./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/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_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/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_7ff088a5-bac1-442d-b3c0-ef2cb744851e/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 6d47c8696b49948f6f8f53dd9eda6f4e0281717fd9a29e264a19ded5493fa577 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:55:15,612 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:55:15,700 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:55:15,704 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:55:15,705 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:55:15,731 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:55:15,732 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:55:15,733 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:55:15,734 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:55:15,734 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:55:15,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:55:15,736 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:55:15,736 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:55:15,737 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:55:15,738 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:55:15,738 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:55:15,739 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:55:15,740 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:55:15,741 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:55:15,741 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:55:15,742 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:55:15,743 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:55:15,743 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:55:15,744 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:55:15,745 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:55:15,745 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:55:15,746 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:15,747 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:55:15,747 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:55:15,748 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:55:15,748 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:55:15,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:55:15,749 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:55:15,750 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_7ff088a5-bac1-442d-b3c0-ef2cb744851e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d47c8696b49948f6f8f53dd9eda6f4e0281717fd9a29e264a19ded5493fa577 [2023-11-24 22:55:16,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:55:16,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:55:16,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:55:16,096 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:55:16,096 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:55:16,099 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2023-11-24 22:55:19,290 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:55:19,490 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:55:19,490 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2023-11-24 22:55:19,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/data/6807cfcab/a5c242df7a104edc8b33c2e63c8e71d7/FLAGff8a37d07 [2023-11-24 22:55:19,514 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/data/6807cfcab/a5c242df7a104edc8b33c2e63c8e71d7 [2023-11-24 22:55:19,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:55:19,518 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:55:19,520 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:19,520 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:55:19,525 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:55:19,526 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:19" (1/1) ... [2023-11-24 22:55:19,527 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9eb112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:19, skipping insertion in model container [2023-11-24 22:55:19,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:19" (1/1) ... [2023-11-24 22:55:19,553 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:55:19,751 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_7ff088a5-bac1-442d-b3c0-ef2cb744851e/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2638,2651] [2023-11-24 22:55:19,765 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:19,777 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:55:19,803 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_7ff088a5-bac1-442d-b3c0-ef2cb744851e/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2638,2651] [2023-11-24 22:55:19,812 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:19,821 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:55:19,822 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:55:19,830 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:55:19,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:19 WrapperNode [2023-11-24 22:55:19,831 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:19,833 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:19,833 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:55:19,833 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:55:19,844 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:19" (1/1) ... [2023-11-24 22:55:19,854 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:19" (1/1) ... [2023-11-24 22:55:19,893 INFO L138 Inliner]: procedures = 25, calls = 52, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 75 [2023-11-24 22:55:19,894 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:19,895 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:55:19,895 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:55:19,895 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:55:19,907 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:19" (1/1) ... [2023-11-24 22:55:19,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:19" (1/1) ... [2023-11-24 22:55:19,911 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:19" (1/1) ... [2023-11-24 22:55:19,912 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:19" (1/1) ... [2023-11-24 22:55:19,921 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:19" (1/1) ... [2023-11-24 22:55:19,929 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:19" (1/1) ... [2023-11-24 22:55:19,931 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:19" (1/1) ... [2023-11-24 22:55:19,933 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:19" (1/1) ... [2023-11-24 22:55:19,937 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:55:19,938 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:55:19,938 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:55:19,938 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:55:19,946 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:19" (1/1) ... [2023-11-24 22:55:19,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:19,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:55:19,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:55:20,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:55:20,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:55:20,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:55:20,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:55:20,043 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-24 22:55:20,043 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-24 22:55:20,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:55:20,045 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:55:20,045 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:55:20,045 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:55:20,045 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:55:20,046 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:55:20,046 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:55:20,046 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:55:20,046 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:55:20,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:55:20,047 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-24 22:55:20,047 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-24 22:55:20,049 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:55:20,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:55:20,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:55:20,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:55:20,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:55:20,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:55:20,052 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:55:20,237 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:55:20,240 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:55:20,590 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:55:20,719 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: assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;~res1~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). 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 22:55:20,724 INFO L158 Benchmark]: Toolchain (without parser) took 1204.83ms. Allocated memory is still 148.9MB. Free memory was 111.2MB in the beginning and 68.8MB in the end (delta: 42.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-24 22:55:20,725 INFO L158 Benchmark]: CDTParser took 11.78ms. Allocated memory is still 111.1MB. Free memory was 76.3MB in the beginning and 87.5MB in the end (delta: -11.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:55:20,725 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.18ms. Allocated memory is still 148.9MB. Free memory was 111.2MB in the beginning and 98.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:55:20,726 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.29ms. Allocated memory is still 148.9MB. Free memory was 98.6MB in the beginning and 97.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:55:20,727 INFO L158 Benchmark]: Boogie Preprocessor took 42.56ms. Allocated memory is still 148.9MB. Free memory was 97.1MB in the beginning and 95.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:55:20,728 INFO L158 Benchmark]: RCFGBuilder took 784.08ms. Allocated memory is still 148.9MB. Free memory was 95.0MB in the beginning and 68.8MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-24 22:55:20,731 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 11.78ms. Allocated memory is still 111.1MB. Free memory was 76.3MB in the beginning and 87.5MB in the end (delta: -11.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.18ms. Allocated memory is still 148.9MB. Free memory was 111.2MB in the beginning and 98.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.29ms. Allocated memory is still 148.9MB. Free memory was 98.6MB in the beginning and 97.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.56ms. Allocated memory is still 148.9MB. Free memory was 97.1MB in the beginning and 95.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 784.08ms. Allocated memory is still 148.9MB. Free memory was 95.0MB in the beginning and 68.8MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. 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: assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;~res1~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). 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: assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;~res1~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). 