./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-5.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_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/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_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/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_95992b29-99d3-47a2-b851-f3d66477771d/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 103efe8931e099ca6c2446ad32c4c46818a6d213fc850bc42032bda38d601e6f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:31:43,295 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:31:43,362 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:31:43,367 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:31:43,368 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:31:43,409 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:31:43,411 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:31:43,412 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:31:43,413 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:31:43,418 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:31:43,419 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:31:43,419 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:31:43,420 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:31:43,421 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:31:43,422 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:31:43,422 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:31:43,423 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:31:43,423 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:31:43,423 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:31:43,424 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:31:43,424 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:31:43,425 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:31:43,425 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:31:43,426 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:31:43,427 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:31:43,427 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:31:43,427 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:31:43,428 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:31:43,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:43,429 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:31:43,430 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:31:43,430 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:31:43,431 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:31:43,431 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:31:43,431 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:31:43,431 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_95992b29-99d3-47a2-b851-f3d66477771d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 103efe8931e099ca6c2446ad32c4c46818a6d213fc850bc42032bda38d601e6f [2023-11-21 18:31:43,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:31:43,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:31:43,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:31:43,764 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:31:43,767 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:31:43,769 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2023-11-21 18:31:46,827 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:31:47,078 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:31:47,079 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2023-11-21 18:31:47,091 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/data/6257bbb4b/2fbab0da28ed4f648dabefac02ab3892/FLAGed6df2f2d [2023-11-21 18:31:47,110 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/data/6257bbb4b/2fbab0da28ed4f648dabefac02ab3892 [2023-11-21 18:31:47,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:31:47,119 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:31:47,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:47,125 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:31:47,132 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:31:47,135 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:47" (1/1) ... [2023-11-21 18:31:47,136 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c061b9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:47, skipping insertion in model container [2023-11-21 18:31:47,137 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:47" (1/1) ... [2023-11-21 18:31:47,173 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:31:47,521 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:47,537 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:31:47,580 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:47,594 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:47,594 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:47,602 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:31:47,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:47 WrapperNode [2023-11-21 18:31:47,603 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:47,605 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:47,605 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:31:47,605 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:31:47,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:47" (1/1) ... [2023-11-21 18:31:47,635 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:47" (1/1) ... [2023-11-21 18:31:47,658 INFO L138 Inliner]: procedures = 22, calls = 46, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2023-11-21 18:31:47,663 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:47,664 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:31:47,664 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:31:47,664 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:31:47,672 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:47" (1/1) ... [2023-11-21 18:31:47,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:47" (1/1) ... [2023-11-21 18:31:47,675 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:47" (1/1) ... [2023-11-21 18:31:47,676 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:47" (1/1) ... [2023-11-21 18:31:47,683 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:47" (1/1) ... [2023-11-21 18:31:47,687 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:47" (1/1) ... [2023-11-21 18:31:47,689 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:47" (1/1) ... [2023-11-21 18:31:47,690 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:47" (1/1) ... [2023-11-21 18:31:47,693 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:31:47,694 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:31:47,694 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:31:47,694 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:31:47,695 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:47" (1/1) ... [2023-11-21 18:31:47,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:47,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:31:47,730 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:31:47,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:31:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:31:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:31:47,766 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:31:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:31:47,766 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:31:47,767 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:31:47,767 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:31:47,767 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:31:47,767 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:31:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:31:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:31:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:31:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:31:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:31:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:31:47,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:31:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:31:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:31:47,772 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 18:31:47,890 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:31:47,892 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:31:48,229 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:31:48,466 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: ). 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:355) 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 18:31:48,475 INFO L158 Benchmark]: Toolchain (without parser) took 1355.36ms. Allocated memory is still 148.9MB. Free memory was 102.6MB in the beginning and 77.3MB in the end (delta: 25.3MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2023-11-21 18:31:48,476 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory was 69.5MB in the beginning and 69.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:31:48,477 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.86ms. Allocated memory is still 148.9MB. Free memory was 102.0MB in the beginning and 113.6MB in the end (delta: -11.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:31:48,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.35ms. Allocated memory is still 148.9MB. Free memory was 113.6MB in the beginning and 111.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:31:48,479 INFO L158 Benchmark]: Boogie Preprocessor took 29.81ms. Allocated memory is still 148.9MB. Free memory was 111.5MB in the beginning and 110.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:31:48,480 INFO L158 Benchmark]: RCFGBuilder took 778.98ms. Allocated memory is still 148.9MB. Free memory was 110.2MB in the beginning and 77.3MB in the end (delta: 32.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-21 18:31:48,484 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory was 69.5MB in the beginning and 69.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.86ms. Allocated memory is still 148.9MB. Free memory was 102.0MB in the beginning and 113.6MB in the end (delta: -11.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.35ms. Allocated memory is still 148.9MB. Free memory was 113.6MB in the beginning and 111.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.81ms. Allocated memory is still 148.9MB. Free memory was 111.5MB in the beginning and 110.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 778.98ms. Allocated memory is still 148.9MB. Free memory was 110.2MB in the beginning and 77.3MB in the end (delta: 32.9MB). Peak memory consumption was 33.6MB. 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: ). 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: ). 