./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f8a234fc2a7dd634bd03f872a0d7e8707283ecf0f996c6ed729f53ab07d6660 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:42:19,303 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:42:19,368 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 23:42:19,372 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:42:19,372 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:42:19,394 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:42:19,395 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:42:19,395 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:42:19,396 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:42:19,396 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:42:19,397 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:42:19,398 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:42:19,398 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:42:19,399 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:42:19,399 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:42:19,399 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:42:19,400 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:42:19,400 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:42:19,401 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:42:19,401 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:42:19,402 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:42:19,407 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:42:19,407 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:42:19,408 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:42:19,408 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:42:19,408 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:42:19,409 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:42:19,409 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:42:19,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:42:19,410 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:42:19,410 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:42:19,411 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:42:19,411 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:42:19,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:42:19,411 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:42:19,411 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_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f8a234fc2a7dd634bd03f872a0d7e8707283ecf0f996c6ed729f53ab07d6660 [2023-12-02 23:42:19,628 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:42:19,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:42:19,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:42:19,652 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:42:19,652 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:42:19,653 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c [2023-12-02 23:42:22,399 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:42:22,587 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:42:22,588 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c [2023-12-02 23:42:22,597 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/data/e8c61102c/557a34389bd041df85cbae5deee21529/FLAGf7537a71d [2023-12-02 23:42:22,610 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/data/e8c61102c/557a34389bd041df85cbae5deee21529 [2023-12-02 23:42:22,612 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:42:22,613 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:42:22,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:42:22,615 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:42:22,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:42:22,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:42:22" (1/1) ... [2023-12-02 23:42:22,620 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f26c9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:22, skipping insertion in model container [2023-12-02 23:42:22,621 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:42:22" (1/1) ... [2023-12-02 23:42:22,656 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:42:22,898 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:42:22,908 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:42:22,980 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:42:22,989 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:42:22,989 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:42:22,995 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:42:22,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:22 WrapperNode [2023-12-02 23:42:22,996 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:42:22,996 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:42:22,997 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:42:22,997 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:42:23,002 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:22" (1/1) ... [2023-12-02 23:42:23,026 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:22" (1/1) ... [2023-12-02 23:42:23,049 INFO L138 Inliner]: procedures = 25, calls = 308, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2023-12-02 23:42:23,049 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:42:23,049 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:42:23,049 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:42:23,050 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:42:23,057 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:22" (1/1) ... [2023-12-02 23:42:23,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:22" (1/1) ... [2023-12-02 23:42:23,069 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:22" (1/1) ... [2023-12-02 23:42:23,069 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:22" (1/1) ... [2023-12-02 23:42:23,110 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:22" (1/1) ... [2023-12-02 23:42:23,121 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:22" (1/1) ... [2023-12-02 23:42:23,126 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:22" (1/1) ... [2023-12-02 23:42:23,131 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:22" (1/1) ... [2023-12-02 23:42:23,141 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:42:23,142 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:42:23,142 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:42:23,142 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:42:23,143 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:22" (1/1) ... [2023-12-02 23:42:23,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:42:23,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:42:23,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:42:23,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:42:23,219 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-02 23:42:23,220 