:04,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:04,884 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:04,884 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:04,892 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:04,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:04 WrapperNode [2023-11-24 23:12:04,893 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:04,894 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:04,895 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:04,895 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:04,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:04" (1/1) ... [2023-11-24 23:12:04,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:04" (1/1) ... [2023-11-24 23:12:04,958 INFO L138 Inliner]: procedures = 22, calls = 47, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2023-11-24 23:12:04,958 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:04,960 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:04,960 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:04,960 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:04,969 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:04" (1/1) ... [2023-11-24 23:12:04,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:04" (1/1) ... [2023-11-24 23:12:04,984 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:04" (1/1) ... [2023-11-24 23:12:04,984 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:04" (1/1) ... [2023-11-24 23:12:04,990 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:04" (1/1) ... [2023-11-24 23:12:04,993 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:04" (1/1) ... [2023-11-24 23:12:05,011 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:04" (1/1) ... [2023-11-24 23:12:05,013 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:04" (1/1) ... [2023-11-24 23:12:05,016 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:05,017 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:05,017 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:05,017 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:05,018 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:04" (1/1) ... [2023-11-24 23:12:05,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:05,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:05,060 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:05,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:05,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:05,102 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:12:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:12:05,102 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:12:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:12:05,103 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:12:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:12:05,103 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:12:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:12:05,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:12:05,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:12:05,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:12:05,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:12:05,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:12:05,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:05,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:12:05,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:12:05,107 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 23:12:05,254 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:05,257 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:05,501 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:05,636 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:05,637 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:12:05,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:05 BoogieIcfgContainer [2023-11-24 23:12:05,639 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:05,640 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:05,640 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:05,656 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:05,657 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:05" (1/1) ... [2023-11-24 23:12:05,658 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 23:12:05,663 INFO L158 Benchmark]: Toolchain (without parser) took 1157.45ms. Allocated memory is still 174.1MB. Free memory was 143.2MB in the beginning and 106.6MB in the end (delta: 36.6MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-24 23:12:05,663 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 130.0MB. Free memory was 88.9MB in the beginning and 88.7MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:05,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 387.82ms. Allocated memory is still 174.1MB. Free memory was 143.2MB in the beginning and 131.1MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:12:05,665 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.43ms. Allocated memory is still 174.1MB. Free memory was 131.1MB in the beginning and 129.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:05,666 INFO L158 Benchmark]: Boogie Preprocessor took 56.18ms. Allocated memory is still 174.1MB. Free memory was 129.4MB in the beginning and 128.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:05,666 INFO L158 Benchmark]: RCFGBuilder took 622.17ms. Allocated memory is still 174.1MB. Free memory was 128.1MB in the beginning and 107.7MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:12:05,667 INFO L158 Benchmark]: CodeCheck took 21.24ms. Allocated memory is still 174.1MB. Free memory was 107.7MB in the beginning and 106.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:05,671 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 0.26ms. Allocated memory is still 130.0MB. Free memory was 88.9MB in the beginning and 88.7MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 387.82ms. Allocated memory is still 174.1MB. Free memory was 143.2MB in the beginning and 131.1MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.43ms. Allocated memory is still 174.1MB. Free memory was 131.1MB in the beginning and 129.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.18ms. Allocated memory is still 174.1MB. Free memory was 129.4MB in the beginning and 128.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 622.17ms. Allocated memory is still 174.1MB. Free memory was 128.1MB in the beginning and 107.7MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 21.24ms. Allocated memory is still 174.1MB. Free memory was 107.7MB in the beginning and 106.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:12:05,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/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 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_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/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_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3ff96f1177b851e0082faef897c2fcf87c2462cab57ba2153c754c5e198aaf06 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:08,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:08,494 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 23:12:08,547 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:08,548 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:08,549 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:08,550 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:08,551 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:08,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:08,557 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:08,558 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:08,558 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:08,559 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:08,561 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:08,561 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:08,562 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:08,562 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:12:08,562 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:12:08,563 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:12:08,563 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:12:08,564 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:12:08,564 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:08,565 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:08,565 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:08,566 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:08,566 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:08,566 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:08,567 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:08,567 