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:355) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:31:48,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/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_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/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_95992b29-99d3-47a2-b851-f3d66477771d/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 103efe8931e099ca6c2446ad32c4c46818a6d213fc850bc42032bda38d601e6f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:31:51,234 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:31:51,337 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:31:51,396 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:31:51,397 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:31:51,398 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:31:51,399 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:31:51,400 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:31:51,401 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:31:51,408 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:31:51,409 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:31:51,409 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:31:51,410 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:31:51,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:31:51,412 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:31:51,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:31:51,413 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:31:51,413 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:31:51,414 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:31:51,414 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:31:51,415 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:31:51,415 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:31:51,416 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:31:51,416 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:31:51,417 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:31:51,417 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:31:51,418 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:31:51,418 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:51,418 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:31:51,419 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:31:51,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:51,421 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:31:51,421 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:31:51,422 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:31:51,422 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:31:51,422 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:51,422 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:31:51,423 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:31:51,423 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:31:51,424 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_95992b29-99d3-47a2-b851-f3d66477771d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 103efe8931e099ca6c2446ad32c4c46818a6d213fc850bc42032bda38d601e6f [2023-11-21 18:31:51,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:31:51,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:31:51,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:31:51,897 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:31:51,898 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:31:51,900 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2023-11-21 18:31:54,994 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:31:55,267 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:31:55,268 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2023-11-21 18:31:55,276 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/data/3f3402d53/640263d0b8d64f0d90f3d652a97c7cd6/FLAG6045e9471 [2023-11-21 18:31:55,290 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/data/3f3402d53/640263d0b8d64f0d90f3d652a97c7cd6 [2023-11-21 18:31:55,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:31:55,295 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:31:55,298 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:55,299 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:31:55,304 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:31:55,304 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:55" (1/1) ... [2023-11-21 18:31:55,305 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55cc7d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:55, skipping insertion in model container [2023-11-21 18:31:55,306 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:55" (1/1) ... [2023-11-21 18:31:55,332 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:31:55,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:55,554 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:31:55,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:55,611 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:55,611 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:55,619 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:31:55,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:55 WrapperNode [2023-11-21 18:31:55,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:55,621 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:55,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:31:55,622 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:31:55,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:55" (1/1) ... [2023-11-21 18:31:55,654 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:55" (1/1) ... [2023-11-21 18:31:55,698 INFO L138 Inliner]: procedures = 24, calls = 46, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2023-11-21 18:31:55,699 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:55,700 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:31:55,700 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:31:55,700 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:31:55,724 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:55" (1/1) ... [2023-11-21 18:31:55,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:55" (1/1) ... [2023-11-21 18:31:55,745 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:55" (1/1) ... [2023-11-21 18:31:55,745 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:55" (1/1) ... [2023-11-21 18:31:55,761 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:55" (1/1) ... [2023-11-21 18:31:55,766 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:55" (1/1) ... [2023-11-21 18:31:55,772 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:55" (1/1) ... [2023-11-21 18:31:55,779 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:55" (1/1) ... [2023-11-21 18:31:55,783 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:31:55,788 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:31:55,788 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:31:55,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:31:55,789 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:55" (1/1) ... [2023-11-21 18:31:55,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:55,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:31:55,833 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:31:55,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:31:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:31:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:31:55,880 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:31:55,881 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:31:55,881 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:31:55,881 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:31:55,881 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:31:55,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:31:55,882 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:31:55,882 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:31:55,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:31:55,882 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:31:55,883 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:31:55,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:31:55,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:31:55,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:31:55,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:31:55,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:31:55,888 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 18:31:56,053 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:31:56,056 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:31:56,421 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:31:56,641 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: ). 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:355) 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 18:31:56,645 INFO L158 Benchmark]: Toolchain (without parser) took 1349.71ms. Allocated memory is still 75.5MB. Free memory was 52.0MB in the beginning and 35.3MB in the end (delta: 16.7MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2023-11-21 18:31:56,646 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory was 35.0MB in the beginning and 35.0MB in the end (delta: 53.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:31:56,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.51ms. Allocated memory is still 75.5MB. Free memory was 51.8MB in the beginning and 39.7MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:31:56,647 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.83ms. Allocated memory is still 75.5MB. Free memory was 39.7MB in the beginning and 55.6MB in the end (delta: -15.9MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-21 18:31:56,648 INFO L158 Benchmark]: Boogie Preprocessor took 87.60ms. Allocated memory is still 75.5MB. Free memory was 55.6MB in the beginning and 54.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:31:56,649 INFO L158 Benchmark]: RCFGBuilder took 855.55ms. Allocated memory is still 75.5MB. Free memory was 54.1MB in the beginning and 35.3MB in the end (delta: 18.8MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2023-11-21 18:31:56,652 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory was 35.0MB in the beginning and 35.0MB in the end (delta: 53.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.51ms. Allocated memory is still 75.5MB. Free memory was 51.8MB in the beginning and 39.7MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.83ms. Allocated memory is still 75.5MB. Free memory was 39.7MB in the beginning and 55.6MB in the end (delta: -15.9MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.60ms. Allocated memory is still 75.5MB. Free memory was 55.6MB in the beginning and 54.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 855.55ms. Allocated memory is still 75.5MB. Free memory was 54.1MB in the beginning and 35.3MB in the end (delta: 18.8MB). Peak memory consumption was 24.8MB. 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: ). 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: ). 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:355) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:31:56,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95992b29-99d3-47a2-b851-f3d66477771d/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 start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?