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 22:55:20,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/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_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/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_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/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_7ff088a5-bac1-442d-b3c0-ef2cb744851e/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 6d47c8696b49948f6f8f53dd9eda6f4e0281717fd9a29e264a19ded5493fa577 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:55:23,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:55:23,539 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:55:23,589 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:55:23,591 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:55:23,592 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:55:23,593 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:55:23,593 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:55:23,595 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:55:23,600 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:55:23,600 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:55:23,601 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:55:23,601 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:55:23,603 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:55:23,603 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:55:23,604 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:55:23,604 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:55:23,605 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:55:23,605 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:55:23,605 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:55:23,606 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:55:23,606 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:55:23,607 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:55:23,607 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:55:23,608 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:55:23,608 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:55:23,608 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:55:23,609 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:55:23,610 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:23,610 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:55:23,611 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:55:23,612 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:55:23,612 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:55:23,612 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:55:23,613 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:55:23,613 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:55:23,613 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:55:23,613 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_7ff088a5-bac1-442d-b3c0-ef2cb744851e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d47c8696b49948f6f8f53dd9eda6f4e0281717fd9a29e264a19ded5493fa577 [2023-11-24 22:55:24,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:55:24,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:55:24,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:55:24,102 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:55:24,102 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:55:24,104 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2023-11-24 22:55:27,284 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:55:27,596 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:55:27,597 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2023-11-24 22:55:27,605 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/data/8833d49ca/6f42a008eb344724a0e18df4f88cea20/FLAG6406cf18f [2023-11-24 22:55:27,627 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/data/8833d49ca/6f42a008eb344724a0e18df4f88cea20 [2023-11-24 22:55:27,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:55:27,635 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:55:27,639 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:27,640 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:55:27,644 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:55:27,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:27" (1/1) ... [2023-11-24 22:55:27,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ec9ec8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:27, skipping insertion in model container [2023-11-24 22:55:27,648 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:27" (1/1) ... [2023-11-24 22:55:27,681 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:55:27,906 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_7ff088a5-bac1-442d-b3c0-ef2cb744851e/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2638,2651] [2023-11-24 22:55:27,934 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:27,950 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 22:55:27,963 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:55:27,997 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_7ff088a5-bac1-442d-b3c0-ef2cb744851e/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2638,2651] [2023-11-24 22:55:28,002 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:28,012 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:55:28,050 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_7ff088a5-bac1-442d-b3c0-ef2cb744851e/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2638,2651] [2023-11-24 22:55:28,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:28,077 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:55:28,077 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:55:28,085 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:55:28,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:28 WrapperNode [2023-11-24 22:55:28,086 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:28,088 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:28,088 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:55:28,088 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:55:28,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:28" (1/1) ... [2023-11-24 22:55:28,121 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:28" (1/1) ... [2023-11-24 22:55:28,150 INFO L138 Inliner]: procedures = 27, calls = 52, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 73 [2023-11-24 22:55:28,150 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:28,151 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:55:28,151 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:55:28,151 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:55:28,161 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:28" (1/1) ... [2023-11-24 22:55:28,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:28" (1/1) ... [2023-11-24 22:55:28,182 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:28" (1/1) ... [2023-11-24 22:55:28,184 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:28" (1/1) ... [2023-11-24 22:55:28,194 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:28" (1/1) ... [2023-11-24 22:55:28,210 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:28" (1/1) ... [2023-11-24 22:55:28,212 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:28" (1/1) ... [2023-11-24 22:55:28,219 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:28" (1/1) ... [2023-11-24 22:55:28,223 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:55:28,224 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:55:28,224 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:55:28,224 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:55:28,225 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:28" (1/1) ... [2023-11-24 22:55:28,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:28,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:55:28,264 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:55:28,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:55:28,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:55:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:55:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:55:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-24 22:55:28,311 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-24 22:55:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:55:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:55:28,312 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:55:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:55:28,312 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:55:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:55:28,313 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:55:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:55:28,313 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:55:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-24 22:55:28,314 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-24 22:55:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:55:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:55:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:55:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:55:28,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:55:28,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:55:28,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:55:28,379 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:55:28,536 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:55:28,540 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:55:28,904 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:55:29,120 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: ~res1~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). 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 22:55:29,127 INFO L158 Benchmark]: Toolchain (without parser) took 1491.74ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 59.6MB in the beginning and 90.9MB in the end (delta: -31.3MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2023-11-24 22:55:29,128 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 59.7MB in the beginning and 59.6MB in the end (delta: 85.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:55:29,129 INFO L158 Benchmark]: CACSL2BoogieTranslator took 447.41ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 45.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:55:29,130 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.77ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 43.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:55:29,130 INFO L158 Benchmark]: Boogie Preprocessor took 72.12ms. Allocated memory is still 83.9MB. Free memory was 43.4MB in the beginning and 41.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:55:29,131 INFO L158 Benchmark]: RCFGBuilder took 901.79ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 41.3MB in the beginning and 90.9MB in the end (delta: -49.6MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2023-11-24 22:55:29,135 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 59.7MB in the beginning and 59.6MB in the end (delta: 85.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 447.41ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 45.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.77ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 43.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.12ms. Allocated memory is still 83.9MB. Free memory was 43.4MB in the beginning and 41.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 901.79ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 41.3MB in the beginning and 90.9MB in the end (delta: -49.6MB). Peak memory consumption was 11.8MB. 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: ~res1~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). 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: ~res1~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). 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 22:55:29,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff088a5-bac1-442d-b3c0-ef2cb744851e/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: ~res1~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). Is there illegal control flow (e.g. loops) within an atomic block?