./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2 --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 aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:39:06,999 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:39:07,117 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:39:07,126 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:39:07,127 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:39:07,167 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:39:07,168 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:39:07,168 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:39:07,169 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:39:07,174 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:39:07,175 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:39:07,176 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:39:07,176 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:39:07,178 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:39:07,178 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:39:07,179 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:39:07,179 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:39:07,180 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:39:07,180 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:39:07,180 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:39:07,181 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:39:07,181 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:39:07,182 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:39:07,182 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:39:07,183 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:39:07,184 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:39:07,184 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:39:07,184 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:39:07,185 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:07,185 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:39:07,186 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:39:07,187 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:39:07,187 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:39:07,187 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:39:07,187 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:39:07,188 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_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 [2023-11-21 18:39:07,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:39:07,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:39:07,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:39:07,564 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:39:07,564 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:39:07,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-21 18:39:10,664 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:39:10,874 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:39:10,875 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-21 18:39:10,884 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/data/45745bc52/b9dbac63d0e649c9b9b1283efbeda45b/FLAGb52b5ca56 [2023-11-21 18:39:10,899 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/data/45745bc52/b9dbac63d0e649c9b9b1283efbeda45b [2023-11-21 18:39:10,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:39:10,904 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:39:10,905 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:10,905 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:39:10,910 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:39:10,911 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:10" (1/1) ... [2023-11-21 18:39:10,912 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11a05894 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:10, skipping insertion in model container [2023-11-21 18:39:10,913 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:10" (1/1) ... [2023-11-21 18:39:10,956 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:39:11,226 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:11,247 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:39:11,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:11,335 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:11,335 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:11,346 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:39:11,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11 WrapperNode [2023-11-21 18:39:11,346 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:11,347 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:11,348 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:39:11,348 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:39:11,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,365 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,395 INFO L138 Inliner]: procedures = 29, calls = 89, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 134 [2023-11-21 18:39:11,396 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:11,397 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:39:11,397 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:39:11,397 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:39:11,407 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,413 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,414 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,428 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,450 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,453 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,455 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,464 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:39:11,465 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:39:11,479 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:39:11,479 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:39:11,480 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:11,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:39:11,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:39:11,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:39:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:39:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:39:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:39:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:39:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:39:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:39:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:39:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:39:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:39:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:39:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-21 18:39:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-21 18:39:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:39:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:39:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:39:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-21 18:39:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-21 18:39:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-21 18:39:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-21 18:39:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-21 18:39:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-21 18:39:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:39:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:39:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:39:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:39:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:39:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:39:11,569 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:39:11,751 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:39:11,754 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:39:12,390 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:39:12,606 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). 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:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:295) 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) [2023-11-21 18:39:12,619 INFO L158 Benchmark]: Toolchain (without parser) took 1713.92ms. Allocated memory was 144.7MB in the beginning and 197.1MB in the end (delta: 52.4MB). Free memory was 100.2MB in the beginning and 134.9MB in the end (delta: -34.7MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2023-11-21 18:39:12,619 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 144.7MB. Free memory was 91.0MB in the beginning and 90.8MB in the end (delta: 151.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:39:12,620 INFO L158 Benchmark]: CACSL2BoogieTranslator took 441.43ms. Allocated memory is still 144.7MB. Free memory was 100.2MB in the beginning and 87.0MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:39:12,621 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.72ms. Allocated memory is still 144.7MB. Free memory was 87.0MB in the beginning and 84.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:12,622 INFO L158 Benchmark]: Boogie Preprocessor took 67.91ms. Allocated memory is still 144.7MB. Free memory was 84.9MB in the beginning and 82.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:12,623 INFO L158 Benchmark]: RCFGBuilder took 1151.35ms. Allocated memory was 144.7MB in the beginning and 197.1MB in the end (delta: 52.4MB). Free memory was 82.9MB in the beginning and 134.9MB in the end (delta: -52.0MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2023-11-21 18:39:12,626 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 144.7MB. Free memory was 91.0MB in the beginning and 90.8MB in the end (delta: 151.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 441.43ms. Allocated memory is still 144.7MB. Free memory was 100.2MB in the beginning and 87.0MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.72ms. Allocated memory is still 144.7MB. Free memory was 87.0MB in the beginning and 84.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.91ms. Allocated memory is still 144.7MB. Free memory was 84.9MB in the beginning and 82.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1151.35ms. Allocated memory was 144.7MB in the beginning and 197.1MB in the end (delta: 52.4MB). Free memory was 82.9MB in the beginning and 134.9MB in the end (delta: -52.0MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). 