./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/39_rand_lock_p0_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/39_rand_lock_p0_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL --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 13ffae79fd42fd88852ffaba2bbbf2601df90fdda2b5dc6bd9b6228e2cf540c7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:07:17,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:07:18,136 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:07:18,144 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:07:18,145 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:07:18,189 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:07:18,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:07:18,191 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:07:18,192 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:07:18,198 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:07:18,200 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:07:18,200 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:07:18,201 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:07:18,203 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:07:18,203 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:07:18,204 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:07:18,204 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:07:18,205 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:07:18,205 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:07:18,206 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:07:18,206 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:07:18,207 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:07:18,207 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:07:18,208 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:07:18,208 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:07:18,209 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:07:18,209 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:07:18,210 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:07:18,211 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:18,211 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:07:18,213 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:07:18,213 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:07:18,213 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:07:18,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:07:18,214 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:07:18,214 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_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13ffae79fd42fd88852ffaba2bbbf2601df90fdda2b5dc6bd9b6228e2cf540c7 [2023-11-19 03:07:18,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:07:18,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:07:18,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:07:18,582 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:07:18,583 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:07:18,584 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/39_rand_lock_p0_vs.i [2023-11-19 03:07:21,925 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:07:22,330 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:07:22,331 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/sv-benchmarks/c/pthread-ext/39_rand_lock_p0_vs.i [2023-11-19 03:07:22,350 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/data/02eb5f89b/eee1ad8c44824428958c1cff41c1ec35/FLAG4ff605569 [2023-11-19 03:07:22,379 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/data/02eb5f89b/eee1ad8c44824428958c1cff41c1ec35 [2023-11-19 03:07:22,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:07:22,383 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:07:22,385 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:22,385 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:07:22,391 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:07:22,392 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:22" (1/1) ... [2023-11-19 03:07:22,393 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f931792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:22, skipping insertion in model container [2023-11-19 03:07:22,393 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:22" (1/1) ... [2023-11-19 03:07:22,460 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:07:22,663 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:07:22,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:22,870 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:07:22,889 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:07:22,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:22,966 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:07:22,967 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:07:22,967 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:07:22,977 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:07:22,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:22 WrapperNode [2023-11-19 03:07:22,978 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:22,979 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:22,980 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:07:22,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:07:22,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:22" (1/1) ... [2023-11-19 03:07:23,014 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:22" (1/1) ... [2023-11-19 03:07:23,045 INFO L138 Inliner]: procedures = 176, calls = 22, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 72 [2023-11-19 03:07:23,046 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:23,047 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:07:23,047 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:07:23,047 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:07:23,058 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:22" (1/1) ... [2023-11-19 03:07:23,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:22" (1/1) ... [2023-11-19 03:07:23,062 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:22" (1/1) ... [2023-11-19 03:07:23,062 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:22" (1/1) ... [2023-11-19 03:07:23,070 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:22" (1/1) ... [2023-11-19 03:07:23,074 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:22" (1/1) ... [2023-11-19 03:07:23,076 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:22" (1/1) ... [2023-11-19 03:07:23,078 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:22" (1/1) ... [2023-11-19 03:07:23,082 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:07:23,083 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:07:23,083 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:07:23,084 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:07:23,088 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:22" (1/1) ... [2023-11-19 03:07:23,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:23,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:07:23,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:07:23,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:07:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 03:07:23,185 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 03:07:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:07:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:07:23,186 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:07:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:07:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:07:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:07:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:07:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:07:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:07:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:07:23,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:07:23,190 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:07:23,434 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:07:23,437 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:07:23,647 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:07:23,707 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:07:23,710 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:07:23,714 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: assume { :begin_inline___VERIFIER_atomic_release } true;). 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:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) 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) [2023-11-19 03:07:23,732 INFO L158 Benchmark]: Toolchain (without parser) took 1341.74ms. Allocated memory is still 178.3MB. Free memory was 146.9MB in the beginning and 108.8MB in the end (delta: 38.1MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 03:07:23,733 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory was 90.2MB in the beginning and 90.0MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:07:23,734 INFO L158 Benchmark]: CACSL2BoogieTranslator took 593.14ms. Allocated memory is still 178.3MB. Free memory was 146.5MB in the beginning and 127.0MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:07:23,735 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.16ms. Allocated memory is still 178.3MB. Free memory was 127.0MB in the beginning and 124.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:07:23,736 INFO L158 Benchmark]: Boogie Preprocessor took 35.09ms. Allocated memory is still 178.3MB. Free memory was 124.9MB in the beginning and 123.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:07:23,738 INFO L158 Benchmark]: RCFGBuilder took 641.16ms. Allocated memory is still 178.3MB. Free memory was 123.5MB in the beginning and 108.8MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:07:23,749 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory was 90.2MB in the beginning and 90.0MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 593.14ms. Allocated memory is still 178.3MB. Free memory was 146.5MB in the beginning and 127.0MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.16ms. Allocated memory is still 178.3MB. Free memory was 127.0MB in the beginning and 124.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.09ms. Allocated memory is still 178.3MB. Free memory was 124.9MB in the beginning and 123.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 641.16ms. Allocated memory is still 178.3MB. Free memory was 123.5MB in the beginning and 108.8MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: assume { :begin_inline___VERIFIER_atomic_release } true;). 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: assume { :begin_inline___VERIFIER_atomic_release } true;). 