./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-races/race-1_3-join.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/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_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-1_3-join.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/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_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/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 8c7f2059024755e8d2127555397365a96bb56530f6a4795548fd916204307c42 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:03:47,258 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:03:47,332 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:03:47,338 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:03:47,338 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:03:47,364 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:03:47,365 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:03:47,366 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:03:47,367 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:03:47,367 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:03:47,368 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:03:47,369 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:03:47,369 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:03:47,370 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:03:47,370 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:03:47,371 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:03:47,372 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:03:47,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:03:47,373 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:03:47,373 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:03:47,374 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:03:47,375 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:03:47,375 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:03:47,376 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:03:47,376 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:03:47,377 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:03:47,377 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:03:47,378 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:47,378 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:03:47,379 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:03:47,379 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:03:47,380 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:03:47,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:03:47,381 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:03:47,381 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_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c7f2059024755e8d2127555397365a96bb56530f6a4795548fd916204307c42 [2023-11-12 00:03:47,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:03:47,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:03:47,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:03:47,660 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:03:47,661 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:03:47,662 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/ldv-races/race-1_3-join.i [2023-11-12 00:03:50,849 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:03:51,328 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:03:51,329 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/sv-benchmarks/c/ldv-races/race-1_3-join.i [2023-11-12 00:03:51,376 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/data/a39e114d4/5e8847a60f604aad8b6f7dc3601581ec/FLAG7a4dc1049 [2023-11-12 00:03:51,407 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/data/a39e114d4/5e8847a60f604aad8b6f7dc3601581ec [2023-11-12 00:03:51,415 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:03:51,418 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:03:51,423 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:51,424 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:03:51,430 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:03:51,435 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:51" (1/1) ... [2023-11-12 00:03:51,436 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@510ee7d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:51, skipping insertion in model container [2023-11-12 00:03:51,437 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:51" (1/1) ... [2023-11-12 00:03:51,524 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:03:52,451 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:52,471 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:03:52,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:52,797 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:52,798 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:52,808 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:03:52,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52 WrapperNode [2023-11-12 00:03:52,809 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:52,811 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:52,811 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:03:52,812 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:03:52,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:52,889 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:52,941 INFO L138 Inliner]: procedures = 482, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 74 [2023-11-12 00:03:52,941 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:52,942 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:03:52,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:03:52,943 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:03:52,953 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:52,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:52,967 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:52,968 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:52,987 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:53,006 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:53,012 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:53,027 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:53,034 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:03:53,035 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:03:53,035 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:03:53,036 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:03:53,041 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:53,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:53,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:03:53,079 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:03:53,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:03:53,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:03:53,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:03:53,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:03:53,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:03:53,130 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-12 00:03:53,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:03:53,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:03:53,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-12 00:03:53,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-12 00:03:53,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:03:53,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:03:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:03:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:03:53,133 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:03:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:03:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:03:53,135 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 00:03:53,535 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:03:53,537 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:03:53,712 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:03:53,804 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:03:53,805 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:03:53,806 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: $Ultimate##0 is neither atomic block end nor a sink node. [2023-11-12 00:03:53,807 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 00:03:53,824 INFO L158 Benchmark]: Toolchain (without parser) took 2405.25ms. Allocated memory is still 159.4MB. Free memory was 124.8MB in the beginning and 109.3MB in the end (delta: 15.5MB). Peak memory consumption was 74.0MB. Max. memory is 16.1GB. [2023-11-12 00:03:53,825 INFO L158 Benchmark]: CDTParser took 14.35ms. Allocated memory is still 125.8MB. Free memory was 69.1MB in the beginning and 91.1MB in the end (delta: -22.0MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-11-12 00:03:53,826 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1386.31ms. Allocated memory is still 159.4MB. Free memory was 124.8MB in the beginning and 68.9MB in the end (delta: 55.9MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-12 00:03:53,827 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.92ms. Allocated memory is still 159.4MB. Free memory was 68.9MB in the beginning and 66.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:03:53,828 INFO L158 Benchmark]: Boogie Preprocessor took 92.05ms. Allocated memory is still 159.4MB. Free memory was 66.1MB in the beginning and 63.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:03:53,829 INFO L158 Benchmark]: RCFGBuilder took 787.52ms. Allocated memory is still 159.4MB. Free memory was 63.3MB in the beginning and 109.3MB in the end (delta: -46.0MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2023-11-12 00:03:53,833 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 14.35ms. Allocated memory is still 125.8MB. Free memory was 69.1MB in the beginning and 91.1MB in the end (delta: -22.0MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1386.31ms. Allocated memory is still 159.4MB. Free memory was 124.8MB in the beginning and 68.9MB in the end (delta: 55.9MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.92ms. Allocated memory is still 159.4MB. Free memory was 68.9MB in the beginning and 66.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.05ms. Allocated memory is still 159.4MB. Free memory was 66.1MB in the beginning and 63.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 787.52ms. Allocated memory is still 159.4MB. Free memory was 63.3MB in the beginning and 109.3MB in the end (delta: -46.0MB). Peak memory consumption was 13.2MB. 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 00:03:53,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/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_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-1_3-join.