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:332) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:39:12,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2 --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 aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:39:15,442 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:39:15,579 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:39:15,630 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:39:15,632 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:39:15,633 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:39:15,633 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:39:15,634 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:39:15,635 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:39:15,640 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:39:15,641 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:39:15,641 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:39:15,642 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:39:15,644 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:39:15,644 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:39:15,644 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:39:15,645 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:39:15,645 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:39:15,646 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:39:15,647 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:39:15,647 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:39:15,648 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:39:15,648 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:39:15,649 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:39:15,649 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:39:15,650 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:39:15,650 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:39:15,650 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:15,651 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:39:15,651 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:39:15,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:15,653 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:39:15,653 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:39:15,653 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:39:15,654 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:39:15,654 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:15,654 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:39:15,654 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:39:15,655 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:39:15,656 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_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 [2023-11-21 18:39:16,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:39:16,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:39:16,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:39:16,119 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:39:16,119 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:39:16,121 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-21 18:39:19,455 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:39:19,710 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:39:19,711 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-21 18:39:19,720 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/data/e42831fc4/017b168ed19d446eb0262eed066b2c6a/FLAG067fa0792 [2023-11-21 18:39:19,738 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/data/e42831fc4/017b168ed19d446eb0262eed066b2c6a [2023-11-21 18:39:19,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:39:19,747 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:39:19,750 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:19,750 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:39:19,756 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:39:19,757 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:19" (1/1) ... [2023-11-21 18:39:19,758 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e406a1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:19, skipping insertion in model container [2023-11-21 18:39:19,758 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:19" (1/1) ... [2023-11-21 18:39:19,809 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:39:20,103 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:20,121 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 18:39:20,132 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:39:20,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:20,205 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:39:20,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:20,291 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:20,292 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:20,301 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:39:20,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:20 WrapperNode [2023-11-21 18:39:20,301 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:20,303 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:20,303 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:39:20,304 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:39:20,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:20" (1/1) ... [2023-11-21 18:39:20,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:20" (1/1) ... [2023-11-21 18:39:20,380 INFO L138 Inliner]: procedures = 31, calls = 89, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 121 [2023-11-21 18:39:20,381 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:20,382 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:39:20,382 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:39:20,382 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:39:20,393 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:20" (1/1) ... [2023-11-21 18:39:20,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:20" (1/1) ... [2023-11-21 18:39:20,417 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:20" (1/1) ... [2023-11-21 18:39:20,418 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:20" (1/1) ... [2023-11-21 18:39:20,438 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:20" (1/1) ... [2023-11-21 18:39:20,460 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:20" (1/1) ... [2023-11-21 18:39:20,463 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:20" (1/1) ... [2023-11-21 18:39:20,466 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:20" (1/1) ... [2023-11-21 18:39:20,475 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:39:20,480 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:39:20,480 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:39:20,481 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:39:20,481 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:20" (1/1) ... [2023-11-21 18:39:20,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:20,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:39:20,517 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:39:20,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:39:20,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:39:20,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:39:20,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:39:20,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:39:20,626 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:39:20,626 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:39:20,626 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:39:20,626 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:39:20,627 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:39:20,627 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:39:20,627 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-21 18:39:20,629 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-21 18:39:20,629 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:39:20,630 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:39:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-21 18:39:20,630 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-21 18:39:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-21 18:39:20,630 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-21 18:39:20,631 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-21 18:39:20,631 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-21 18:39:20,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:39:20,632 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:39:20,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:39:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:39:20,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:39:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:39:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:39:20,635 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:39:20,854 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:39:20,856 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:39:21,447 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:39:21,695 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x1~0 := #t~ret15;havoc #t~ret15;). 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:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:295) 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) [2023-11-21 18:39:21,700 INFO L158 Benchmark]: Toolchain (without parser) took 1952.28ms. Allocated memory is still 96.5MB. Free memory was 72.5MB in the beginning and 60.8MB in the end (delta: 11.7MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2023-11-21 18:39:21,700 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 65.0MB. Free memory was 40.7MB in the beginning and 40.6MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:39:21,701 INFO L158 Benchmark]: CACSL2BoogieTranslator took 552.08ms. Allocated memory is still 96.5MB. Free memory was 72.2MB in the beginning and 56.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 18:39:21,702 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.01ms. Allocated memory is still 96.5MB. Free memory was 56.2MB in the beginning and 54.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:21,702 INFO L158 Benchmark]: Boogie Preprocessor took 97.62ms. Allocated memory is still 96.5MB. Free memory was 54.1MB in the beginning and 51.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:21,703 INFO L158 Benchmark]: RCFGBuilder took 1217.81ms. Allocated memory is still 96.5MB. Free memory was 51.7MB in the beginning and 60.8MB in the end (delta: -9.1MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2023-11-21 18:39:21,706 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 65.0MB. Free memory was 40.7MB in the beginning and 40.6MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 552.08ms. Allocated memory is still 96.5MB. Free memory was 72.2MB in the beginning and 56.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.01ms. Allocated memory is still 96.5MB. Free memory was 56.2MB in the beginning and 54.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.62ms. Allocated memory is still 96.5MB. Free memory was 54.1MB in the beginning and 51.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1217.81ms. Allocated memory is still 96.5MB. Free memory was 51.7MB in the beginning and 60.8MB in the end (delta: -9.1MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x1~0 := #t~ret15;havoc #t~ret15;). 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:332) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:39:21,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe430e2d-e058-4d95-910b-ab41a56eb60b/bin/ukojak-verify-i0I2FZA1j2/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 end of atomic block: ~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block?