./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/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_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/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_1782a76d-5738-4853-a55e-b30bb3a7602f/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 ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:20:46,082 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:20:46,163 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 00:20:46,169 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:20:46,170 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:20:46,199 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:20:46,200 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:20:46,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:20:46,202 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:20:46,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:20:46,203 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:20:46,204 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:20:46,205 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:20:46,205 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:20:46,206 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:20:46,206 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:20:46,207 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:20:46,208 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:20:46,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:20:46,209 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:20:46,210 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:20:46,211 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:20:46,211 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:20:46,212 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:20:46,213 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:20:46,213 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:20:46,214 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:20:46,215 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:20:46,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:20:46,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:20:46,217 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:20:46,217 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:20:46,217 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:20:46,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:20:46,218 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:20:46,218 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_1782a76d-5738-4853-a55e-b30bb3a7602f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2023-12-03 00:20:46,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:20:46,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:20:46,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:20:46,548 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:20:46,549 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:20:46,551 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2023-12-03 00:20:49,684 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:20:49,942 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:20:49,943 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2023-12-03 00:20:49,963 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/data/1907585b4/841cda6531474a94889580b8261f8796/FLAG07191b172 [2023-12-03 00:20:49,981 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/data/1907585b4/841cda6531474a94889580b8261f8796 [2023-12-03 00:20:49,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:20:49,986 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:20:49,988 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:20:49,988 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:20:49,994 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:20:49,995 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:20:49" (1/1) ... [2023-12-03 00:20:49,997 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d3dce11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:49, skipping insertion in model container [2023-12-03 00:20:49,997 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:20:49" (1/1) ... [2023-12-03 00:20:50,057 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:20:50,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:20:50,432 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:20:50,488 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:20:50,527 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:20:50,527 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:20:50,537 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:20:50,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:50 WrapperNode [2023-12-03 00:20:50,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:20:50,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:20:50,540 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:20:50,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:20:50,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:50" (1/1) ... [2023-12-03 00:20:50,566 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:50" (1/1) ... [2023-12-03 00:20:50,596 INFO L138 Inliner]: procedures = 170, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 77 [2023-12-03 00:20:50,596 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:20:50,597 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:20:50,597 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:20:50,598 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:20:50,609 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:50" (1/1) ... [2023-12-03 00:20:50,609 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:50" (1/1) ... [2023-12-03 00:20:50,613 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:50" (1/1) ... [2023-12-03 00:20:50,613 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:50" (1/1) ... [2023-12-03 00:20:50,620 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:50" (1/1) ... [2023-12-03 00:20:50,623 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:50" (1/1) ... [2023-12-03 00:20:50,625 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:50" (1/1) ... [2023-12-03 00:20:50,627 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:50" (1/1) ... [2023-12-03 00:20:50,630 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:20:50,631 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:20:50,632 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:20:50,632 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:20:50,633 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:50" (1/1) ... [2023-12-03 00:20:50,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:20:50,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:20:50,665 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:20:50,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:20:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 00:20:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-03 00:20:50,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-03 00:20:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 00:20:50,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 00:20:50,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:20:50,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:20:50,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:20:50,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:20:50,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 00:20:50,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:20:50,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:20:50,704 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 00:20:50,849 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:20:50,851 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:20:51,002 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:20:51,103 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:20:51,104 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 00:20:51,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:20:51 BoogieIcfgContainer [2023-12-03 00:20:51,106 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:20:51,107 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:20:51,107 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:20:51,128 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:20:51,128 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:20:51" (1/1) ... [2023-12-03 00:20:51,128 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 00:20:51,132 INFO L158 Benchmark]: Toolchain (without parser) took 1145.11ms. Allocated memory was 140.5MB in the beginning and 192.9MB in the end (delta: 52.4MB). Free memory was 93.5MB in the beginning and 162.7MB in the end (delta: -69.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:20:51,133 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 140.5MB. Free memory is still 113.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:20:51,133 INFO L158 Benchmark]: CACSL2BoogieTranslator took 550.46ms. Allocated memory is still 140.5MB. Free memory was 92.9MB in the beginning and 73.2MB in the end (delta: 19.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 00:20:51,134 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.10ms. Allocated memory is still 140.5MB. Free memory was 73.2MB in the beginning and 71.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:20:51,135 INFO L158 Benchmark]: Boogie Preprocessor took 33.16ms. Allocated memory is still 140.5MB. Free memory was 71.1MB in the beginning and 70.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:20:51,136 INFO L158 Benchmark]: RCFGBuilder took 474.78ms. Allocated memory is still 140.5MB. Free memory was 70.0MB in the beginning and 107.8MB in the end (delta: -37.9MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2023-12-03 00:20:51,136 INFO L158 Benchmark]: CodeCheck took 23.43ms. Allocated memory was 140.5MB in the beginning and 192.9MB in the end (delta: 52.4MB). Free memory was 107.7MB in the beginning and 162.7MB in the end (delta: -54.9MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2023-12-03 00:20:51,140 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 0.26ms. Allocated memory is still 140.5MB. Free memory is still 113.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 550.46ms. Allocated memory is still 140.5MB. Free memory was 92.9MB in the beginning and 73.2MB in the end (delta: 19.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.10ms. Allocated memory is still 140.5MB. Free memory was 73.2MB in the beginning and 71.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.16ms. Allocated memory is still 140.5MB. Free memory was 71.1MB in the beginning and 70.