./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-three-array-min.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_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/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_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9 --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 632917bb2a5e88c193ba7761220e89039206b92cb89d98172ae8e9ad69d27ca8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:31:55,883 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:31:55,944 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 00:31:55,948 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:31:55,948 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:31:55,968 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:31:55,969 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:31:55,969 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:31:55,970 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:31:55,970 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:31:55,971 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:31:55,971 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:31:55,972 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:31:55,972 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:31:55,973 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:31:55,973 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:31:55,974 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:31:55,974 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:31:55,975 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:31:55,975 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:31:55,976 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:31:55,977 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:31:55,977 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:31:55,978 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:31:55,978 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:31:55,978 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:31:55,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:31:55,979 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:31:55,980 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:31:55,980 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:31:55,980 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:31:55,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:31:55,981 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:31:55,982 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_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 632917bb2a5e88c193ba7761220e89039206b92cb89d98172ae8e9ad69d27ca8 [2023-12-03 00:31:56,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:31:56,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:31:56,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:31:56,208 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:31:56,208 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:31:56,209 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2023-12-03 00:31:58,977 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:31:59,144 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:31:59,144 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2023-12-03 00:31:59,152 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/data/05bdfa8b1/2e10b4139ba7464d98ab58c2f6fe39d9/FLAG347f27e69 [2023-12-03 00:31:59,165 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/data/05bdfa8b1/2e10b4139ba7464d98ab58c2f6fe39d9 [2023-12-03 00:31:59,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:31:59,169 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:31:59,170 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:31:59,170 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:31:59,174 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:31:59,174 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:31:59" (1/1) ... [2023-12-03 00:31:59,175 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69b922b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:31:59, skipping insertion in model container [2023-12-03 00:31:59,175 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:31:59" (1/1) ... [2023-12-03 00:31:59,198 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:31:59,350 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_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2854,2867] [2023-12-03 00:31:59,361 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:31:59,371 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:31:59,396 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_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2854,2867] [2023-12-03 00:31:59,401 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:31:59,409 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:31:59,409 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:31:59,415 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:31:59,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:31:59 WrapperNode [2023-12-03 00:31:59,415 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:31:59,416 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:31:59,416 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:31:59,417 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:31:59,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:31:59" (1/1) ... [2023-12-03 00:31:59,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:31:59" (1/1) ... [2023-12-03 00:31:59,454 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 94 [2023-12-03 00:31:59,454 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:31:59,455 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:31:59,455 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:31:59,455 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:31:59,463 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:31:59" (1/1) ... [2023-12-03 00:31:59,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:31:59" (1/1) ... [2023-12-03 00:31:59,467 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:31:59" (1/1) ... [2023-12-03 00:31:59,467 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:31:59" (1/1) ... [2023-12-03 00:31:59,477 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:31:59" (1/1) ... [2023-12-03 00:31:59,482 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:31:59" (1/1) ... [2023-12-03 00:31:59,484 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:31:59" (1/1) ... [2023-12-03 00:31:59,486 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:31:59" (1/1) ... [2023-12-03 00:31:59,490 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:31:59,491 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:31:59,491 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:31:59,491 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:31:59,492 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:31:59" (1/1) ... [2023-12-03 00:31:59,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:31:59,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:31:59,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:31:59,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:31:59,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:31:59,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:31:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 00:31:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-12-03 00:31:59,572 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-12-03 00:31:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 00:31:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 00:31:59,572 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 00:31:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 00:31:59,573 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 00:31:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 