./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/bigshot_s.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/bigshot_s.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9 --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 4d8c741fd238f074816319de9a9bd5d97cd9b35eb7f53a276be973ea0c31ecbe --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:11:45,910 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:11:45,972 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 04:11:45,977 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:11:45,978 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:11:46,000 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:11:46,001 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:11:46,001 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:11:46,002 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:11:46,003 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:11:46,003 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:11:46,004 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:11:46,004 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:11:46,005 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:11:46,005 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:11:46,006 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:11:46,006 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:11:46,007 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:11:46,007 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:11:46,008 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:11:46,008 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:11:46,009 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:11:46,010 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:11:46,010 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:11:46,010 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:11:46,011 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:11:46,011 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:11:46,012 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:11:46,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:11:46,013 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:11:46,013 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:11:46,013 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:11:46,014 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:11:46,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:11:46,014 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:11:46,014 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_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d8c741fd238f074816319de9a9bd5d97cd9b35eb7f53a276be973ea0c31ecbe [2023-12-03 04:11:46,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:11:46,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:11:46,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:11:46,238 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:11:46,238 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:11:46,239 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread/bigshot_s.i [2023-12-03 04:11:48,979 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:11:49,219 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:11:49,219 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/sv-benchmarks/c/pthread/bigshot_s.i [2023-12-03 04:11:49,238 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/data/65ce50258/86b6b95bb89f47c2be03dd604ff4e9bf/FLAG40c20314c [2023-12-03 04:11:49,254 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/data/65ce50258/86b6b95bb89f47c2be03dd604ff4e9bf [2023-12-03 04:11:49,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:11:49,258 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:11:49,259 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:11:49,259 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:11:49,264 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:11:49,265 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:11:49" (1/1) ... [2023-12-03 04:11:49,266 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@655bf9fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:49, skipping insertion in model container [2023-12-03 04:11:49,266 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:11:49" (1/1) ... [2023-12-03 04:11:49,321 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:11:49,700 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:11:49,709 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:11:49,756 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:11:49,852 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:11:49,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:49 WrapperNode [2023-12-03 04:11:49,852 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:11:49,853 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:11:49,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:11:49,853 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:11:49,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:49" (1/1) ... [2023-12-03 04:11:49,877 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:49" (1/1) ... [2023-12-03 04:11:49,901 INFO L138 Inliner]: procedures = 323, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 77 [2023-12-03 04:11:49,901 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:11:49,902 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:11:49,902 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:11:49,902 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:11:49,909 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:49" (1/1) ... [2023-12-03 04:11:49,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:49" (1/1) ... [2023-12-03 04:11:49,913 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:49" (1/1) ... [2023-12-03 04:11:49,913 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:49" (1/1) ... [2023-12-03 04:11:49,920 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:49" (1/1) ... [2023-12-03 04:11:49,923 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:49" (1/1) ... [2023-12-03 04:11:49,925 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:49" (1/1) ... [2023-12-03 04:11:49,927 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:49" (1/1) ... [2023-12-03 04:11:49,930 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:11:49,931 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:11:49,931 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:11:49,931 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:11:49,932 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:49" (1/1) ... [2023-12-03 04:11:49,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:11:49,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:11:49,957 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:11:49,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:11:49,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:11:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:11:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-03 04:11:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:11:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 04:11:49,989 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 04:11:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 04:11:49,989 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 04:11:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:11:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 04:11:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:11:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:11:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:11:49,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:11:49,992 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 04:11:50,123 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:11:50,125 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:11:50,290 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:11:50,301 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:11:50,302 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:11:50,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:11:50 BoogieIcfgContainer [2023-12-03 04:11:50,304 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:11:50,305 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:11:50,305 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:11:50,312 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:11:50,312 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:11:50" (1/1) ... [2023-12-03 04:11:50,313 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2023-12-03 04:11:50,316 INFO L158 Benchmark]: Toolchain (without parser) took 1057.54ms. Allocated memory is still 151.0MB. Free memory was 112.2MB in the beginning and 98.5MB in the end (delta: 13.8MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-12-03 04:11:50,316 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 107.0MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:11:50,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 593.46ms. Allocated memory is still 151.0MB. Free memory was 111.8MB in the beginning and 118.2MB in the end (delta: -6.4MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2023-12-03 04:11:50,318 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.07ms. Allocated memory is still 151.0MB. Free memory was 118.2MB in the beginning and 116.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:11:50,318 INFO L158 Benchmark]: Boogie Preprocessor took 28.24ms. Allocated memory is still 151.0MB. Free memory was 116.1MB in the beginning and 114.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:11:50,319 INFO L158 Benchmark]: RCFGBuilder took 373.01ms. Allocated memory is still 151.0MB. Free memory was 114.0MB in the beginning and 99.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 04:11:50,319 INFO L158 Benchmark]: CodeCheck took 10.02ms. Allocated memory is still 151.0MB. Free memory was 99.3MB in the beginning and 98.5MB in the end (delta: 869.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:11:50,323 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 107.0MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 593.46ms. Allocated memory is still 151.0MB. Free memory was 111.8MB in the beginning and 118.2MB in the end (delta: -6.4MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.07ms. Allocated memory is still 151.0MB. Free memory was 118.2MB in the beginning and 116.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.24ms. Allocated memory is still 151.0MB. Free memory was 116.1MB in the beginning and 114.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 373.01ms. Allocated memory is still 151.0MB. Free memory was 114.0MB in the beginning and 99.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 10.02ms. Allocated memory is still 151.0MB. Free memory was 99.3MB in the beginning and 98.5MB in the end (delta: 869.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:11:50,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/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_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/bigshot_s.