./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/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_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:59:05,701 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:59:05,799 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:59:05,804 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:59:05,805 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:59:05,833 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:59:05,834 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:59:05,834 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:59:05,835 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:59:05,836 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:59:05,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:59:05,837 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:59:05,838 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:59:05,838 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:59:05,839 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:59:05,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:59:05,840 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:59:05,840 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:59:05,841 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:59:05,841 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:59:05,842 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:59:05,843 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:59:05,843 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:59:05,844 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:59:05,844 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:59:05,845 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:59:05,846 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:05,846 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:59:05,847 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:59:05,847 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:59:05,848 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:59:05,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:59:05,849 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:59:05,849 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_3325dec1-99ab-497a-a0b0-1eca72a47656/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad [2023-11-24 22:59:06,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:59:06,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:59:06,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:59:06,184 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:59:06,186 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:59:06,187 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-11-24 22:59:09,515 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:59:09,735 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:59:09,735 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-11-24 22:59:09,744 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/data/1627f3a41/c4ace4fdaf624d52b3902028d0b7df3b/FLAG4e790ec83 [2023-11-24 22:59:09,759 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/data/1627f3a41/c4ace4fdaf624d52b3902028d0b7df3b [2023-11-24 22:59:09,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:59:09,764 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:59:09,765 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:09,766 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:59:09,771 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:59:09,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:09" (1/1) ... [2023-11-24 22:59:09,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f022a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:09, skipping insertion in model container [2023-11-24 22:59:09,773 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:09" (1/1) ... [2023-11-24 22:59:09,800 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:59:09,989 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_3325dec1-99ab-497a-a0b0-1eca72a47656/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c[2989,3002] [2023-11-24 22:59:09,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:10,005 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:59:10,031 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_3325dec1-99ab-497a-a0b0-1eca72a47656/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c[2989,3002] [2023-11-24 22:59:10,032 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:10,041 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:10,041 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:10,050 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:59:10,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:10 WrapperNode [2023-11-24 22:59:10,051 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:10,052 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:10,052 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:59:10,052 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:59:10,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:10" (1/1) ... [2023-11-24 22:59:10,069 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:10" (1/1) ... [2023-11-24 22:59:10,091 INFO L138 Inliner]: procedures = 22, calls = 43, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2023-11-24 22:59:10,091 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:10,092 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:59:10,092 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:59:10,092 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:59:10,102 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:10" (1/1) ... [2023-11-24 22:59:10,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:10" (1/1) ... [2023-11-24 22:59:10,106 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:10" (1/1) ... [2023-11-24 22:59:10,106 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:10" (1/1) ... [2023-11-24 22:59:10,113 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:10" (1/1) ... [2023-11-24 22:59:10,117 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:10" (1/1) ... [2023-11-24 22:59:10,119 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:10" (1/1) ... [2023-11-24 22:59:10,123 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:10" (1/1) ... [2023-11-24 22:59:10,127 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:59:10,128 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:59:10,128 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:59:10,128 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:59:10,129 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:10" (1/1) ... [2023-11-24 22:59:10,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:10,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:59:10,167 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:59:10,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:59:10,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:59:10,215 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:59:10,215 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:59:10,217 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:59:10,217 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:59:10,217 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:59:10,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:59:10,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:59:10,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:59:10,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:59:10,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:59:10,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:59:10,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:59:10,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:59:10,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:59:10,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:59:10,221 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:59:10,400 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:59:10,403 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:59:10,773 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:59:10,819 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:59:10,819 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:59:10,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:10 BoogieIcfgContainer [2023-11-24 22:59:10,822 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:59:10,823 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:59:10,823 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:59:10,833 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:59:10,834 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:10" (1/1) ... [2023-11-24 22:59:10,835 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:59:10,850 INFO L158 Benchmark]: Toolchain (without parser) took 1085.48ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 91.8MB in the beginning and 145.7MB in the end (delta: -53.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:59:10,851 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 96.5MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:59:10,852 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.72ms. Allocated memory is still 138.4MB. Free memory was 91.5MB in the beginning and 79.8MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:59:10,853 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.51ms. Allocated memory is still 138.4MB. Free memory was 79.8MB in the beginning and 78.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:10,853 INFO L158 Benchmark]: Boogie Preprocessor took 35.15ms. Allocated memory is still 138.4MB. Free memory was 78.1MB in the beginning and 76.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:10,855 INFO L158 Benchmark]: RCFGBuilder took 694.30ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 76.5MB in the beginning and 147.7MB in the end (delta: -71.2MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:10,856 INFO L158 Benchmark]: CodeCheck took 25.43ms. Allocated memory is still 178.3MB. Free memory was 146.8MB in the beginning and 145.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:10,865 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 96.5MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.72ms. Allocated memory is still 138.4MB. Free memory was 91.5MB in the beginning and 79.8MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.51ms. Allocated memory is still 138.4MB. Free memory was 79.8MB in the beginning and 78.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.15ms. Allocated memory is still 138.4MB. Free memory was 78.1MB in the beginning and 76.