./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/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_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC --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 632917bb2a5e88c193ba7761220e89039206b92cb89d98172ae8e9ad69d27ca8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:08:08,138 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:08:08,258 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:08:08,265 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:08:08,267 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:08:08,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:08:08,308 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:08:08,309 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:08:08,310 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:08:08,315 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:08:08,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:08:08,317 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:08:08,318 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:08:08,319 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:08:08,320 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:08:08,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:08:08,321 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:08:08,322 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:08:08,322 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:08:08,323 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:08:08,323 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:08:08,324 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:08:08,324 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:08:08,325 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:08:08,326 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:08:08,326 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:08:08,327 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:08:08,328 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:08:08,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:08,329 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:08:08,330 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:08:08,331 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:08:08,331 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:08:08,331 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:08:08,332 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:08:08,332 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_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 632917bb2a5e88c193ba7761220e89039206b92cb89d98172ae8e9ad69d27ca8 [2023-11-23 20:08:08,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:08:08,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:08:08,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:08:08,712 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:08:08,713 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:08:08,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2023-11-23 20:08:12,065 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:08:12,261 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:08:12,261 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2023-11-23 20:08:12,270 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/data/88e4b0b7e/b3cf4cc2542b4ce8a5b64acea607f02d/FLAG86d71fd1a [2023-11-23 20:08:12,283 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/data/88e4b0b7e/b3cf4cc2542b4ce8a5b64acea607f02d [2023-11-23 20:08:12,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:08:12,287 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:08:12,288 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:12,288 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:08:12,293 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:08:12,294 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:12" (1/1) ... [2023-11-23 20:08:12,295 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f62f584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:12, skipping insertion in model container [2023-11-23 20:08:12,295 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:12" (1/1) ... [2023-11-23 20:08:12,322 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:08:12,622 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:12,636 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:08:12,687 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:12,699 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:12,700 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:12,708 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:08:12,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:12 WrapperNode [2023-11-23 20:08:12,709 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:12,711 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:12,711 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:08:12,711 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:08:12,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:12" (1/1) ... [2023-11-23 20:08:12,746 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:12" (1/1) ... [2023-11-23 20:08:12,780 INFO L138 Inliner]: procedures = 26, calls = 58, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 96 [2023-11-23 20:08:12,781 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:12,782 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:08:12,782 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:08:12,783 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:08:12,792 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:12" (1/1) ... [2023-11-23 20:08:12,792 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:12" (1/1) ... [2023-11-23 20:08:12,807 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:12" (1/1) ... [2023-11-23 20:08:12,808 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:12" (1/1) ... [2023-11-23 20:08:12,822 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:12" (1/1) ... [2023-11-23 20:08:12,826 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:12" (1/1) ... [2023-11-23 20:08:12,839 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:12" (1/1) ... [2023-11-23 20:08:12,841 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:12" (1/1) ... [2023-11-23 20:08:12,844 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:08:12,845 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:08:12,845 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:08:12,846 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:08:12,847 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:12" (1/1) ... [2023-11-23 20:08:12,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:12,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:08:12,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:08:12,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:08:12,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:08:12,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:08:12,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:08:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-23 20:08:12,936 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-23 20:08:12,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:08:12,937 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:08:12,937 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:08:12,938 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:08:12,938 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:08:12,938 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:08:12,939 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:08:12,939 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:08:12,939 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:08:12,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:08:12,940 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-23 20:08:12,940 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-23 20:08:12,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:08:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:08:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:08:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:08:12,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:08:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:08:12,944 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:08:13,108 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:08:13,111 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:08:13,610 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:08:13,835 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) [2023-11-23 20:08:13,842 INFO L158 Benchmark]: Toolchain (without parser) took 1553.64ms. Allocated memory is still 146.8MB. Free memory was 103.1MB in the beginning and 115.3MB in the end (delta: -12.2MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. [2023-11-23 20:08:13,842 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 104.9MB. Free memory was 74.1MB in the beginning and 74.1MB in the end (delta: 24.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:08:13,844 INFO L158 Benchmark]: CACSL2BoogieTranslator took 421.45ms. Allocated memory is still 146.8MB. Free memory was 102.4MB in the beginning and 90.5MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:08:13,844 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.10ms. Allocated memory is still 146.8MB. Free memory was 90.5MB in the beginning and 88.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:08:13,845 INFO L158 Benchmark]: Boogie Preprocessor took 62.33ms. Allocated memory is still 146.8MB. Free memory was 88.4MB in the beginning and 86.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:08:13,846 INFO L158 Benchmark]: RCFGBuilder took 994.33ms. Allocated memory is still 146.8MB. Free memory was 86.9MB in the beginning and 115.3MB in the end (delta: -28.3MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. [2023-11-23 20:08:13,856 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 104.9MB. Free memory was 74.1MB in the beginning and 74.1MB in the end (delta: 24.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 421.45ms. Allocated memory is still 146.8MB. Free memory was 102.4MB in the beginning and 90.5MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.10ms. Allocated memory is still 146.8MB. Free memory was 90.5MB in the beginning and 88.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.33ms. Allocated memory is still 146.8MB. Free memory was 88.4MB in the beginning and 86.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 994.33ms. Allocated memory is still 146.8MB. Free memory was 86.9MB in the beginning and 115.3MB in the end (delta: -28.3MB). Peak memory consumption was 44.4MB. 