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-02 23:42:23,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:42:23,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:42:23,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:42:23,220 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-12-02 23:42:23,220 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-12-02 23:42:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:42:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 23:42:23,221 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 23:42:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 23:42:23,221 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 23:42:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:42:23,222 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:42:23,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:42:23,222 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 23:42:23,222 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 23:42:23,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:42:23,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:42:23,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:42:23,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:42:23,225 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 23:42:23,405 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:42:23,433 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:42:24,565 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:42:25,542 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem36 := read~int(~index_of_0~0.base, 16 + ~index_of_0~0.offset, 4);#t~short38 := -1 != #t~mem36;BeginParallelComposition{ParallelCodeBlock0: assume #t~short38;ParallelCodeBlock1: assume !#t~short38;call #t~mem37 := read~int(~index_of_4~0.base, 16 + ~index_of_4~0.offset, 4);#t~short38 := -1 != #t~mem37;}EndParallelComposition#t~short41 := #t~short38;BeginParallelComposition{ParallelCodeBlock0: assume !#t~short41;ParallelCodeBlock1: assume #t~short41;call #t~mem39 := read~int(~index_of_0~0.base, 16 + ~index_of_0~0.offset, 4);call #t~mem40 := read~int(~index_of_4~0.base, 16 + ~index_of_4~0.offset, 4);#t~short41 := !(#t~mem39 == #t~mem40);}EndParallelComposition). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2023-12-02 23:42:25,547 INFO L158 Benchmark]: Toolchain (without parser) took 2932.02ms. Allocated memory was 136.3MB in the beginning and 190.8MB in the end (delta: 54.5MB). Free memory was 88.8MB in the beginning and 114.9MB in the end (delta: -26.1MB). Peak memory consumption was 99.1MB. Max. memory is 16.1GB. [2023-12-02 23:42:25,547 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 136.3MB. Free memory was 105.9MB in the beginning and 105.8MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:42:25,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 381.10ms. Allocated memory is still 136.3MB. Free memory was 88.8MB in the beginning and 67.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 23:42:25,549 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.54ms. Allocated memory is still 136.3MB. Free memory was 67.4MB in the beginning and 65.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:42:25,549 INFO L158 Benchmark]: Boogie Preprocessor took 91.82ms. Allocated memory is still 136.3MB. Free memory was 65.3MB in the beginning and 60.0MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 23:42:25,550 INFO L158 Benchmark]: RCFGBuilder took 2402.81ms. Allocated memory was 136.3MB in the beginning and 190.8MB in the end (delta: 54.5MB). Free memory was 59.5MB in the beginning and 114.9MB in the end (delta: -55.5MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. [2023-12-02 23:42:25,553 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 136.3MB. Free memory was 105.9MB in the beginning and 105.8MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 381.10ms. Allocated memory is still 136.3MB. Free memory was 88.8MB in the beginning and 67.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.54ms. Allocated memory is still 136.3MB. Free memory was 67.4MB in the beginning and 65.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.82ms. Allocated memory is still 136.3MB. Free memory was 65.3MB in the beginning and 60.0MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2402.81ms. Allocated memory was 136.3MB in the beginning and 190.8MB in the end (delta: 54.5MB). Free memory was 59.5MB in the beginning and 114.9MB in the end (delta: -55.5MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem36 := read~int(~index_of_0~0.base, 16 + ~index_of_0~0.offset, 4);#t~short38 := -1 != #t~mem36;BeginParallelComposition{ParallelCodeBlock0: assume #t~short38;ParallelCodeBlock1: assume !#t~short38;call #t~mem37 := read~int(~index_of_4~0.base, 16 + ~index_of_4~0.offset, 4);#t~short38 := -1 != #t~mem37;}EndParallelComposition#t~short41 := #t~short38;BeginParallelComposition{ParallelCodeBlock0: assume !#t~short41;ParallelCodeBlock1: assume #t~short41;call #t~mem39 := read~int(~index_of_0~0.base, 16 + ~index_of_0~0.offset, 4);call #t~mem40 := read~int(~index_of_4~0.base, 16 + ~index_of_4~0.offset, 4);#t~short41 := !(#t~mem39 == #t~mem40);}EndParallelComposition). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem36 := read~int(~index_of_0~0.base, 16 + ~index_of_0~0.offset, 4);#t~short38 := -1 != #t~mem36;BeginParallelComposition{ParallelCodeBlock0: assume #t~short38;ParallelCodeBlock1: assume !#t~short38;call #t~mem37 := read~int(~index_of_4~0.base, 16 + ~index_of_4~0.offset, 4);#t~short38 := -1 != #t~mem37;}EndParallelComposition#t~short41 := #t~short38;BeginParallelComposition{ParallelCodeBlock0: assume !#t~short41;ParallelCodeBlock1: assume #t~short41;call #t~mem39 := read~int(~index_of_0~0.base, 16 + ~index_of_0~0.offset, 4);call #t~mem40 := read~int(~index_of_4~0.base, 16 + ~index_of_4~0.offset, 4);#t~short41 := !(#t~mem39 == #t~mem40);}EndParallelComposition). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:42:25,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f8a234fc2a7dd634bd03f872a0d7e8707283ecf0f996c6ed729f53ab07d6660 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:42:27,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:42:27,582 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 23:42:27,614 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:42:27,615 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:42:27,615 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:42:27,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:42:27,617 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:42:27,617 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:42:27,618 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:42:27,618 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:42:27,619 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:42:27,619 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:42:27,620 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:42:27,620 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:42:27,621 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:42:27,621 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:42:27,622 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:42:27,622 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:42:27,623 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:42:27,623 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:42:27,626 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:42:27,627 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:42:27,627 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:42:27,627 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:42:27,628 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:42:27,628 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:42:27,628 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:42:27,629 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:42:27,629 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:42:27,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:42:27,630 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:42:27,630 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:42:27,631 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:42:27,631 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:42:27,631 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:42:27,631 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:42:27,631 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:42:27,632 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:42:27,632 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_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f8a234fc2a7dd634bd03f872a0d7e8707283ecf0f996c6ed729f53ab07d6660 [2023-12-02 23:42:27,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:42:27,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:42:27,931 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:42:27,932 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:42:27,933 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:42:27,934 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c [2023-12-02 23:42:30,713 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:42:30,921 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:42:30,922 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c [2023-12-02 23:42:30,933 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/data/2be6500d2/58d9b13188694e67acb8fbb4406d0cde/FLAGdeabd7f4a [2023-12-02 23:42:30,947 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/data/2be6500d2/58d9b13188694e67acb8fbb4406d0cde [2023-12-02 23:42:30,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:42:30,952 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:42:30,953 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:42:30,953 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:42:30,958 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:42:30,959 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:42:30" (1/1) ... [2023-12-02 23:42:30,960 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65226235 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:30, skipping insertion in model container [2023-12-02 23:42:30,960 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:42:30" (1/1) ... [2023-12-02 23:42:30,997 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:42:31,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:42:31,297 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 23:42:31,304 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:42:31,407 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:42:31,411 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:42:31,474 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:42:31,484 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:42:31,484 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:42:31,492 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:42:31,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:31 WrapperNode [2023-12-02 23:42:31,493 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:42:31,494 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:42:31,494 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:42:31,494 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:42:31,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:31" (1/1) ... [2023-12-02 23:42:31,524 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:31" (1/1) ... [2023-12-02 23:42:31,546 INFO L138 Inliner]: procedures = 27, calls = 308, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2023-12-02 23:42:31,547 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:42:31,547 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:42:31,548 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:42:31,548 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:42:31,557 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:31" (1/1) ... [2023-12-02 23:42:31,557 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:31" (1/1) ... [2023-12-02 23:42:31,567 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:31" (1/1) ... [2023-12-02 23:42:31,567 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:31" (1/1) ... [2023-12-02 23:42:31,611 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:31" (1/1) ... [2023-12-02 23:42:31,622 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:31" (1/1) ... [2023-12-02 23:42:31,627 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:31" (1/1) ... [2023-12-02 23:42:31,632 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:31" (1/1) ... [2023-12-02 23:42:31,641 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:42:31,642 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:42:31,643 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:42:31,643 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:42:31,643 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:42:31" (1/1) ... [2023-12-02 23:42:31,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:42:31,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:42:31,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:42:31,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:42:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-02 23:42:31,713 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-02 23:42:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:42:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:42:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:42:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-12-02 23:42:31,714 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-12-02 23:42:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:42:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 