./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2d41b1dc1d5d7eec1f1fd4e3cbbef0194aa2dded6486a15b383e9bb8fe1468a3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:45:50,670 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:45:50,738 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 00:45:50,743 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:45:50,744 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:45:50,766 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:45:50,767 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:45:50,767 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:45:50,768 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:45:50,768 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:45:50,769 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:45:50,770 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:45:50,770 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:45:50,771 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:45:50,771 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:45:50,772 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:45:50,772 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:45:50,773 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:45:50,773 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:45:50,774 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:45:50,774 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:45:50,775 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:45:50,780 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:45:50,781 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:45:50,781 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:45:50,782 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:45:50,782 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:45:50,782 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:45:50,783 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:45:50,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:45:50,784 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:45:50,784 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:45:50,784 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:45:50,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:45:50,785 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:45:50,785 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_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d41b1dc1d5d7eec1f1fd4e3cbbef0194aa2dded6486a15b383e9bb8fe1468a3 [2023-12-03 00:45:51,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:45:51,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:45:51,035 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:45:51,036 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:45:51,037 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:45:51,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2023-12-03 00:45:53,796 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:45:53,964 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:45:53,964 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2023-12-03 00:45:53,972 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/data/361de568e/5116ce2cf6194ef3adf1b47a9f3532f1/FLAGe13a91e1e [2023-12-03 00:45:53,985 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/data/361de568e/5116ce2cf6194ef3adf1b47a9f3532f1 [2023-12-03 00:45:53,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:45:53,988 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:45:53,989 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:45:53,990 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:45:53,993 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:45:53,994 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:45:53" (1/1) ... [2023-12-03 00:45:53,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a7607a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:53, skipping insertion in model container [2023-12-03 00:45:53,996 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:45:53" (1/1) ... [2023-12-03 00:45:54,026 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:45:54,233 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:45:54,242 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:45:54,273 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:45:54,282 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:45:54,282 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:45:54,288 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:45:54,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:54 WrapperNode [2023-12-03 00:45:54,289 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:45:54,290 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:45:54,290 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:45:54,290 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:45:54,295 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:54" (1/1) ... [2023-12-03 00:45:54,304 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:54" (1/1) ... [2023-12-03 00:45:54,329 INFO L138 Inliner]: procedures = 27, calls = 74, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 112 [2023-12-03 00:45:54,329 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:45:54,330 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:45:54,330 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:45:54,330 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:45:54,337 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:54" (1/1) ... [2023-12-03 00:45:54,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:54" (1/1) ... [2023-12-03 00:45:54,341 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:54" (1/1) ... [2023-12-03 00:45:54,341 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:54" (1/1) ... [2023-12-03 00:45:54,352 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:54" (1/1) ... [2023-12-03 00:45:54,356 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:54" (1/1) ... [2023-12-03 00:45:54,359 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:54" (1/1) ... [2023-12-03 00:45:54,361 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:54" (1/1) ... [2023-12-03 00:45:54,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:45:54,366 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:45:54,366 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:45:54,366 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:45:54,367 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:54" (1/1) ... [2023-12-03 00:45:54,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:45:54,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:45:54,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:45:54,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:45:54,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:45:54,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:45:54,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 00:45:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 00:45:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 00:45:54,427 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 00:45:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 00:45:54,427 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 00:45:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 00:45:54,427 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 00:45:54,428 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 00:45:54,428 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 00:45:54,428 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 00:45:54,428 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 00:45:54,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:45:54,428 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-12-03 00:45:54,428 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-12-03 00:45:54,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 