./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-3-extended.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-3-extended.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV --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 1ac00c9540bbc99a446c9cb6c02e180c3a0ad4fef3c182d14bafdc7ea871c54c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:03,100 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:52:03,218 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:52:03,229 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:52:03,230 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:52:03,268 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:52:03,270 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:52:03,270 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:52:03,272 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:52:03,276 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:52:03,278 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:52:03,278 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:52:03,279 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:52:03,281 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:52:03,281 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:52:03,282 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:52:03,282 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:52:03,282 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:52:03,283 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:52:03,284 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:52:03,284 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:52:03,285 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:52:03,285 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:52:03,286 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:52:03,286 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:52:03,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:03,287 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:52:03,288 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:52:03,288 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:52:03,289 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:52:03,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:52:03,290 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:52:03,291 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_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ac00c9540bbc99a446c9cb6c02e180c3a0ad4fef3c182d14bafdc7ea871c54c [2023-11-11 23:52:03,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:52:03,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:52:03,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:52:03,572 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:52:03,573 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:52:03,574 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/parallel-misc-3-extended.wvr.c [2023-11-11 23:52:06,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:07,013 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:07,014 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/sv-benchmarks/c/weaver/parallel-misc-3-extended.wvr.c [2023-11-11 23:52:07,022 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/data/dcb8969ea/f661208cf7194a7e9dcf206871c25bb3/FLAG600a025a3 [2023-11-11 23:52:07,037 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/data/dcb8969ea/f661208cf7194a7e9dcf206871c25bb3 [2023-11-11 23:52:07,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:07,041 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:07,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:07,042 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:07,047 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:07,048 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:07" (1/1) ... [2023-11-11 23:52:07,049 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67cf491a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:07, skipping insertion in model container [2023-11-11 23:52:07,050 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:07" (1/1) ... [2023-11-11 23:52:07,076 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:07,247 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_5e0fcb84-c089-4222-893a-aeaab9abe998/sv-benchmarks/c/weaver/parallel-misc-3-extended.wvr.c[2895,2908] [2023-11-11 23:52:07,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:07,263 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:07,290 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_5e0fcb84-c089-4222-893a-aeaab9abe998/sv-benchmarks/c/weaver/parallel-misc-3-extended.wvr.c[2895,2908] [2023-11-11 23:52:07,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:07,300 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:07,300 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:07,308 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:07,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:07 WrapperNode [2023-11-11 23:52:07,309 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:07,310 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:07,310 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:07,310 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:07,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:07" (1/1) ... [2023-11-11 23:52:07,325 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:07" (1/1) ... [2023-11-11 23:52:07,345 INFO L138 Inliner]: procedures = 22, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2023-11-11 23:52:07,346 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:07,347 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:07,347 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:07,347 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:07,355 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:07" (1/1) ... [2023-11-11 23:52:07,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:07" (1/1) ... [2023-11-11 23:52:07,359 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:07" (1/1) ... [2023-11-11 23:52:07,359 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:07" (1/1) ... [2023-11-11 23:52:07,367 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:07" (1/1) ... [2023-11-11 23:52:07,371 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:07" (1/1) ... [2023-11-11 23:52:07,379 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:07" (1/1) ... [2023-11-11 23:52:07,380 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:07" (1/1) ... [2023-11-11 23:52:07,383 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:07,384 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:07,384 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:07,385 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:07,385 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:07" (1/1) ... [2023-11-11 23:52:07,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:07,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:07,441 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:07,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:07,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:52:07,475 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:52:07,475 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:52:07,476 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:52:07,476 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:52:07,477 