./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b1e99af7c76570461a4b0ac70d664412f250ec04f47fd9ca8c0f85236f1348c6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:49:21,877 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:49:21,949 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:49:21,955 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:49:21,956 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:49:21,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:49:21,992 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:49:21,993 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:49:21,994 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:49:21,995 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:49:21,996 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:49:21,996 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:49:21,997 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:49:21,998 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:49:21,998 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:49:21,999 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:49:21,999 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:49:22,000 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:49:22,001 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:49:22,001 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:49:22,002 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:49:22,002 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:49:22,003 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:49:22,003 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:49:22,004 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:49:22,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:22,005 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:49:22,006 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:49:22,006 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:49:22,007 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:49:22,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:49:22,008 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:49:22,008 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_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1e99af7c76570461a4b0ac70d664412f250ec04f47fd9ca8c0f85236f1348c6 [2023-11-11 23:49:22,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:49:22,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:49:22,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:49:22,384 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:49:22,385 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:49:22,386 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2023-11-11 23:49:25,409 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:49:25,698 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:49:25,699 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2023-11-11 23:49:25,712 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/data/c3a26dab4/7b0a015c08a6438995316ea282242df4/FLAG280ea9305 [2023-11-11 23:49:25,730 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/data/c3a26dab4/7b0a015c08a6438995316ea282242df4 [2023-11-11 23:49:25,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:49:25,741 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:49:25,745 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:25,745 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:49:25,750 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:49:25,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:25" (1/1) ... [2023-11-11 23:49:25,755 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c843ca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:25, skipping insertion in model container [2023-11-11 23:49:25,756 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:25" (1/1) ... [2023-11-11 23:49:25,786 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:49:25,966 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_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c[3694,3707] [2023-11-11 23:49:25,979 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:25,989 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:49:26,021 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_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c[3694,3707] [2023-11-11 23:49:26,027 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:26,037 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:49:26,037 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:49:26,045 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:49:26,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:26 WrapperNode [2023-11-11 23:49:26,046 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:26,047 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:26,047 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:49:26,048 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:49:26,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:26" (1/1) ... [2023-11-11 23:49:26,066 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:26" (1/1) ... [2023-11-11 23:49:26,095 INFO L138 Inliner]: procedures = 27, calls = 68, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 140 [2023-11-11 23:49:26,095 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:26,096 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:49:26,096 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:49:26,097 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:49:26,106 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:26" (1/1) ... [2023-11-11 23:49:26,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:26" (1/1) ... [2023-11-11 23:49:26,111 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:26" (1/1) ... [2023-11-11 23:49:26,112 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:26" (1/1) ... [2023-11-11 23:49:26,122 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:26" (1/1) ... [2023-11-11 23:49:26,127 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:26" (1/1) ... [2023-11-11 23:49:26,129 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:26" (1/1) ... [2023-11-11 23:49:26,131 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:26" (1/1) ... [2023-11-11 23:49:26,136 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:49:26,137 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:49:26,137 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:49:26,137 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:49:26,138 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:26" (1/1) ... [2023-11-11 23:49:26,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:26,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:49:26,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:49:26,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:49:26,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:49:26,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:49:26,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:49:26,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:49:26,254 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:49:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:49:26,254 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:49:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:49:26,254 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:49:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:49:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-11 23:49:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-11 23:49:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:49:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:49:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:49:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-11 23:49:26,256 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-11 23:49:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:49:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:49:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:49:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:49:26,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:49:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:49:26,258 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:49:26,377 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:49:26,380 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:49:26,832 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:49:26,964 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:49:26,964 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-11 23:49:26,965 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L55 is neither atomic block end nor a sink node. [2023-11-11 23:49:26,966 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) 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) [2023-11-11 23:49:26,971 INFO L158 Benchmark]: Toolchain (without parser) took 1228.48ms. Allocated memory is still 146.8MB. Free memory was 113.8MB in the beginning and 85.7MB in the end (delta: 28.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-11 23:49:26,971 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 121.6MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:49:26,972 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.93ms. Allocated memory is still 146.8MB. Free memory was 113.8MB in the beginning and 100.7MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:49:26,974 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.28ms. Allocated memory is still 146.8MB. Free memory was 100.7MB in the beginning and 99.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:26,975 INFO L158 Benchmark]: Boogie Preprocessor took 39.81ms. Allocated memory is still 146.8MB. Free memory was 99.1MB in the beginning and 97.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:26,976 INFO L158 Benchmark]: RCFGBuilder took 832.00ms. Allocated memory is still 146.8MB. Free memory was 97.0MB in the beginning and 85.9MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-11 23:49:26,979 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 121.6MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.93ms. Allocated memory is still 146.8MB. Free memory was 113.8MB in the beginning and 100.7MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.28ms. Allocated memory is still 146.8MB. Free memory was 100.7MB in the beginning and 99.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.81ms. Allocated memory is still 146.8MB. Free memory was 99.1MB in the beginning and 97.