./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2d41b1dc1d5d7eec1f1fd4e3cbbef0194aa2dded6486a15b383e9bb8fe1468a3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:08,137 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:08,269 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:12:08,274 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:12:08,274 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:12:08,305 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:08,306 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:08,307 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:08,308 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:08,308 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:08,309 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:08,310 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:08,310 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:08,311 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:12:08,312 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:08,312 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:08,313 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:08,313 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:08,314 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:08,315 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:08,315 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:08,316 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:08,316 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:08,317 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:08,317 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:08,318 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:08,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:08,319 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:08,319 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:08,320 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:08,320 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:12:08,321 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:12:08,321 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:08,322 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_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d41b1dc1d5d7eec1f1fd4e3cbbef0194aa2dded6486a15b383e9bb8fe1468a3 [2023-11-24 23:12:08,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:08,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:08,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:08,780 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:08,780 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:08,782 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2023-11-24 23:12:11,778 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:12,007 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:12,008 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2023-11-24 23:12:12,018 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/data/173c95c42/b81dd052d36b4e499f022598a03a0a07/FLAG2c183059d [2023-11-24 23:12:12,043 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/data/173c95c42/b81dd052d36b4e499f022598a03a0a07 [2023-11-24 23:12:12,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:12,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:12,052 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:12,052 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:12,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:12,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,059 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f784f16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12, skipping insertion in model container [2023-11-24 23:12:12,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,088 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:12,298 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_e18e61e2-9967-4156-9773-8d74ace31ba8/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c[3822,3835] [2023-11-24 23:12:12,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:12,321 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:12,351 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_e18e61e2-9967-4156-9773-8d74ace31ba8/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c[3822,3835] [2023-11-24 23:12:12,357 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:12,367 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:12,367 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:12,375 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:12,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12 WrapperNode [2023-11-24 23:12:12,376 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:12,377 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:12,378 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:12,378 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:12,386 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,396 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,420 INFO L138 Inliner]: procedures = 27, calls = 73, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 106 [2023-11-24 23:12:12,421 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:12,422 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:12,422 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:12,422 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:12,431 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,431 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,436 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,437 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,453 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,455 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,457 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,461 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:12,462 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:12,462 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:12,463 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:12,464 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:12" (1/1) ... [2023-11-24 23:12:12,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:12,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:12,500 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:12,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:12,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:12,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:12:12,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:12:12,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:12:12,558 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:12:12,558 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:12:12,559 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:12:12,560 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:12:12,560 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:12:12,560 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:12:12,561 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 23:12:12,561 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 23:12:12,561 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:12:12,561 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:12:12,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:12:12,562 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-24 23:12:12,562 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-24 23:12:12,564 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:12:12,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:12:12,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:12:12,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:12,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:12,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:12:12,567 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:12:12,800 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:12,802 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:13,238 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:13,361 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post2 := ~i_3~0;~i_3~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~X_0~0.base, ~X_0~0.offset + 4 * ~i_3~0, 4);~t_4~0 := #t~mem3;havoc #t~mem3;). 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:333) 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) [2023-11-24 23:12:13,365 INFO L158 Benchmark]: Toolchain (without parser) took 1313.97ms. Allocated memory is still 161.5MB. Free memory was 135.0MB in the beginning and 108.1MB in the end (delta: 26.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-24 23:12:13,366 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:13,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.93ms. Allocated memory is still 161.5MB. Free memory was 135.0MB in the beginning and 121.7MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:12:13,367 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.69ms. Allocated memory is still 161.5MB. Free memory was 121.7MB in the beginning and 120.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:13,368 INFO L158 Benchmark]: Boogie Preprocessor took 39.71ms. Allocated memory is still 161.5MB. Free memory was 120.3MB in the beginning and 118.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:13,369 INFO L158 Benchmark]: RCFGBuilder took 901.32ms. Allocated memory is still 161.5MB. Free memory was 118.2MB in the beginning and 108.1MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:12:13,372 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.93ms. Allocated memory is still 161.5MB. Free memory was 135.0MB in the beginning and 121.7MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.69ms. Allocated memory is still 161.5MB. Free memory was 121.7MB in the beginning and 120.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.71ms. Allocated memory is still 161.5MB. Free memory was 120.3MB in the beginning and 118.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 901.32ms. Allocated memory is still 161.5MB. Free memory was 118.2MB in the beginning and 108.1MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post2 := ~i_3~0;~i_3~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~X_0~0.base, ~X_0~0.offset + 4 * ~i_3~0, 4);~t_4~0 := #t~mem3;havoc #t~mem3;). 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 end of atomic block: #t~post2 := ~i_3~0;~i_3~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~X_0~0.base, ~X_0~0.offset + 4 * ~i_3~0, 4);~t_4~0 := #t~mem3;havoc #t~mem3;). 