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~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. [2023-11-23 20:08:13,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/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_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC --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 632917bb2a5e88c193ba7761220e89039206b92cb89d98172ae8e9ad69d27ca8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:08:16,744 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:08:16,885 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:08:16,937 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:08:16,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:08:16,939 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:08:16,940 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:08:16,940 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:08:16,942 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:08:16,946 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:08:16,947 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:08:16,947 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:08:16,948 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:08:16,950 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:08:16,950 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:08:16,950 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:08:16,951 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:08:16,951 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:08:16,952 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:08:16,953 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:08:16,953 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:08:16,954 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:08:16,954 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:08:16,954 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:08:16,955 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:08:16,955 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:08:16,956 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:08:16,956 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:08:16,956 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:08:16,957 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:08:16,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:16,958 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:08:16,959 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:08:16,959 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:08:16,959 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:08:16,960 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:08:16,960 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:08:16,960 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:08:16,960 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:08:16,961 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_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 632917bb2a5e88c193ba7761220e89039206b92cb89d98172ae8e9ad69d27ca8 [2023-11-23 20:08:17,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:08:17,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:08:17,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:08:17,419 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:08:17,419 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:08:17,421 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2023-11-23 20:08:20,773 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:08:21,055 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:08:21,056 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2023-11-23 20:08:21,066 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/data/a5bf8f881/ba19b49125b049b78743c4e70d65342e/FLAGdca85d108 [2023-11-23 20:08:21,082 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/data/a5bf8f881/ba19b49125b049b78743c4e70d65342e [2023-11-23 20:08:21,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:08:21,087 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:08:21,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:21,088 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:08:21,094 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:08:21,094 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:21" (1/1) ... [2023-11-23 20:08:21,095 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a89b0bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:21, skipping insertion in model container [2023-11-23 20:08:21,096 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:21" (1/1) ... [2023-11-23 20:08:21,124 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:08:21,352 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:21,366 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 20:08:21,373 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:08:21,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:21,445 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:08:21,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:21,528 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:21,529 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:21,537 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:08:21,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:21 WrapperNode [2023-11-23 20:08:21,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:21,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:21,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:08:21,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:08:21,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:21" (1/1) ... [2023-11-23 20:08:21,575 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:21" (1/1) ... [2023-11-23 20:08:21,600 INFO L138 Inliner]: procedures = 28, calls = 58, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 93 [2023-11-23 20:08:21,601 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:21,601 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:08:21,602 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:08:21,602 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:08:21,612 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:21" (1/1) ... [2023-11-23 20:08:21,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:21" (1/1) ... [2023-11-23 20:08:21,618 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:21" (1/1) ... [2023-11-23 20:08:21,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:21" (1/1) ... [2023-11-23 20:08:21,657 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:21" (1/1) ... [2023-11-23 20:08:21,663 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:21" (1/1) ... [2023-11-23 20:08:21,675 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:21" (1/1) ... [2023-11-23 20:08:21,678 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:21" (1/1) ... [2023-11-23 20:08:21,683 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:08:21,684 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:08:21,684 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:08:21,684 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:08:21,685 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:21" (1/1) ... [2023-11-23 20:08:21,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:21,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:08:21,730 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:08:21,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:08:21,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:08:21,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:08:21,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:08:21,783 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-23 20:08:21,783 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-23 20:08:21,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:08:21,784 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:08:21,784 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:08:21,784 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:08:21,784 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:08:21,784 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:08:21,786 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:08:21,787 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:08:21,787 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:08:21,787 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-23 20:08:21,788 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-23 20:08:21,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:08:21,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:08:21,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:08:21,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:08:21,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:08:21,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:08:21,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:08:21,792 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:08:21,939 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:08:21,942 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:08:22,478 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:08:22,756 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) [2023-11-23 20:08:22,763 INFO L158 Benchmark]: Toolchain (without parser) took 1675.27ms. Allocated memory is still 107.0MB. Free memory was 82.8MB in the beginning and 44.4MB in the end (delta: 38.4MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2023-11-23 20:08:22,763 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 71.3MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:08:22,764 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.16ms. Allocated memory is still 107.0MB. Free memory was 82.5MB in the beginning and 67.6MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:08:22,765 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.63ms. Allocated memory is still 107.0MB. Free memory was 67.6MB in the beginning and 65.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:08:22,766 INFO L158 Benchmark]: Boogie Preprocessor took 81.49ms. Allocated memory is still 107.0MB. Free memory was 65.8MB in the beginning and 63.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:08:22,767 INFO L158 Benchmark]: RCFGBuilder took 1076.90ms. Allocated memory is still 107.0MB. Free memory was 63.4MB in the beginning and 44.4MB in the end (delta: 19.0MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2023-11-23 20:08:22,771 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 71.3MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.16ms. Allocated memory is still 107.0MB. Free memory was 82.5MB in the beginning and 67.6MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.63ms. Allocated memory is still 107.0MB. Free memory was 67.6MB in the beginning and 65.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.49ms. Allocated memory is still 107.0MB. Free memory was 65.8MB in the beginning and 63.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1076.90ms. Allocated memory is still 107.0MB. Free memory was 63.4MB in the beginning and 44.4MB in the end (delta: 19.0MB). Peak memory consumption was 19.2MB. 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. [2023-11-23 20:08:22,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2303bf-2c40-4a3f-b907-4a56f2dcd578/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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?