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:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:07:23,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/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_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/39_rand_lock_p0_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL --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 13ffae79fd42fd88852ffaba2bbbf2601df90fdda2b5dc6bd9b6228e2cf540c7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:07:26,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:07:27,083 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:07:27,144 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:07:27,145 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:07:27,146 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:07:27,147 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:07:27,148 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:07:27,150 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:07:27,156 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:07:27,156 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:07:27,157 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:07:27,157 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:07:27,159 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:07:27,160 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:07:27,160 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:07:27,160 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:07:27,161 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:07:27,161 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:07:27,162 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:07:27,162 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:07:27,163 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:07:27,163 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:07:27,164 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:07:27,164 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:07:27,165 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:07:27,165 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:07:27,165 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:07:27,166 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:07:27,166 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:07:27,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:27,168 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:07:27,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:07:27,169 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:07:27,169 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:07:27,170 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:07:27,170 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:07:27,170 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:07:27,170 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:07:27,171 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_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13ffae79fd42fd88852ffaba2bbbf2601df90fdda2b5dc6bd9b6228e2cf540c7 [2023-11-19 03:07:27,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:07:27,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:07:27,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:07:27,705 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:07:27,705 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:07:27,707 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/39_rand_lock_p0_vs.i [2023-11-19 03:07:31,160 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:07:31,569 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:07:31,569 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/sv-benchmarks/c/pthread-ext/39_rand_lock_p0_vs.i [2023-11-19 03:07:31,585 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/data/e6bb4f4dd/a257f93e25da4ce6b48c801d2a8bedb7/FLAG4fbd0ae27 [2023-11-19 03:07:31,600 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/data/e6bb4f4dd/a257f93e25da4ce6b48c801d2a8bedb7 [2023-11-19 03:07:31,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:07:31,604 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:07:31,605 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:31,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:07:31,610 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:07:31,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:31" (1/1) ... [2023-11-19 03:07:31,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e3297fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:31, skipping insertion in model container [2023-11-19 03:07:31,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:31" (1/1) ... [2023-11-19 03:07:31,663 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:07:31,893 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:07:32,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:32,200 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:07:32,238 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:07:32,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:32,363 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:07:32,364 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:07:32,364 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:07:32,374 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:07:32,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:32 WrapperNode [2023-11-19 03:07:32,375 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:32,378 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:32,378 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:07:32,378 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:07:32,389 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:32" (1/1) ... [2023-11-19 03:07:32,422 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:32" (1/1) ... [2023-11-19 03:07:32,448 INFO L138 Inliner]: procedures = 179, calls = 22, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 70 [2023-11-19 03:07:32,449 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:32,450 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:07:32,450 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:07:32,450 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:07:32,460 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:32" (1/1) ... [2023-11-19 03:07:32,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:32" (1/1) ... [2023-11-19 03:07:32,465 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:32" (1/1) ... [2023-11-19 03:07:32,465 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:32" (1/1) ... [2023-11-19 03:07:32,476 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:32" (1/1) ... [2023-11-19 03:07:32,480 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:32" (1/1) ... [2023-11-19 03:07:32,483 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:32" (1/1) ... [2023-11-19 03:07:32,485 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:32" (1/1) ... [2023-11-19 03:07:32,489 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:07:32,490 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:07:32,491 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:07:32,491 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:07:32,492 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:32" (1/1) ... [2023-11-19 03:07:32,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:32,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:07:32,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:07:32,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:07:32,583 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 03:07:32,583 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 03:07:32,583 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:07:32,584 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:07:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:07:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:07:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:07:32,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:07:32,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:07:32,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:07:32,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:07:32,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:07:32,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:07:32,593 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:07:32,836 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:07:32,849 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:07:33,113 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:07:33,168 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:07:33,171 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:07:33,174 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: assume { :begin_inline___VERIFIER_atomic_release } true;). 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:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) 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) [2023-11-19 03:07:33,183 INFO L158 Benchmark]: Toolchain (without parser) took 1577.38ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 43.6MB in the beginning and 43.2MB in the end (delta: 454.5kB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2023-11-19 03:07:33,183 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 69.2MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:07:33,185 INFO L158 Benchmark]: CACSL2BoogieTranslator took 771.61ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 43.4MB in the beginning and 62.0MB in the end (delta: -18.6MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-11-19 03:07:33,186 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.47ms. Allocated memory is still 92.3MB. Free memory was 62.0MB in the beginning and 59.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:07:33,187 INFO L158 Benchmark]: Boogie Preprocessor took 39.81ms. Allocated memory is still 92.3MB. Free memory was 59.9MB in the beginning and 58.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:07:33,188 INFO L158 Benchmark]: RCFGBuilder took 689.90ms. Allocated memory is still 92.3MB. Free memory was 58.4MB in the beginning and 43.2MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:07:33,198 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 69.2MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 771.61ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 43.4MB in the beginning and 62.0MB in the end (delta: -18.6MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.47ms. Allocated memory is still 92.3MB. Free memory was 62.0MB in the beginning and 59.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.81ms. Allocated memory is still 92.3MB. Free memory was 59.9MB in the beginning and 58.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 689.90ms. Allocated memory is still 92.3MB. Free memory was 58.4MB in the beginning and 43.2MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. 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: assume { :begin_inline___VERIFIER_atomic_release } true;). 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: assume { :begin_inline___VERIFIER_atomic_release } true;). 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:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:07:33,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b597f1ac-8c4f-4a38-b53f-bca5ca9f1053/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: assume { :begin_inline___VERIFIER_atomic_release } true;). Is there illegal control flow (e.g. loops) within an atomic block?