./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV --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 1dad5daa490be7069cef5ea8bf1cf3314a40a44a4796167c86226f70cfcf68a2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:02:24,647 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:02:24,738 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:02:24,744 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:02:24,744 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:02:24,785 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:02:24,786 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:02:24,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:02:24,788 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:02:24,788 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:02:24,789 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:02:24,790 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:02:24,790 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:02:24,791 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:02:24,792 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:02:24,792 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:02:24,793 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:02:24,793 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:02:24,794 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:02:24,794 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:02:24,795 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:02:24,796 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:02:24,796 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:02:24,797 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:02:24,797 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:02:24,798 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:02:24,798 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:02:24,799 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:24,799 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:02:24,800 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:02:24,800 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:02:24,801 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:02:24,801 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:02:24,801 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:02:24,801 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_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1dad5daa490be7069cef5ea8bf1cf3314a40a44a4796167c86226f70cfcf68a2 [2023-11-12 00:02:25,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:02:25,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:02:25,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:02:25,100 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:02:25,100 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:02:25,101 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c [2023-11-12 00:02:28,338 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:02:28,568 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:02:28,569 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c [2023-11-12 00:02:28,580 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/data/3f50d8cbf/36317cef98d842a98d419fcca9550a86/FLAG68ba87cc3 [2023-11-12 00:02:28,598 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/data/3f50d8cbf/36317cef98d842a98d419fcca9550a86 [2023-11-12 00:02:28,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:02:28,607 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:02:28,608 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:28,608 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:02:28,616 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:02:28,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:28" (1/1) ... [2023-11-12 00:02:28,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ef74c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:28, skipping insertion in model container [2023-11-12 00:02:28,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:28" (1/1) ... [2023-11-12 00:02:28,647 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:02:28,898 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:28,909 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:02:28,934 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:28,942 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:02:28,943 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:02:28,950 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:02:28,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:28 WrapperNode [2023-11-12 00:02:28,951 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:28,952 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:28,953 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:02:28,953 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:02:28,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:28" (1/1) ... [2023-11-12 00:02:28,984 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:28" (1/1) ... [2023-11-12 00:02:29,024 INFO L138 Inliner]: procedures = 23, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2023-11-12 00:02:29,024 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:29,025 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:02:29,025 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:02:29,025 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:02:29,032 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:28" (1/1) ... [2023-11-12 00:02:29,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:28" (1/1) ... [2023-11-12 00:02:29,036 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:28" (1/1) ... [2023-11-12 00:02:29,036 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:28" (1/1) ... [2023-11-12 00:02:29,044 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:28" (1/1) ... [2023-11-12 00:02:29,048 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:28" (1/1) ... [2023-11-12 00:02:29,050 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:28" (1/1) ... [2023-11-12 00:02:29,051 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:28" (1/1) ... [2023-11-12 00:02:29,054 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:02:29,055 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:02:29,055 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:02:29,056 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:02:29,056 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:28" (1/1) ... [2023-11-12 00:02:29,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:29,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:02:29,094 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:02:29,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:02:29,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:02:29,130 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:02:29,131 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:02:29,132 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:02:29,132 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:02:29,132 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:02:29,133 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:02:29,133 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-12 00:02:29,133 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-12 00:02:29,134 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:02:29,134 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:02:29,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:02:29,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:02:29,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:02:29,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:02:29,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:02:29,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:02:29,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:02:29,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:02:29,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:02:29,139 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:02:29,253 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:02:29,255 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:02:29,557 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:02:29,656 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:02:29,657 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:02:29,658 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2023-11-12 00:02:29,658 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) 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) [2023-11-12 00:02:29,663 INFO L158 Benchmark]: Toolchain (without parser) took 1055.46ms. Allocated memory was 115.3MB in the beginning and 161.5MB in the end (delta: 46.1MB). Free memory was 52.8MB in the beginning and 109.8MB in the end (delta: -57.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:02:29,664 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 115.3MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:02:29,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.44ms. Allocated memory is still 115.3MB. Free memory was 52.4MB in the beginning and 40.9MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:02:29,665 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.82ms. Allocated memory was 115.3MB in the beginning and 161.5MB in the end (delta: 46.1MB). Free memory was 40.9MB in the beginning and 134.1MB in the end (delta: -93.2MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-11-12 00:02:29,666 INFO L158 Benchmark]: Boogie Preprocessor took 29.72ms. Allocated memory is still 161.5MB. Free memory was 134.1MB in the beginning and 132.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:02:29,667 INFO L158 Benchmark]: RCFGBuilder took 606.40ms. Allocated memory is still 161.5MB. Free memory was 132.3MB in the beginning and 109.8MB in the end (delta: 22.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-12 00:02:29,670 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 115.3MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 343.44ms. Allocated memory is still 115.3MB. Free memory was 52.4MB in the beginning and 40.9MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.82ms. Allocated memory was 115.3MB in the beginning and 161.5MB in the end (delta: 46.1MB). Free memory was 40.9MB in the beginning and 134.1MB in the end (delta: -93.2MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.72ms. Allocated memory is still 161.5MB. Free memory was 134.1MB in the beginning and 132.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 606.40ms. Allocated memory is still 161.5MB. Free memory was 132.3MB in the beginning and 109.8MB in the end (delta: 22.