00:31:59,573 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 00:31:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 00:31:59,573 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 00:31:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:31:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-12-03 00:31:59,574 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-12-03 00:31:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 00:31:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 00:31:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 00:31:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:31:59,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:31:59,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:31:59,576 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 00:31:59,694 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:31:59,696 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:31:59,954 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:32:00,063 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem7 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~1, 4);call #t~mem8 := read~int(~B~0.base, ~B~0.offset + 4 * ~i~1, 4);). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 00:32:00,066 INFO L158 Benchmark]: Toolchain (without parser) took 897.33ms. Allocated memory is still 163.6MB. Free memory was 127.4MB in the beginning and 126.4MB in the end (delta: 952.6kB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2023-12-03 00:32:00,067 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:32:00,067 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.92ms. Allocated memory is still 163.6MB. Free memory was 127.0MB in the beginning and 114.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 00:32:00,068 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.03ms. Allocated memory is still 163.6MB. Free memory was 114.4MB in the beginning and 112.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:32:00,068 INFO L158 Benchmark]: Boogie Preprocessor took 34.80ms. Allocated memory is still 163.6MB. Free memory was 112.7MB in the beginning and 111.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:32:00,069 INFO L158 Benchmark]: RCFGBuilder took 574.80ms. Allocated memory is still 163.6MB. Free memory was 111.1MB in the beginning and 126.4MB in the end (delta: -15.4MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-12-03 00:32:00,071 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.92ms. Allocated memory is still 163.6MB. Free memory was 127.0MB in the beginning and 114.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.03ms. Allocated memory is still 163.6MB. Free memory was 114.4MB in the beginning and 112.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.80ms. Allocated memory is still 163.6MB. Free memory was 112.7MB in the beginning and 111.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 574.80ms. Allocated memory is still 163.6MB. Free memory was 111.1MB in the beginning and 126.4MB in the end (delta: -15.4MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem7 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~1, 4);call #t~mem8 := read~int(~B~0.base, ~B~0.offset + 4 * ~i~1, 4);). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem7 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~1, 4);call #t~mem8 := read~int(~B~0.base, ~B~0.offset + 4 * ~i~1, 4);). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:32:00,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/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_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9 --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 632917bb2a5e88c193ba7761220e89039206b92cb89d98172ae8e9ad69d27ca8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:32:02,002 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:32:02,075 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 00:32:02,104 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:32:02,104 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:32:02,105 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:32:02,106 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:32:02,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:32:02,107 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:32:02,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:32:02,108 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:32:02,109 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:32:02,109 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:32:02,109 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:32:02,110 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:32:02,111 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:32:02,111 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:32:02,112 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:32:02,112 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:32:02,113 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:32:02,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:32:02,114 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:32:02,114 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:32:02,114 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:32:02,115 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:32:02,115 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:32:02,116 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:32:02,117 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:32:02,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:32:02,117 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:32:02,118 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:32:02,118 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:32:02,119 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:32:02,119 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:32:02,119 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:32:02,119 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:32:02,120 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:32:02,120 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_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 632917bb2a5e88c193ba7761220e89039206b92cb89d98172ae8e9ad69d27ca8 [2023-12-03 00:32:02,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:32:02,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:32:02,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:32:02,426 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:32:02,427 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:32:02,428 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2023-12-03 00:32:05,207 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:32:05,409 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:32:05,410 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2023-12-03 00:32:05,417 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/data/993862123/7b92034b891f48bd97de959a7b760ffb/FLAG659ed1c9e [2023-12-03 00:32:05,429 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/data/993862123/7b92034b891f48bd97de959a7b760ffb [2023-12-03 00:32:05,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:32:05,432 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:32:05,434 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:32:05,434 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:32:05,438 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:32:05,438 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:32:05" (1/1) ... [2023-12-03 00:32:05,439 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19fb47ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:05, skipping insertion in model container [2023-12-03 00:32:05,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:32:05" (1/1) ... [2023-12-03 00:32:05,462 