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:52:07,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:52:07,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:52:07,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:52:07,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:52:07,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:52:07,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:52:07,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:07,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:52:07,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:52:07,480 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:52:07,573 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:07,575 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:07,863 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:07,892 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:07,895 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:52:07,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:07 BoogieIcfgContainer [2023-11-11 23:52:07,898 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:07,899 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:07,899 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:07,908 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:07,908 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:07" (1/1) ... [2023-11-11 23:52:07,909 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) [2023-11-11 23:52:07,912 INFO L158 Benchmark]: Toolchain (without parser) took 870.55ms. Allocated memory is still 140.5MB. Free memory was 96.4MB in the beginning and 64.1MB in the end (delta: 32.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-11 23:52:07,913 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 140.5MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:52:07,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.00ms. Allocated memory is still 140.5MB. Free memory was 96.0MB in the beginning and 84.2MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-11 23:52:07,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.94ms. Allocated memory is still 140.5MB. Free memory was 84.2MB in the beginning and 82.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:07,915 INFO L158 Benchmark]: Boogie Preprocessor took 36.95ms. Allocated memory is still 140.5MB. Free memory was 82.5MB in the beginning and 80.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:07,916 INFO L158 Benchmark]: RCFGBuilder took 514.06ms. Allocated memory is still 140.5MB. Free memory was 80.9MB in the beginning and 65.0MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:52:07,916 INFO L158 Benchmark]: CodeCheck took 11.43ms. Allocated memory is still 140.5MB. Free memory was 65.0MB in the beginning and 64.1MB in the end (delta: 979.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:07,920 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 0.25ms. Allocated memory is still 140.5MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.00ms. Allocated memory is still 140.5MB. Free memory was 96.0MB in the beginning and 84.2MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.94ms. Allocated memory is still 140.5MB. Free memory was 84.2MB in the beginning and 82.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.95ms. Allocated memory is still 140.5MB. Free memory was 82.5MB in the beginning and 80.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 514.06ms. Allocated memory is still 140.5MB. Free memory was 80.9MB in the beginning and 65.0MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 11.43ms. Allocated memory is still 140.5MB. Free memory was 65.0MB in the beginning and 64.1MB in the end (delta: 979.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:52:07,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-3-extended.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV --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 1ac00c9540bbc99a446c9cb6c02e180c3a0ad4fef3c182d14bafdc7ea871c54c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:10,669 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:52:10,796 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-11 23:52:10,848 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:52:10,850 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:52:10,851 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:52:10,851 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:52:10,852 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:52:10,853 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:52:10,858 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:52:10,859 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:52:10,859 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:52:10,860 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:52:10,861 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:52:10,862 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:52:10,862 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:52:10,863 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:52:10,863 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:52:10,864 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:52:10,865 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:52:10,865 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:52:10,866 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:52:10,866 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:52:10,867 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:52:10,867 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:52:10,868 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:10,868 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:52:10,869 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:52:10,869 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:10,870 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:52:10,871 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:52:10,871 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:52:10,872 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:52:10,872 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:10,873 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:52:10,873 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:52:10,873 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:52:10,873 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_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ac00c9540bbc99a446c9cb6c02e180c3a0ad4fef3c182d14bafdc7ea871c54c [2023-11-11 23:52:11,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:52:11,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:52:11,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:52:11,317 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:52:11,318 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:52:11,319 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/parallel-misc-3-extended.wvr.c [2023-11-11 23:52:14,704 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:15,007 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:15,007 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/sv-benchmarks/c/weaver/parallel-misc-3-extended.wvr.c [2023-11-11 23:52:15,021 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/data/f36e8fe80/12e5b2ed437e4da18ae70425425bcbea/FLAGb06ef2076 [2023-11-11 23:52:15,035 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/data/f36e8fe80/12e5b2ed437e4da18ae70425425bcbea [2023-11-11 23:52:15,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:15,038 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:15,040 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:15,040 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:15,045 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:15,046 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:15" (1/1) ... [2023-11-11 