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 474.78ms. Allocated memory is still 140.5MB. Free memory was 70.0MB in the beginning and 107.8MB in the end (delta: -37.9MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * CodeCheck took 23.43ms. Allocated memory was 140.5MB in the beginning and 192.9MB in the end (delta: 52.4MB). Free memory was 107.7MB in the beginning and 162.7MB in the end (delta: -54.9MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:20:51,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/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_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/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_1782a76d-5738-4853-a55e-b30bb3a7602f/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 ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:20:53,562 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:20:53,662 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 00:20:53,705 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:20:53,706 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:20:53,707 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:20:53,708 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:20:53,709 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:20:53,709 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:20:53,710 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:20:53,711 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:20:53,711 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:20:53,712 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:20:53,713 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:20:53,713 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:20:53,714 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:20:53,715 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:20:53,715 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:20:53,716 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:20:53,717 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:20:53,717 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:20:53,718 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:20:53,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:20:53,719 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:20:53,720 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:20:53,720 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:20:53,721 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:20:53,721 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:20:53,722 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:20:53,722 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:20:53,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:20:53,724 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:20:53,724 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:20:53,725 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:20:53,725 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:20:53,726 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:20:53,726 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:20:53,726 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:20:53,727 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:20:53,727 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_1782a76d-5738-4853-a55e-b30bb3a7602f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2023-12-03 00:20:54,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:20:54,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:20:54,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:20:54,128 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:20:54,128 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:20:54,130 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2023-12-03 00:20:57,621 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:20:57,938 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:20:57,939 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2023-12-03 00:20:57,960 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/data/6614b9b03/813f4efd92c342aabec95ed67a7f1864/FLAG69570c702 [2023-12-03 00:20:57,976 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/data/6614b9b03/813f4efd92c342aabec95ed67a7f1864 [2023-12-03 00:20:57,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:20:57,982 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:20:57,983 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:20:57,984 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:20:57,988 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:20:57,989 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:20:57" (1/1) ... [2023-12-03 00:20:57,990 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@630892fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:57, skipping insertion in model container [2023-12-03 00:20:57,990 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:20:57" (1/1) ... [2023-12-03 00:20:58,051 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:20:58,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:20:58,441 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:20:58,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:20:58,542 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:20:58,543 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:20:58,552 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:20:58,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:58 WrapperNode [2023-12-03 00:20:58,553 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:20:58,555 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:20:58,555 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:20:58,555 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:20:58,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:58" (1/1) ... [2023-12-03 00:20:58,586 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:58" (1/1) ... [2023-12-03 00:20:58,632 INFO L138 Inliner]: procedures = 174, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 78 [2023-12-03 00:20:58,632 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:20:58,633 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:20:58,633 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:20:58,634 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:20:58,644 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:58" (1/1) ... [2023-12-03 00:20:58,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:58" (1/1) ... [2023-12-03 00:20:58,649 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:58" (1/1) ... [2023-12-03 00:20:58,649 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:58" (1/1) ... [2023-12-03 00:20:58,660 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:58" (1/1) ... [2023-12-03 00:20:58,664 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:58" (1/1) ... [2023-12-03 00:20:58,668 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:58" (1/1) ... [2023-12-03 00:20:58,671 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:58" (1/1) ... [2023-12-03 00:20:58,676 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:20:58,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:20:58,677 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:20:58,678 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:20:58,679 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:20:58" (1/1) ... [2023-12-03 00:20:58,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:20:58,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:20:58,710 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:20:58,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:20:58,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 00:20:58,767 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-03 00:20:58,768 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-03 00:20:58,768 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 00:20:58,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:20:58,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:20:58,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:20:58,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 00:20:58,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:20:58,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 00:20:58,769 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 00:20:58,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:20:58,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:20:58,771 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 00:20:58,933 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:20:58,935 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:20:59,128 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:20:59,214 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:20:59,214 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 00:20:59,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:20:59 BoogieIcfgContainer [2023-12-03 00:20:59,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:20:59,217 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:20:59,217 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:20:59,230 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:20:59,230 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:20:59" (1/1) ... [2023-12-03 00:20:59,231 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 00:20:59,236 INFO L158 Benchmark]: Toolchain (without parser) took 1253.03ms. Allocated memory is still 88.1MB. Free memory was 62.9MB in the beginning and 38.4MB in the end (delta: 24.5MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-12-03 00:20:59,236 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:20:59,237 INFO L158 Benchmark]: CACSL2BoogieTranslator took 570.46ms. Allocated memory is still 88.1MB. Free memory was 62.5MB in the beginning and 63.6MB in the end (delta: -1.1MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-12-03 00:20:59,238 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.80ms. Allocated memory is still 88.1MB. Free memory was 63.6MB in the beginning and 61.5MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 00:20:59,238 INFO L158 Benchmark]: Boogie Preprocessor took 42.99ms. Allocated memory is still 88.1MB. Free memory was 61.5MB in the beginning and 59.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:20:59,239 INFO L158 Benchmark]: RCFGBuilder took 539.29ms. Allocated memory is still 88.1MB. Free memory was 59.4MB in the beginning and 39.2MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 00:20:59,240 INFO L158 Benchmark]: CodeCheck took 16.39ms. Allocated memory is still 88.1MB. Free memory was 39.2MB in the beginning and 38.4MB in the end (delta: 830.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:20:59,243 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 0.19ms. Allocated memory is still 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 570.46ms. Allocated memory is still 88.1MB. Free memory was 62.5MB in the beginning and 63.6MB in the end (delta: -1.1MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.80ms. Allocated memory is still 88.1MB. Free memory was 63.6MB in the beginning and 61.5MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.99ms. Allocated memory is still 88.1MB. Free memory was 61.5MB in the beginning and 59.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 539.29ms. Allocated memory is still 88.1MB. Free memory was 59.4MB in the beginning and 39.2MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 16.39ms. Allocated memory is still 88.1MB. Free memory was 39.2MB in the beginning and 38.4MB in the end (delta: 830.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:20:59,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1782a76d-5738-4853-a55e-b30bb3a7602f/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