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 694.30ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 76.5MB in the beginning and 147.7MB in the end (delta: -71.2MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * CodeCheck took 25.43ms. Allocated memory is still 178.3MB. Free memory was 146.8MB in the beginning and 145.7MB 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. [2023-11-24 22:59:10,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/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_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/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_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:59:13,668 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:59:13,742 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:59:13,774 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:59:13,775 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:59:13,776 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:59:13,777 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:59:13,777 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:59:13,778 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:59:13,779 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:59:13,780 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:59:13,780 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:59:13,781 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:59:13,781 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:59:13,782 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:59:13,783 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:59:13,783 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:59:13,784 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:59:13,784 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:59:13,785 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:59:13,786 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:59:13,786 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:59:13,787 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:59:13,787 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:59:13,788 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:59:13,789 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:59:13,789 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:59:13,790 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:59:13,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:13,791 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:59:13,792 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:59:13,792 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:59:13,793 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:59:13,793 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:59:13,794 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:59:13,794 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:59:13,795 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:59:13,795 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_3325dec1-99ab-497a-a0b0-1eca72a47656/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad [2023-11-24 22:59:14,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:59:14,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:59:14,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:59:14,310 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:59:14,310 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:59:14,312 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-11-24 22:59:17,773 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:59:18,106 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:59:18,107 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-11-24 22:59:18,115 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/data/281937fab/4414ee024b994c21aa56ce140e078a45/FLAGf4224013f [2023-11-24 22:59:18,130 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/data/281937fab/4414ee024b994c21aa56ce140e078a45 [2023-11-24 22:59:18,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:59:18,135 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:59:18,136 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:18,136 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:59:18,141 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:59:18,142 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:18" (1/1) ... [2023-11-24 22:59:18,143 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f978641 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:18, skipping insertion in model container [2023-11-24 22:59:18,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:18" (1/1) ... [2023-11-24 22:59:18,171 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:59:18,443 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_3325dec1-99ab-497a-a0b0-1eca72a47656/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c[2989,3002] [2023-11-24 22:59:18,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:18,464 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:59:18,522 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_3325dec1-99ab-497a-a0b0-1eca72a47656/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c[2989,3002] [2023-11-24 22:59:18,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:18,533 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:18,534 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:18,543 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:59:18,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:18 WrapperNode [2023-11-24 22:59:18,544 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:18,545 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:18,546 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:59:18,547 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:59:18,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:18" (1/1) ... [2023-11-24 22:59:18,569 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:18" (1/1) ... [2023-11-24 22:59:18,590 INFO L138 Inliner]: procedures = 24, calls = 43, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2023-11-24 22:59:18,591 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:18,591 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:59:18,592 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:59:18,592 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:59:18,600 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:18" (1/1) ... [2023-11-24 22:59:18,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:18" (1/1) ... [2023-11-24 22:59:18,605 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:18" (1/1) ... [2023-11-24 22:59:18,606 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:18" (1/1) ... [2023-11-24 22:59:18,614 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:18" (1/1) ... [2023-11-24 22:59:18,618 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:18" (1/1) ... [2023-11-24 22:59:18,632 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:18" (1/1) ... [2023-11-24 22:59:18,637 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:18" (1/1) ... [2023-11-24 22:59:18,650 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:59:18,651 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:59:18,651 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:59:18,652 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:59:18,653 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:18" (1/1) ... [2023-11-24 22:59:18,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:18,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:59:18,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:59:18,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:59:18,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:59:18,794 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:59:18,794 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:59:18,794 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:59:18,794 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:59:18,794 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:59:18,795 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:59:18,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:59:18,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:59:18,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:59:18,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:59:18,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:59:18,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:59:18,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:59:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:59:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:59:18,799 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:59:18,949 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:59:18,952 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:59:19,208 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:59:19,266 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:59:19,270 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:59:19,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:19 BoogieIcfgContainer [2023-11-24 22:59:19,273 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:59:19,274 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:59:19,274 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:59:19,285 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:59:19,286 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:19" (1/1) ... [2023-11-24 22:59:19,287 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:59:19,292 INFO L158 Benchmark]: Toolchain (without parser) took 1156.67ms. Allocated memory is still 81.8MB. Free memory was 58.3MB in the beginning and 44.9MB in the end (delta: 13.5MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:19,294 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 81.8MB. Free memory was 57.8MB in the beginning and 57.7MB in the end (delta: 157.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:19,295 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.57ms. Allocated memory is still 81.8MB. Free memory was 58.1MB in the beginning and 46.3MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:59:19,296 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.23ms. Allocated memory is still 81.8MB. Free memory was 46.1MB in the beginning and 44.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:59:19,297 INFO L158 Benchmark]: Boogie Preprocessor took 58.99ms. Allocated memory is still 81.8MB. Free memory was 44.5MB in the beginning and 43.0MB in the end (delta: 1.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:59:19,299 INFO L158 Benchmark]: RCFGBuilder took 621.65ms. Allocated memory is still 81.8MB. Free memory was 43.0MB in the beginning and 45.9MB in the end (delta: -2.9MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2023-11-24 22:59:19,300 INFO L158 Benchmark]: CodeCheck took 16.59ms. Allocated memory is still 81.8MB. Free memory was 45.9MB in the beginning and 44.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:19,312 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 81.8MB. Free memory was 57.8MB in the beginning and 57.7MB in the end (delta: 157.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.57ms. Allocated memory is still 81.8MB. Free memory was 58.1MB in the beginning and 46.3MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.23ms. Allocated memory is still 81.8MB. Free memory was 46.1MB in the beginning and 44.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.99ms. Allocated memory is still 81.8MB. Free memory was 44.5MB in the beginning and 43.0MB in the end (delta: 1.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 621.65ms. Allocated memory is still 81.8MB. Free memory was 43.0MB in the beginning and 45.9MB in the end (delta: -2.9MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * CodeCheck took 16.59ms. Allocated memory is still 81.8MB. Free memory was 45.9MB in the beginning and 44.9MB 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. [2023-11-24 22:59:19,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3325dec1-99ab-497a-a0b0-1eca72a47656/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