23:52:15,047 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9326812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:15, skipping insertion in model container [2023-11-11 23:52:15,047 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:15" (1/1) ... [2023-11-11 23:52:15,073 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:15,271 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_5e0fcb84-c089-4222-893a-aeaab9abe998/sv-benchmarks/c/weaver/parallel-misc-3-extended.wvr.c[2895,2908] [2023-11-11 23:52:15,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:15,297 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:15,340 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_5e0fcb84-c089-4222-893a-aeaab9abe998/sv-benchmarks/c/weaver/parallel-misc-3-extended.wvr.c[2895,2908] [2023-11-11 23:52:15,352 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:15,368 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:15,368 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:15,391 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:15,392 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:15 WrapperNode [2023-11-11 23:52:15,392 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:15,393 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:15,394 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:15,394 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:15,401 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:15" (1/1) ... [2023-11-11 23:52:15,412 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:15" (1/1) ... [2023-11-11 23:52:15,432 INFO L138 Inliner]: procedures = 24, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2023-11-11 23:52:15,433 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:15,433 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:15,434 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:15,434 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:15,443 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:15" (1/1) ... [2023-11-11 23:52:15,443 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:15" (1/1) ... [2023-11-11 23:52:15,447 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:15" (1/1) ... [2023-11-11 23:52:15,448 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:15" (1/1) ... [2023-11-11 23:52:15,456 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:15" (1/1) ... [2023-11-11 23:52:15,460 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:15" (1/1) ... [2023-11-11 23:52:15,462 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:15" (1/1) ... [2023-11-11 23:52:15,464 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:15" (1/1) ... [2023-11-11 23:52:15,467 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:15,468 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:15,468 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:15,468 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:15,469 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:15" (1/1) ... [2023-11-11 23:52:15,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:15,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:15,506 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:15,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:15,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:52:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:52:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:52:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:52:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:52:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:52:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:52:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:52:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:52:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:52:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:52:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:52:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:15,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:52:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:52:15,556 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:52:15,725 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:15,727 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:16,059 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:16,102 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:16,103 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:52:16,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:16 BoogieIcfgContainer [2023-11-11 23:52:16,106 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:16,117 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:16,118 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:16,127 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:16,127 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:16" (1/1) ... [2023-11-11 23:52:16,128 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) [2023-11-11 23:52:16,133 INFO L158 Benchmark]: Toolchain (without parser) took 1093.22ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 46.5MB in the end (delta: -1.4MB). Peak memory consumption was 539.8kB. Max. memory is 16.1GB. [2023-11-11 23:52:16,134 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 56.6MB. Free memory was 32.5MB in the beginning and 32.4MB in the end (delta: 65.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:16,134 INFO L158 Benchmark]: CACSL2BoogieTranslator took 352.68ms. Allocated memory is still 69.2MB. Free memory was 45.0MB in the beginning and 48.2MB in the end (delta: -3.2MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2023-11-11 23:52:16,135 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.40ms. Allocated memory is still 69.2MB. Free memory was 48.2MB in the beginning and 46.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:52:16,136 INFO L158 Benchmark]: Boogie Preprocessor took 33.92ms. Allocated memory is still 69.2MB. Free memory was 46.7MB in the beginning and 45.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:16,136 INFO L158 Benchmark]: RCFGBuilder took 638.70ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 27.8MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:52:16,137 INFO L158 Benchmark]: CodeCheck took 13.40ms. Allocated memory is still 69.2MB. Free memory was 47.2MB in the beginning and 46.5MB in the end (delta: 662.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:52:16,140 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 0.25ms. Allocated memory is still 56.6MB. Free memory was 32.5MB in the beginning and 32.4MB in the end (delta: 65.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 352.68ms. Allocated memory is still 69.2MB. Free memory was 45.0MB in the beginning and 48.2MB in the end (delta: -3.2MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.40ms. Allocated memory is still 69.2MB. Free memory was 48.2MB in the beginning and 46.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.92ms. Allocated memory is still 69.2MB. Free memory was 46.7MB in the beginning and 45.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 638.70ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 27.8MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 13.40ms. Allocated memory is still 69.2MB. Free memory was 47.2MB in the beginning and 46.5MB in the end (delta: 662.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:52:16,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e0fcb84-c089-4222-893a-aeaab9abe998/bin/ukojak-verify-0OAaufAVZV/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