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/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_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/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 8c7f2059024755e8d2127555397365a96bb56530f6a4795548fd916204307c42 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:03:57,005 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:03:57,104 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:03:57,141 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:03:57,142 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:03:57,143 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:03:57,144 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:03:57,145 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:03:57,146 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:03:57,147 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:03:57,148 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:03:57,148 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:03:57,149 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:03:57,150 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:03:57,151 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:03:57,152 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:03:57,152 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:03:57,153 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:03:57,154 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:03:57,154 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:03:57,155 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:03:57,156 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:03:57,156 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:03:57,157 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:03:57,157 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:03:57,158 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:03:57,159 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:03:57,159 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:03:57,160 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:03:57,160 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:03:57,161 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:57,162 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:03:57,162 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:03:57,162 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:03:57,163 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:03:57,163 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:03:57,163 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:03:57,164 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:03:57,164 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:03:57,164 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_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c7f2059024755e8d2127555397365a96bb56530f6a4795548fd916204307c42 [2023-11-12 00:03:57,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:03:57,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:03:57,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:03:57,734 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:03:57,735 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:03:57,738 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/ldv-races/race-1_3-join.i [2023-11-12 00:04:01,154 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:01,658 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:01,659 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/sv-benchmarks/c/ldv-races/race-1_3-join.i [2023-11-12 00:04:01,692 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/data/5d06ea99e/8b8055e6becd4e5cb2fbcd83138abd01/FLAGf95bf8e8f [2023-11-12 00:04:01,712 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/data/5d06ea99e/8b8055e6becd4e5cb2fbcd83138abd01 [2023-11-12 00:04:01,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:01,721 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:01,725 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:01,725 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:01,730 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:01,732 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:01" (1/1) ... [2023-11-12 00:04:01,734 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2eb6bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:01, skipping insertion in model container [2023-11-12 00:04:01,734 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:01" (1/1) ... [2023-11-12 00:04:01,804 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:02,756 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:02,782 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:02,876 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:03,067 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:03,068 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:03,075 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:03,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03 WrapperNode [2023-11-12 00:04:03,076 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:03,077 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:03,078 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:03,078 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:03,086 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:03,142 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:03,210 INFO L138 Inliner]: procedures = 486, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2023-11-12 00:04:03,210 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:03,212 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:03,212 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:03,212 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:03,222 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:03,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:03,240 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:03,246 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:03,280 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:03,282 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:03,290 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:03,296 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:03,316 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:03,325 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:03,326 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:03,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:03,327 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:03,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:03,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:03,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:03,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:03,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:04:03,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:04:03,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:04:03,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 00:04:03,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:04:03,403 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-12 00:04:03,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:03,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:04:03,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-12 00:04:03,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-12 00:04:03,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:03,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:03,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:04:03,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:04:03,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:04:03,407 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:04:03,407 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:04:03,408 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 00:04:03,722 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:03,725 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:03,998 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:04,085 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:04,085 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:04:04,087 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: $Ultimate##0 is neither atomic block end nor a sink node. [2023-11-12 00:04:04,088 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 00:04:04,094 INFO L158 Benchmark]: Toolchain (without parser) took 2372.37ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 37.8MB in the beginning and 45.8MB in the end (delta: -8.0MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:04,095 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 65.0MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:04,096 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1351.97ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 37.6MB in the beginning and 38.7MB in the end (delta: -1.1MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2023-11-12 00:04:04,097 INFO L158 Benchmark]: Boogie Procedure Inliner took 133.21ms. Allocated memory is still 86.0MB. Free memory was 38.7MB in the beginning and 57.0MB in the end (delta: -18.3MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-11-12 00:04:04,098 INFO L158 Benchmark]: Boogie Preprocessor took 112.75ms. Allocated memory is still 86.0MB. Free memory was 57.0MB in the beginning and 53.2MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:04,099 INFO L158 Benchmark]: RCFGBuilder took 767.03ms. Allocated memory is still 86.0MB. Free memory was 52.8MB in the beginning and 45.8MB in the end (delta: 7.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-12 00:04:04,108 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 65.0MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1351.97ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 37.6MB in the beginning and 38.7MB in the end (delta: -1.1MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 133.21ms. Allocated memory is still 86.0MB. Free memory was 38.7MB in the beginning and 57.0MB in the end (delta: -18.3MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 112.75ms. Allocated memory is still 86.0MB. Free memory was 57.0MB in the beginning and 53.2MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 767.03ms. Allocated memory is still 86.0MB. Free memory was 52.8MB in the beginning and 45.8MB in the end (delta: 7.0MB). 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 00:04:04,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3810383-d9e2-4f98-87c7-d4d36c3aaeed/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 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?