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:12:08,568 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:08,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:08,570 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:08,570 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:08,570 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:08,571 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:12:08,571 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:08,571 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:08,572 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:12:08,572 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:12:08,573 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_910f249b-1814-460c-92ac-b8492fa81d75/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ff96f1177b851e0082faef897c2fcf87c2462cab57ba2153c754c5e198aaf06 [2023-11-24 23:12:08,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:09,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:09,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:09,006 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:09,007 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:09,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2023-11-24 23:12:12,049 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:12,361 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:12,361 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2023-11-24 23:12:12,371 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/data/17b7d30e0/d7b7f97e752a4ac9b4febe7ab9df28e5/FLAGd04acda34 [2023-11-24 23:12:12,398 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/data/17b7d30e0/d7b7f97e752a4ac9b4febe7ab9df28e5 [2023-11-24 23:12:12,405 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:12,406 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:12,410 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:12,410 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:12,415 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:12,416 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,417 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cc37fb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12, skipping insertion in model container [2023-11-24 23:12:12,417 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,451 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:12,719 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:12,783 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:12,849 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:12,867 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:12,867 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:12,876 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:12,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12 WrapperNode [2023-11-24 23:12:12,877 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:12,878 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:12,879 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:12,879 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:12,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,912 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,944 INFO L138 Inliner]: procedures = 24, calls = 47, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2023-11-24 23:12:12,945 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:12,946 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:12,946 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:12,946 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:12,954 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,958 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,959 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,966 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,970 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,973 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,974 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:12,979 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:12,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:12,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:12,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:13,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:13,028 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:13,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:13,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:13,063 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:12:13,064 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:12:13,064 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:12:13,064 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:12:13,064 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:12:13,065 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:12:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:12:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:12:13,065 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:12:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:12:13,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:12:13,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:12:13,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:12:13,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:13,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:13,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:12:13,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:12:13,069 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 23:12:13,203 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:13,206 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:13,502 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:13,603 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:13,604 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:12:13,605 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:13 BoogieIcfgContainer [2023-11-24 23:12:13,605 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:13,606 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:13,607 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:13,616 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:13,617 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:13" (1/1) ... [2023-11-24 23:12:13,617 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 23:12:13,622 INFO L158 Benchmark]: Toolchain (without parser) took 1214.30ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 41.1MB in the beginning and 51.3MB in the end (delta: -10.2MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2023-11-24 23:12:13,622 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:13,623 INFO L158 Benchmark]: CACSL2BoogieTranslator took 467.46ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 41.0MB in the beginning and 57.0MB in the end (delta: -16.1MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2023-11-24 23:12:13,624 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.65ms. Allocated memory is still 79.7MB. Free memory was 57.0MB in the beginning and 55.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:13,625 INFO L158 Benchmark]: Boogie Preprocessor took 32.78ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 53.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:13,625 INFO L158 Benchmark]: RCFGBuilder took 626.46ms. Allocated memory is still 79.7MB. Free memory was 53.7MB in the beginning and 52.5MB in the end (delta: 1.3MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2023-11-24 23:12:13,626 INFO L158 Benchmark]: CodeCheck took 13.46ms. Allocated memory is still 79.7MB. Free memory was 52.1MB in the beginning and 51.3MB in the end (delta: 797.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:13,630 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 0.31ms. Allocated memory is still 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 467.46ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 41.0MB in the beginning and 57.0MB in the end (delta: -16.1MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.65ms. Allocated memory is still 79.7MB. Free memory was 57.0MB in the beginning and 55.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.78ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 53.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 626.46ms. Allocated memory is still 79.7MB. Free memory was 53.7MB in the beginning and 52.5MB in the end (delta: 1.3MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * CodeCheck took 13.46ms. Allocated memory is still 79.7MB. Free memory was 52.1MB in the beginning and 51.3MB in the end (delta: 797.9kB). 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 23:12:13,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910f249b-1814-460c-92ac-b8492fa81d75/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