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9 --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 4d8c741fd238f074816319de9a9bd5d97cd9b35eb7f53a276be973ea0c31ecbe --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:11:52,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:11:52,319 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 04:11:52,352 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:11:52,353 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:11:52,353 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:11:52,354 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:11:52,355 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:11:52,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:11:52,356 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:11:52,356 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:11:52,357 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:11:52,357 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:11:52,358 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:11:52,358 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:11:52,359 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:11:52,359 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:11:52,360 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:11:52,360 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:11:52,361 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:11:52,361 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:11:52,362 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:11:52,362 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:11:52,363 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:11:52,363 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:11:52,364 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:11:52,364 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:11:52,365 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:11:52,365 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:11:52,365 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:11:52,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:11:52,366 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:11:52,367 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:11:52,367 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:11:52,367 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:11:52,367 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:11:52,368 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:11:52,368 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:11:52,368 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:11:52,368 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_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d8c741fd238f074816319de9a9bd5d97cd9b35eb7f53a276be973ea0c31ecbe [2023-12-03 04:11:52,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:11:52,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:11:52,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:11:52,684 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:11:52,684 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:11:52,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread/bigshot_s.i [2023-12-03 04:11:55,545 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:11:55,819 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:11:55,820 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/sv-benchmarks/c/pthread/bigshot_s.i [2023-12-03 04:11:55,839 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/data/682b98a6c/e0a18313dfe34947b2446735eaed479e/FLAG11f73bd46 [2023-12-03 04:11:55,855 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/data/682b98a6c/e0a18313dfe34947b2446735eaed479e [2023-12-03 04:11:55,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:11:55,859 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:11:55,860 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:11:55,861 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:11:55,865 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:11:55,866 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:11:55" (1/1) ... [2023-12-03 04:11:55,867 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@393bafcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:55, skipping insertion in model container [2023-12-03 04:11:55,867 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:11:55" (1/1) ... [2023-12-03 04:11:55,928 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:11:56,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:11:56,528 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:11:56,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:11:56,686 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:11:56,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:56 WrapperNode [2023-12-03 04:11:56,686 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:11:56,687 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:11:56,687 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:11:56,687 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:11:56,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:56" (1/1) ... [2023-12-03 04:11:56,714 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:56" (1/1) ... [2023-12-03 04:11:56,736 INFO L138 Inliner]: procedures = 327, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 78 [2023-12-03 04:11:56,736 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:11:56,737 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:11:56,737 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:11:56,737 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:11:56,745 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:56" (1/1) ... [2023-12-03 04:11:56,745 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:56" (1/1) ... [2023-12-03 04:11:56,749 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:56" (1/1) ... [2023-12-03 04:11:56,749 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:56" (1/1) ... [2023-12-03 04:11:56,759 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:56" (1/1) ... [2023-12-03 04:11:56,762 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:56" (1/1) ... [2023-12-03 04:11:56,766 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:56" (1/1) ... [2023-12-03 04:11:56,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:56" (1/1) ... [2023-12-03 04:11:56,774 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:11:56,774 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:11:56,775 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:11:56,775 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:11:56,776 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:11:56" (1/1) ... [2023-12-03 04:11:56,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:11:56,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:11:56,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:11:56,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:11:56,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 04:11:56,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:11:56,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:11:56,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:11:56,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:11:56,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:11:56,843 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 04:11:56,843 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 04:11:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 04:11:56,844 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 04:11:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-12-03 04:11:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 04:11:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:11:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:11:56,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:11:56,846 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 04:11:56,982 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:11:56,985 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:11:57,179 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:11:57,189 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:11:57,189 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:11:57,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:11:57 BoogieIcfgContainer [2023-12-03 04:11:57,191 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:11:57,192 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:11:57,192 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:11:57,201 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:11:57,202 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:11:57" (1/1) ... [2023-12-03 04:11:57,202 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2023-12-03 04:11:57,206 INFO L158 Benchmark]: Toolchain (without parser) took 1346.62ms. Allocated memory is still 92.3MB. Free memory was 66.6MB in the beginning and 63.4MB in the end (delta: 3.2MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-12-03 04:11:57,207 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:11:57,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 825.90ms. Allocated memory is still 92.3MB. Free memory was 66.3MB in the beginning and 54.2MB in the end (delta: 12.2MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-12-03 04:11:57,208 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.54ms. Allocated memory is still 92.3MB. Free memory was 54.2MB in the beginning and 51.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:11:57,209 INFO L158 Benchmark]: Boogie Preprocessor took 36.74ms. Allocated memory is still 92.3MB. Free memory was 51.6MB in the beginning and 49.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:11:57,209 INFO L158 Benchmark]: RCFGBuilder took 416.44ms. Allocated memory is still 92.3MB. Free memory was 49.0MB in the beginning and 64.4MB in the end (delta: -15.4MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2023-12-03 04:11:57,210 INFO L158 Benchmark]: CodeCheck took 13.13ms. Allocated memory is still 92.3MB. Free memory was 64.4MB in the beginning and 63.4MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:11:57,213 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 825.90ms. Allocated memory is still 92.3MB. Free memory was 66.3MB in the beginning and 54.2MB in the end (delta: 12.2MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.54ms. Allocated memory is still 92.3MB. Free memory was 54.2MB in the beginning and 51.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.74ms. Allocated memory is still 92.3MB. Free memory was 51.6MB in the beginning and 49.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 416.44ms. Allocated memory is still 92.3MB. Free memory was 49.0MB in the beginning and 64.4MB in the end (delta: -15.4MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * CodeCheck took 13.13ms. Allocated memory is still 92.3MB. Free memory was 64.4MB in the beginning and 63.4MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:11:57,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a4ffae3-5980-437c-a268-21a5987b74a0/bin/ukojak-verify-Qdu7aM0XO9/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: Concurrent programs are currently unsupported