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:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:12:13,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2d41b1dc1d5d7eec1f1fd4e3cbbef0194aa2dded6486a15b383e9bb8fe1468a3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:16,095 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:16,166 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:12:16,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:16,205 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:16,206 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:16,207 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:16,208 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:16,209 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:16,213 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:16,214 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:16,214 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:16,215 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:16,217 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:16,217 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:16,217 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:16,218 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:12:16,218 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:12:16,219 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:12:16,219 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:16,219 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:16,220 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:16,220 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:16,221 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:16,221 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:16,222 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:16,222 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:12:16,222 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:16,223 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:16,223 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:16,225 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:16,225 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:16,225 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:12:16,226 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:16,226 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:16,226 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:12:16,226 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:12:16,227 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_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d41b1dc1d5d7eec1f1fd4e3cbbef0194aa2dded6486a15b383e9bb8fe1468a3 [2023-11-24 23:12:16,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:16,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:16,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:16,653 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:16,654 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:16,656 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2023-11-24 23:12:19,806 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:20,115 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:20,116 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2023-11-24 23:12:20,125 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/data/884415e7c/6e981873629a4614bb6d31db320f6314/FLAG85269843c [2023-11-24 23:12:20,139 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/data/884415e7c/6e981873629a4614bb6d31db320f6314 [2023-11-24 23:12:20,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:20,144 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:20,145 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:20,146 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:20,150 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:20,151 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:20" (1/1) ... [2023-11-24 23:12:20,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9f881c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:20, skipping insertion in model container [2023-11-24 23:12:20,153 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:20" (1/1) ... [2023-11-24 23:12:20,196 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:20,464 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_e18e61e2-9967-4156-9773-8d74ace31ba8/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c[3822,3835] [2023-11-24 23:12:20,493 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:20,512 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 23:12:20,522 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:20,562 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_e18e61e2-9967-4156-9773-8d74ace31ba8/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c[3822,3835] [2023-11-24 23:12:20,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:20,585 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:20,630 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_e18e61e2-9967-4156-9773-8d74ace31ba8/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c[3822,3835] [2023-11-24 23:12:20,638 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:20,659 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:20,660 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:20,668 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:20,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:20 WrapperNode [2023-11-24 23:12:20,672 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:20,674 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:20,674 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:20,674 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:20,682 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:20" (1/1) ... [2023-11-24 23:12:20,711 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:20" (1/1) ... [2023-11-24 23:12:20,747 INFO L138 Inliner]: procedures = 29, calls = 73, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 97 [2023-11-24 23:12:20,747 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:20,748 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:20,749 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:20,749 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:20,759 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:20" (1/1) ... [2023-11-24 23:12:20,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:20" (1/1) ... [2023-11-24 23:12:20,770 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:20" (1/1) ... [2023-11-24 23:12:20,770 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:20" (1/1) ... [2023-11-24 23:12:20,800 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:20" (1/1) ... [2023-11-24 23:12:20,810 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:20" (1/1) ... [2023-11-24 23:12:20,813 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:20" (1/1) ... [2023-11-24 23:12:20,830 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:20" (1/1) ... [2023-11-24 23:12:20,834 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:20,837 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:20,838 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:20,839 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:20,840 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:20" (1/1) ... [2023-11-24 23:12:20,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:20,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:20,900 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:20,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:20,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:20,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:12:20,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:12:20,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:12:20,965 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:12:20,965 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:12:20,966 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:12:20,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:12:20,966 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:12:20,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:12:20,966 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 23:12:20,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 23:12:20,966 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:12:20,967 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:12:20,967 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-24 23:12:20,967 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-24 23:12:20,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:12:20,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:12:20,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:12:20,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:20,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:20,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:12:20,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:12:20,971 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:12:21,122 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:21,125 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:21,648 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:21,827 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post2 := ~i_3~0;~i_3~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~X_0~0.base, ~bvadd~32(~X_0~0.offset, ~bvmul~32(4bv32, ~i_3~0)), 4bv32);~t_4~0 := #t~mem3;havoc #t~mem3;). 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:333) 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) [2023-11-24 23:12:21,833 INFO L158 Benchmark]: Toolchain (without parser) took 1688.36ms. Allocated memory is still 100.7MB. Free memory was 75.9MB in the beginning and 42.6MB in the end (delta: 33.4MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:21,834 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:21,835 INFO L158 Benchmark]: CACSL2BoogieTranslator took 527.30ms. Allocated memory is still 100.7MB. Free memory was 75.7MB in the beginning and 60.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:12:21,836 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.02ms. Allocated memory is still 100.7MB. Free memory was 60.3MB in the beginning and 58.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:21,837 INFO L158 Benchmark]: Boogie Preprocessor took 85.89ms. Allocated memory is still 100.7MB. Free memory was 58.6MB in the beginning and 56.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:21,838 INFO L158 Benchmark]: RCFGBuilder took 994.09ms. Allocated memory is still 100.7MB. Free memory was 56.6MB in the beginning and 42.6MB in the end (delta: 14.0MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2023-11-24 23:12:21,842 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 527.30ms. Allocated memory is still 100.7MB. Free memory was 75.7MB in the beginning and 60.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.02ms. Allocated memory is still 100.7MB. Free memory was 60.3MB in the beginning and 58.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.89ms. Allocated memory is still 100.7MB. Free memory was 58.6MB in the beginning and 56.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 994.09ms. Allocated memory is still 100.7MB. Free memory was 56.6MB in the beginning and 42.6MB in the end (delta: 14.0MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post2 := ~i_3~0;~i_3~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~X_0~0.base, ~bvadd~32(~X_0~0.offset, ~bvmul~32(4bv32, ~i_3~0)), 4bv32);~t_4~0 := #t~mem3;havoc #t~mem3;). 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 end of atomic block: #t~post2 := ~i_3~0;~i_3~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~X_0~0.base, ~bvadd~32(~X_0~0.offset, ~bvmul~32(4bv32, ~i_3~0)), 4bv32);~t_4~0 := #t~mem3;havoc #t~mem3;). 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:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:12:21,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18e61e2-9967-4156-9773-8d74ace31ba8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post2 := ~i_3~0;~i_3~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~X_0~0.base, ~bvadd~32(~X_0~0.offset, ~bvmul~32(4bv32, ~i_3~0)), 4bv32);~t_4~0 := #t~mem3;havoc #t~mem3;). Is there illegal control flow (e.g. loops) within an atomic block?