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:02:29,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/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_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV --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 1dad5daa490be7069cef5ea8bf1cf3314a40a44a4796167c86226f70cfcf68a2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:02:32,527 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:02:32,641 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:02:32,680 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:02:32,682 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:02:32,682 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:02:32,683 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:02:32,684 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:02:32,685 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:02:32,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:02:32,686 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:02:32,687 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:02:32,687 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:02:32,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:02:32,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:02:32,689 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:02:32,690 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:02:32,690 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:02:32,691 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:02:32,692 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:02:32,693 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:02:32,698 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:02:32,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:02:32,699 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:02:32,700 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:02:32,701 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:02:32,701 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:02:32,702 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:02:32,702 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:02:32,703 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:02:32,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:32,705 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:02:32,705 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:02:32,706 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:02:32,706 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:02:32,707 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:02:32,707 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:02:32,707 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:02:32,708 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:02:32,709 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_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1dad5daa490be7069cef5ea8bf1cf3314a40a44a4796167c86226f70cfcf68a2 [2023-11-12 00:02:33,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:02:33,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:02:33,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:02:33,222 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:02:33,222 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:02:33,224 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c [2023-11-12 00:02:36,772 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:02:37,056 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:02:37,057 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c [2023-11-12 00:02:37,069 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/data/1736bb6ff/3190b6dffde544d2a9b5119fb03a6210/FLAGaf431d86e [2023-11-12 00:02:37,088 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/data/1736bb6ff/3190b6dffde544d2a9b5119fb03a6210 [2023-11-12 00:02:37,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:02:37,100 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:02:37,104 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:37,105 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:02:37,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:02:37,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:37" (1/1) ... [2023-11-12 00:02:37,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c0e3a9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:37, skipping insertion in model container [2023-11-12 00:02:37,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:37" (1/1) ... [2023-11-12 00:02:37,149 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:02:37,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:37,461 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:02:37,522 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:37,532 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:02:37,540 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:02:37,549 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:02:37,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:37 WrapperNode [2023-11-12 00:02:37,550 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:37,552 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:37,552 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:02:37,552 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:02:37,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:37" (1/1) ... [2023-11-12 00:02:37,589 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:37" (1/1) ... [2023-11-12 00:02:37,624 INFO L138 Inliner]: procedures = 25, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2023-11-12 00:02:37,625 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:37,626 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:02:37,626 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:02:37,626 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:02:37,636 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:37" (1/1) ... [2023-11-12 00:02:37,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:37" (1/1) ... [2023-11-12 00:02:37,659 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:37" (1/1) ... [2023-11-12 00:02:37,660 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:37" (1/1) ... [2023-11-12 00:02:37,680 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:37" (1/1) ... [2023-11-12 00:02:37,684 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:37" (1/1) ... [2023-11-12 00:02:37,686 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:37" (1/1) ... [2023-11-12 00:02:37,688 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:37" (1/1) ... [2023-11-12 00:02:37,692 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:02:37,701 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:02:37,701 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:02:37,702 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:02:37,702 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:37" (1/1) ... [2023-11-12 00:02:37,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:37,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:02:37,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:02:37,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:02:37,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:02:37,783 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:02:37,783 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:02:37,783 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:02:37,784 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:02:37,784 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:02:37,784 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:02:37,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:02:37,785 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-12 00:02:37,785 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-12 00:02:37,785 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:02:37,785 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:02:37,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:02:37,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:02:37,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:02:37,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:02:37,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:02:37,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:02:37,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:02:37,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:02:37,789 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:02:37,929 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:02:37,932 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:02:38,313 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:02:38,439 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:02:38,439 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:02:38,440 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2023-11-12 00:02:38,441 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) 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) [2023-11-12 00:02:38,446 INFO L158 Benchmark]: Toolchain (without parser) took 1344.45ms. Allocated memory was 79.7MB in the beginning and 115.3MB in the end (delta: 35.7MB). Free memory was 55.8MB in the beginning and 73.3MB in the end (delta: -17.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-12 00:02:38,446 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 55.6MB in the end (delta: 89.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:02:38,447 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.10ms. Allocated memory is still 79.7MB. Free memory was 55.8MB in the beginning and 43.9MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 00:02:38,448 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.54ms. Allocated memory is still 79.7MB. Free memory was 43.7MB in the beginning and 42.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:02:38,448 INFO L158 Benchmark]: Boogie Preprocessor took 74.27ms. Allocated memory is still 79.7MB. Free memory was 42.1MB in the beginning and 40.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:02:38,449 INFO L158 Benchmark]: RCFGBuilder took 742.89ms. Allocated memory was 79.7MB in the beginning and 115.3MB in the end (delta: 35.7MB). Free memory was 40.3MB in the beginning and 73.3MB in the end (delta: -33.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-12 00:02:38,460 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 55.6MB in the end (delta: 89.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.10ms. Allocated memory is still 79.7MB. Free memory was 55.8MB in the beginning and 43.9MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.54ms. Allocated memory is still 79.7MB. Free memory was 43.7MB in the beginning and 42.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 74.27ms. Allocated memory is still 79.7MB. Free memory was 42.1MB in the beginning and 40.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 742.89ms. Allocated memory was 79.7MB in the beginning and 115.3MB in the end (delta: 35.7MB). Free memory was 40.3MB in the beginning and 73.3MB in the end (delta: -33.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:02:38,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16287b41-4cfc-4899-b33d-f720d3b834e0/bin/ukojak-verify-0OAaufAVZV/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?