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:32:05,622 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_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2854,2867] [2023-12-03 00:32:05,634 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:32:05,646 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 00:32:05,651 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:32:05,671 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_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2854,2867] [2023-12-03 00:32:05,677 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:32:05,685 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:32:05,709 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_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2854,2867] [2023-12-03 00:32:05,715 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:32:05,726 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:32:05,726 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:32:05,732 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:32:05,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:05 WrapperNode [2023-12-03 00:32:05,732 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:32:05,733 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:32:05,734 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:32:05,734 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:32:05,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:05" (1/1) ... [2023-12-03 00:32:05,751 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:05" (1/1) ... [2023-12-03 00:32:05,772 INFO L138 Inliner]: procedures = 28, calls = 57, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2023-12-03 00:32:05,772 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:32:05,773 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:32:05,773 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:32:05,773 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:32:05,780 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:05" (1/1) ... [2023-12-03 00:32:05,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:05" (1/1) ... [2023-12-03 00:32:05,786 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:05" (1/1) ... [2023-12-03 00:32:05,786 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:05" (1/1) ... [2023-12-03 00:32:05,799 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:05" (1/1) ... [2023-12-03 00:32:05,803 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:05" (1/1) ... [2023-12-03 00:32:05,806 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:05" (1/1) ... [2023-12-03 00:32:05,808 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:05" (1/1) ... [2023-12-03 00:32:05,812 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:32:05,813 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:32:05,813 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:32:05,813 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:32:05,814 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:05" (1/1) ... [2023-12-03 00:32:05,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:32:05,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:32:05,843 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:32:05,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:32:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:32:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:32:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:32:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-12-03 00:32:05,928 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-12-03 00:32:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 00:32:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 00:32:05,929 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 00:32:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 00:32:05,929 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 00:32:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 00:32:05,929 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 00:32:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 00:32:05,929 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 00:32:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-12-03 00:32:05,930 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-12-03 00:32:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 00:32:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 00:32:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 00:32:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:32:05,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:32:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:32:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 00:32:05,933 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 00:32:06,046 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:32:06,048 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:32:06,409 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:32:06,534 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem7 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);call #t~mem8 := read~intINTTYPE4(~B~0.base, ~bvadd~32(~B~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 00:32:06,538 INFO L158 Benchmark]: Toolchain (without parser) took 1104.56ms. Allocated memory is still 96.5MB. Free memory was 72.5MB in the beginning and 72.7MB in the end (delta: -130.4kB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2023-12-03 00:32:06,538 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 65.0MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:32:06,539 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.86ms. Allocated memory is still 96.5MB. Free memory was 72.3MB in the beginning and 57.4MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 00:32:06,539 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.98ms. Allocated memory is still 96.5MB. Free memory was 57.4MB in the beginning and 55.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:32:06,540 INFO L158 Benchmark]: Boogie Preprocessor took 39.30ms. Allocated memory is still 96.5MB. Free memory was 55.5MB in the beginning and 53.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:32:06,541 INFO L158 Benchmark]: RCFGBuilder took 723.24ms. Allocated memory is still 96.5MB. Free memory was 53.4MB in the beginning and 72.7MB in the end (delta: -19.2MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2023-12-03 00:32:06,543 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 65.0MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.86ms. Allocated memory is still 96.5MB. Free memory was 72.3MB in the beginning and 57.4MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.98ms. Allocated memory is still 96.5MB. Free memory was 57.4MB in the beginning and 55.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.30ms. Allocated memory is still 96.5MB. Free memory was 55.5MB in the beginning and 53.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 723.24ms. Allocated memory is still 96.5MB. Free memory was 53.4MB in the beginning and 72.7MB in the end (delta: -19.2MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem7 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);call #t~mem8 := read~intINTTYPE4(~B~0.base, ~bvadd~32(~B~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem7 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);call #t~mem8 := read~intINTTYPE4(~B~0.base, ~bvadd~32(~B~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:32:06,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec86e1c0-d3cc-40a8-a0fa-49e88c56949d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem7 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);call #t~mem8 := read~intINTTYPE4(~B~0.base, ~bvadd~32(~B~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);). Is there illegal control flow (e.g. loops) within an atomic block?