00:45:54,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 00:45:54,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 00:45:54,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:45:54,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:45:54,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:45:54,431 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 00:45:54,535 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:45:54,538 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:45:54,873 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:45:55,022 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post2 := ~i_3~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~i_3~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~X_0~0.base, ~X_0~0.offset + 4 * ~i_3~0, 4);~t_4~0 := #t~mem3;havoc #t~mem3;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 00:45:55,028 INFO L158 Benchmark]: Toolchain (without parser) took 1038.45ms. Allocated memory is still 151.0MB. Free memory was 110.0MB in the beginning and 70.5MB in the end (delta: 39.5MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2023-12-03 00:45:55,028 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 107.0MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:45:55,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.48ms. Allocated memory is still 151.0MB. Free memory was 110.0MB in the beginning and 114.6MB in the end (delta: -4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 00:45:55,030 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.57ms. Allocated memory is still 151.0MB. Free memory was 114.6MB in the beginning and 113.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:45:55,031 INFO L158 Benchmark]: Boogie Preprocessor took 35.15ms. Allocated memory is still 151.0MB. Free memory was 113.0MB in the beginning and 111.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:45:55,031 INFO L158 Benchmark]: RCFGBuilder took 660.31ms. Allocated memory is still 151.0MB. Free memory was 111.0MB in the beginning and 70.5MB in the end (delta: 40.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-12-03 00:45:55,034 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 107.0MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.48ms. Allocated memory is still 151.0MB. Free memory was 110.0MB in the beginning and 114.6MB in the end (delta: -4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.57ms. Allocated memory is still 151.0MB. Free memory was 114.6MB in the beginning and 113.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.15ms. Allocated memory is still 151.0MB. Free memory was 113.0MB in the beginning and 111.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 660.31ms. Allocated memory is still 151.0MB. Free memory was 111.0MB in the beginning and 70.5MB in the end (delta: 40.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post2 := ~i_3~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~i_3~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~X_0~0.base, ~X_0~0.offset + 4 * ~i_3~0, 4);~t_4~0 := #t~mem3;havoc #t~mem3;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post2 := ~i_3~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~i_3~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~X_0~0.base, ~X_0~0.offset + 4 * ~i_3~0, 4);~t_4~0 := #t~mem3;havoc #t~mem3;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:45:55,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2d41b1dc1d5d7eec1f1fd4e3cbbef0194aa2dded6486a15b383e9bb8fe1468a3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:45:56,953 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:45:57,040 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 00:45:57,073 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:45:57,074 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:45:57,075 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:45:57,076 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:45:57,076 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:45:57,077 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:45:57,077 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:45:57,078 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:45:57,078 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:45:57,079 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:45:57,079 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:45:57,080 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:45:57,080 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:45:57,081 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:45:57,082 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:45:57,082 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:45:57,083 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:45:57,083 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:45:57,089 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:45:57,089 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:45:57,089 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:45:57,090 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:45:57,090 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:45:57,091 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:45:57,091 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:45:57,091 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:45:57,092 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:45:57,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:45:57,093 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:45:57,093 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:45:57,093 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:45:57,093 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:45:57,094 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:45:57,094 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:45:57,094 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:45:57,094 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:45:57,095 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_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d41b1dc1d5d7eec1f1fd4e3cbbef0194aa2dded6486a15b383e9bb8fe1468a3 [2023-12-03 00:45:57,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:45:57,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:45:57,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:45:57,398 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:45:57,399 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:45:57,400 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2023-12-03 00:46:00,216 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:46:00,403 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:46:00,403 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2023-12-03 00:46:00,412 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/data/a1f06a92e/c7417de197b24c1b8776597ca96abdbd/FLAGd303f4394 [2023-12-03 00:46:00,427 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/data/a1f06a92e/c7417de197b24c1b8776597ca96abdbd [2023-12-03 00:46:00,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:46:00,431 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:46:00,433 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:46:00,433 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:46:00,437 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:46:00,438 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:46:00" (1/1) ... [2023-12-03 00:46:00,439 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72930be2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:46:00, skipping insertion in model container [2023-12-03 00:46:00,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:46:00" (1/1) ... [2023-12-03 00:46:00,469 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:46:00,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:46:00,697 