23:42:31,714 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 23:42:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 23:42:31,715 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 23:42:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:42:31,715 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:42:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 23:42:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 23:42:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:42:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:42:31,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:42:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:42:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:42:31,718 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 23:42:31,890 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:42:31,892 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:42:33,570 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:42:34,987 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem36 := read~intINTTYPE4(~index_of_0~0.base, ~bvadd~32(16bv32, ~index_of_0~0.offset), 4bv32);#t~short38 := 4294967295bv32 != #t~mem36;BeginParallelComposition{ParallelCodeBlock0: assume #t~short38;ParallelCodeBlock1: assume !#t~short38;call #t~mem37 := read~intINTTYPE4(~index_of_4~0.base, ~bvadd~32(16bv32, ~index_of_4~0.offset), 4bv32);#t~short38 := 4294967295bv32 != #t~mem37;}EndParallelComposition#t~short41 := #t~short38;BeginParallelComposition{ParallelCodeBlock0: assume !#t~short41;ParallelCodeBlock1: assume #t~short41;call #t~mem39 := read~intINTTYPE4(~index_of_0~0.base, ~bvadd~32(16bv32, ~index_of_0~0.offset), 4bv32);call #t~mem40 := read~intINTTYPE4(~index_of_4~0.base, ~bvadd~32(16bv32, ~index_of_4~0.offset), 4bv32);#t~short41 := !(#t~mem39 == #t~mem40);}EndParallelComposition). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2023-12-02 23:42:34,992 INFO L158 Benchmark]: Toolchain (without parser) took 4039.65ms. Allocated memory was 104.9MB in the beginning and 151.0MB in the end (delta: 46.1MB). Free memory was 80.6MB in the beginning and 91.8MB in the end (delta: -11.2MB). Peak memory consumption was 86.7MB. Max. memory is 16.1GB. [2023-12-02 23:42:34,993 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:42:34,993 INFO L158 Benchmark]: CACSL2BoogieTranslator took 540.02ms. Allocated memory is still 104.9MB. Free memory was 80.4MB in the beginning and 73.9MB in the end (delta: 6.5MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2023-12-02 23:42:34,994 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.17ms. Allocated memory is still 104.9MB. Free memory was 73.9MB in the beginning and 71.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:42:34,995 INFO L158 Benchmark]: Boogie Preprocessor took 94.21ms. Allocated memory is still 104.9MB. Free memory was 71.2MB in the beginning and 65.5MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:42:34,995 INFO L158 Benchmark]: RCFGBuilder took 3347.93ms. Allocated memory was 104.9MB in the beginning and 151.0MB in the end (delta: 46.1MB). Free memory was 64.9MB in the beginning and 91.8MB in the end (delta: -26.9MB). Peak memory consumption was 70.1MB. Max. memory is 16.1GB. [2023-12-02 23:42:34,998 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 540.02ms. Allocated memory is still 104.9MB. Free memory was 80.4MB in the beginning and 73.9MB in the end (delta: 6.5MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.17ms. Allocated memory is still 104.9MB. Free memory was 73.9MB in the beginning and 71.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.21ms. Allocated memory is still 104.9MB. Free memory was 71.2MB in the beginning and 65.5MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3347.93ms. Allocated memory was 104.9MB in the beginning and 151.0MB in the end (delta: 46.1MB). Free memory was 64.9MB in the beginning and 91.8MB in the end (delta: -26.9MB). Peak memory consumption was 70.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem36 := read~intINTTYPE4(~index_of_0~0.base, ~bvadd~32(16bv32, ~index_of_0~0.offset), 4bv32);#t~short38 := 4294967295bv32 != #t~mem36;BeginParallelComposition{ParallelCodeBlock0: assume #t~short38;ParallelCodeBlock1: assume !#t~short38;call #t~mem37 := read~intINTTYPE4(~index_of_4~0.base, ~bvadd~32(16bv32, ~index_of_4~0.offset), 4bv32);#t~short38 := 4294967295bv32 != #t~mem37;}EndParallelComposition#t~short41 := #t~short38;BeginParallelComposition{ParallelCodeBlock0: assume !#t~short41;ParallelCodeBlock1: assume #t~short41;call #t~mem39 := read~intINTTYPE4(~index_of_0~0.base, ~bvadd~32(16bv32, ~index_of_0~0.offset), 4bv32);call #t~mem40 := read~intINTTYPE4(~index_of_4~0.base, ~bvadd~32(16bv32, ~index_of_4~0.offset), 4bv32);#t~short41 := !(#t~mem39 == #t~mem40);}EndParallelComposition). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem36 := read~intINTTYPE4(~index_of_0~0.base, ~bvadd~32(16bv32, ~index_of_0~0.offset), 4bv32);#t~short38 := 4294967295bv32 != #t~mem36;BeginParallelComposition{ParallelCodeBlock0: assume #t~short38;ParallelCodeBlock1: assume !#t~short38;call #t~mem37 := read~intINTTYPE4(~index_of_4~0.base, ~bvadd~32(16bv32, ~index_of_4~0.offset), 4bv32);#t~short38 := 4294967295bv32 != #t~mem37;}EndParallelComposition#t~short41 := #t~short38;BeginParallelComposition{ParallelCodeBlock0: assume !#t~short41;ParallelCodeBlock1: assume #t~short41;call #t~mem39 := read~intINTTYPE4(~index_of_0~0.base, ~bvadd~32(16bv32, ~index_of_0~0.offset), 4bv32);call #t~mem40 := read~intINTTYPE4(~index_of_4~0.base, ~bvadd~32(16bv32, ~index_of_4~0.offset), 4bv32);#t~short41 := !(#t~mem39 == #t~mem40);}EndParallelComposition). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:42:35,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0615c1d-429e-456f-8bd2-d33bdd1358a6/bin/ukojak-verify-Qdu7aM0XO9/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: Incomplete atomic composition (dangling start of atomic block: call #t~mem36 := read~intINTTYPE4(~index_of_0~0.base, ~bvadd~32(16bv32, ~index_of_0~0.offset), 4bv32);#t~short38 := 4294967295bv32 != #t~mem36;BeginParallelComposition{ParallelCodeBlock0: assume #t~short38;ParallelCodeBlock1: assume !#t~short38;call #t~mem37 := read~intINTTYPE4(~index_of_4~0.base, ~bvadd~32(16bv32, ~index_of_4~0.offset), 4bv32);#t~short38 := 4294967295bv32 != #t~mem37;}EndParallelComposition#t~short41 := #t~short38;BeginParallelComposition{ParallelCodeBlock0: assume !#t~short41;ParallelCodeBlock1: assume #t~short41;call #t~mem39 := read~intINTTYPE4(~index_of_0~0.base, ~bvadd~32(16bv32, ~index_of_0~0.offset), 4bv32);call #t~mem40 := read~intINTTYPE4(~index_of_4~0.base, ~bvadd~32(16bv32, ~index_of_4~0.offset), 4bv32);#t~short41 := !(#t~mem39 == #t~mem40);}EndParallelComposition). Is there illegal control flow (e.g. loops) within an atomic block?