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 832.00ms. Allocated memory is still 146.8MB. Free memory was 97.0MB in the beginning and 85.9MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:49:26,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b1e99af7c76570461a4b0ac70d664412f250ec04f47fd9ca8c0f85236f1348c6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:49:29,782 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:49:29,914 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-11 23:49:29,964 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:49:29,965 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:49:29,966 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:49:29,967 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:49:29,968 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:49:29,969 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:49:29,974 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:49:29,975 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:49:29,975 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:49:29,976 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:49:29,977 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:49:29,978 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:49:29,978 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:49:29,979 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:49:29,979 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:49:29,980 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:49:29,981 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:49:29,981 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:49:29,982 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:49:29,983 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:49:29,983 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:49:29,983 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:49:29,984 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:49:29,984 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:49:29,985 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:49:29,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:29,986 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:49:29,987 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:49:29,988 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:49:29,988 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:49:29,989 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:49:29,989 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:49:29,989 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:49:29,990 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:49:29,990 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_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1e99af7c76570461a4b0ac70d664412f250ec04f47fd9ca8c0f85236f1348c6 [2023-11-11 23:49:30,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:49:30,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:49:30,487 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:49:30,488 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:49:30,489 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:49:30,491 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2023-11-11 23:49:33,760 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:49:34,060 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:49:34,061 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2023-11-11 23:49:34,068 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/data/acd6559a8/33c344e9c6ea4afe9958897ea7a1adaa/FLAG171622117 [2023-11-11 23:49:34,082 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/data/acd6559a8/33c344e9c6ea4afe9958897ea7a1adaa [2023-11-11 23:49:34,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:49:34,086 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:49:34,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:34,088 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:49:34,093 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:49:34,094 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:34" (1/1) ... [2023-11-11 23:49:34,095 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a258af2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:34, skipping insertion in model container [2023-11-11 23:49:34,095 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:34" (1/1) ... [2023-11-11 23:49:34,122 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:49:34,359 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_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c[3694,3707] [2023-11-11 23:49:34,386 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:34,410 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-11 23:49:34,421 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:49:34,453 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_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c[3694,3707] [2023-11-11 23:49:34,472 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:34,478 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:49:34,531 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_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c[3694,3707] [2023-11-11 23:49:34,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:34,548 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:49:34,548 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:49:34,556 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:49:34,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:34 WrapperNode [2023-11-11 23:49:34,557 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:34,558 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:34,558 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:49:34,558 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:49:34,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:34" (1/1) ... [2023-11-11 23:49:34,626 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:34" (1/1) ... [2023-11-11 23:49:34,661 INFO L138 Inliner]: procedures = 29, calls = 68, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2023-11-11 23:49:34,662 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:34,663 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:49:34,663 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:49:34,663 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:49:34,673 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:34" (1/1) ... [2023-11-11 23:49:34,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:34" (1/1) ... [2023-11-11 23:49:34,695 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:34" (1/1) ... [2023-11-11 23:49:34,697 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:34" (1/1) ... [2023-11-11 23:49:34,723 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:34" (1/1) ... [2023-11-11 23:49:34,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:34" (1/1) ... [2023-11-11 23:49:34,729 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:34" (1/1) ... [2023-11-11 23:49:34,737 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:34" (1/1) ... [2023-11-11 23:49:34,741 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:49:34,745 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:49:34,745 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:49:34,746 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:49:34,746 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:34" (1/1) ... [2023-11-11 23:49:34,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:34,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:49:34,785 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:49:34,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:49:34,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:49:34,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:49:34,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:49:34,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:49:34,840 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:49:34,840 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:49:34,840 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:49:34,840 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:49:34,841 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:49:34,842 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:49:34,843 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-11 23:49:34,843 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-11 23:49:34,843 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:49:34,844 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:49:34,844 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-11 23:49:34,844 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-11 23:49:34,844 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:49:34,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:49:34,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:49:34,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:49:34,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:49:34,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:49:34,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:49:34,848 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:49:35,051 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:49:35,054 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:49:35,564 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:49:35,764 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:49:35,776 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-11 23:49:35,777 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L55 is neither atomic block end nor a sink node. [2023-11-11 23:49:35,778 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) 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) [2023-11-11 23:49:35,785 INFO L158 Benchmark]: Toolchain (without parser) took 1697.43ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 47.4MB in the beginning and 47.3MB in the end (delta: 126.4kB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2023-11-11 23:49:35,785 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 47.0MB in the end (delta: 94.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:49:35,786 INFO L158 Benchmark]: CACSL2BoogieTranslator took 469.48ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 47.2MB in the beginning and 68.4MB in the end (delta: -21.2MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2023-11-11 23:49:35,787 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.00ms. Allocated memory is still 90.2MB. Free memory was 68.4MB in the beginning and 66.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:35,788 INFO L158 Benchmark]: Boogie Preprocessor took 81.82ms. Allocated memory is still 90.2MB. Free memory was 66.6MB in the beginning and 64.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:35,789 INFO L158 Benchmark]: RCFGBuilder took 1037.64ms. Allocated memory is still 90.2MB. Free memory was 64.5MB in the beginning and 47.3MB in the end (delta: 17.3MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:35,799 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 47.0MB in the end (delta: 94.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 469.48ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 47.2MB in the beginning and 68.4MB in the end (delta: -21.2MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.00ms. Allocated memory is still 90.2MB. Free memory was 68.4MB in the beginning and 66.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.82ms. Allocated memory is still 90.2MB. Free memory was 66.6MB in the beginning and 64.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1037.64ms. Allocated memory is still 90.2MB. Free memory was 64.5MB in the beginning and 47.3MB in the end (delta: 17.3MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:49:35,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a290b82-bff4-47bc-acdc-ffca4dfbb2d8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?