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 00:46:00,704 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:46:00,730 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:46:00,735 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:46:00,768 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:46:00,779 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:46:00,779 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:46:00,788 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:46:00,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:46:00 WrapperNode [2023-12-03 00:46:00,788 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:46:00,790 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:46:00,790 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:46:00,790 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:46:00,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:46:00" (1/1) ... [2023-12-03 00:46:00,812 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:46:00" (1/1) ... [2023-12-03 00:46:00,836 INFO L138 Inliner]: procedures = 29, calls = 74, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2023-12-03 00:46:00,837 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:46:00,838 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:46:00,838 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:46:00,838 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:46:00,848 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:46:00" (1/1) ... [2023-12-03 00:46:00,849 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:46:00" (1/1) ... [2023-12-03 00:46:00,854 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:46:00" (1/1) ... [2023-12-03 00:46:00,855 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:46:00" (1/1) ... [2023-12-03 00:46:00,867 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:46:00" (1/1) ... [2023-12-03 00:46:00,871 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:46:00" (1/1) ... [2023-12-03 00:46:00,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:46:00" (1/1) ... [2023-12-03 00:46:00,876 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:46:00" (1/1) ... [2023-12-03 00:46:00,881 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:46:00,882 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:46:00,882 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:46:00,882 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:46:00,883 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:46:00" (1/1) ... [2023-12-03 00:46:00,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:46:00,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:46:00,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:46:00,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:46:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:46:00,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:46:00,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:46:00,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 00:46:00,950 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 00:46:00,950 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 00:46:00,950 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 00:46:00,951 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 00:46:00,951 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 00:46:00,951 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 00:46:00,951 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 00:46:00,951 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 00:46:00,952 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 00:46:00,952 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 00:46:00,952 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-12-03 00:46:00,952 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-12-03 00:46:00,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 00:46:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 00:46:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 00:46:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:46:00,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:46:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:46:00,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 00:46:00,955 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 00:46:01,114 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:46:01,116 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:46:01,553 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:46:01,721 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post2 := ~i_3~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)), 2147483647bv33);~i_3~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~X_0~0.base, ~bvadd~32(~X_0~0.offset, ~bvmul~32(4bv32, ~i_3~0)), 4bv32);~t_4~0 := #t~mem3;havoc #t~mem3;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 00:46:01,725 INFO L158 Benchmark]: Toolchain (without parser) took 1293.04ms. Allocated memory is still 98.6MB. Free memory was 74.8MB in the beginning and 74.5MB in the end (delta: 251.0kB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2023-12-03 00:46:01,725 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 60.8MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:46:01,726 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.94ms. Allocated memory is still 98.6MB. Free memory was 74.5MB in the beginning and 59.5MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 00:46:01,727 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.46ms. Allocated memory is still 98.6MB. Free memory was 59.5MB in the beginning and 57.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:46:01,727 INFO L158 Benchmark]: Boogie Preprocessor took 43.31ms. Allocated memory is still 98.6MB. Free memory was 57.4MB in the beginning and 55.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:46:01,728 INFO L158 Benchmark]: RCFGBuilder took 841.83ms. Allocated memory is still 98.6MB. Free memory was 55.4MB in the beginning and 74.5MB in the end (delta: -19.2MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2023-12-03 00:46:01,730 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 60.8MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.94ms. Allocated memory is still 98.6MB. Free memory was 74.5MB in the beginning and 59.5MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.46ms. Allocated memory is still 98.6MB. Free memory was 59.5MB in the beginning and 57.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.31ms. Allocated memory is still 98.6MB. Free memory was 57.4MB in the beginning and 55.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 841.83ms. Allocated memory is still 98.6MB. Free memory was 55.4MB in the beginning and 74.5MB in the end (delta: -19.2MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post2 := ~i_3~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)), 2147483647bv33);~i_3~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~X_0~0.base, ~bvadd~32(~X_0~0.offset, ~bvmul~32(4bv32, ~i_3~0)), 4bv32);~t_4~0 := #t~mem3;havoc #t~mem3;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post2 := ~i_3~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)), 2147483647bv33);~i_3~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~X_0~0.base, ~bvadd~32(~X_0~0.offset, ~bvmul~32(4bv32, ~i_3~0)), 4bv32);~t_4~0 := #t~mem3;havoc #t~mem3;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:46:01,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085bffb-663a-4cc6-a656-8d15b7ec3ea7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post2 := ~i_3~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)), 2147483647bv33);~i_3~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~X_0~0.base, ~bvadd~32(~X_0~0.offset, ~bvmul~32(4bv32, ~i_3~0)), 4bv32);~t_4~0 := #t~mem3;havoc #t~mem3;). Is there illegal control flow (e.g. loops) within an atomic block?