./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe031_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe031_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 26b6897a83c9df9076ea7ea4c612ce46453382fa627c0d6af54da2d169befd96 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:41:35,486 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:41:35,596 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:41:35,608 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:41:35,609 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:41:35,651 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:41:35,652 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:41:35,653 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:41:35,654 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:41:35,659 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:41:35,661 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:41:35,661 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:41:35,662 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:41:35,664 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:41:35,664 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:41:35,665 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:41:35,665 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:41:35,666 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:41:35,666 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:41:35,667 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:41:35,668 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:41:35,668 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:41:35,669 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:41:35,669 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:41:35,670 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:41:35,670 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:41:35,671 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:41:35,672 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:35,672 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:41:35,673 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:41:35,674 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:41:35,675 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:41:35,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:41:35,687 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:41:35,687 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_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26b6897a83c9df9076ea7ea4c612ce46453382fa627c0d6af54da2d169befd96 [2023-11-11 23:41:36,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:41:36,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:41:36,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:41:36,104 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:41:36,104 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:41:36,106 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe031_tso.i [2023-11-11 23:41:39,235 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:41:39,601 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:41:39,602 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/sv-benchmarks/c/pthread-wmm/safe031_tso.i [2023-11-11 23:41:39,634 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/data/a8b3b5292/3e3f5113c95d4fcc9f90c47a522e284d/FLAG6c73b5eb7 [2023-11-11 23:41:39,648 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/data/a8b3b5292/3e3f5113c95d4fcc9f90c47a522e284d [2023-11-11 23:41:39,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:41:39,652 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:41:39,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:39,653 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:41:39,658 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:41:39,659 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:39" (1/1) ... [2023-11-11 23:41:39,660 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ac4a87e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:39, skipping insertion in model container [2023-11-11 23:41:39,661 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:39" (1/1) ... [2023-11-11 23:41:39,712 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:41:40,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:40,165 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:41:40,242 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:40,285 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:40,285 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:40,293 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:41:40,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:40 WrapperNode [2023-11-11 23:41:40,294 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:40,296 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:40,296 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:41:40,296 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:41:40,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:40" (1/1) ... [2023-11-11 23:41:40,327 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:40" (1/1) ... [2023-11-11 23:41:40,359 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 72 [2023-11-11 23:41:40,359 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:40,360 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:41:40,360 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:41:40,361 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:41:40,370 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:40" (1/1) ... [2023-11-11 23:41:40,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:40" (1/1) ... [2023-11-11 23:41:40,389 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:40" (1/1) ... [2023-11-11 23:41:40,390 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:40" (1/1) ... [2023-11-11 23:41:40,396 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:40" (1/1) ... [2023-11-11 23:41:40,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:40" (1/1) ... [2023-11-11 23:41:40,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:40" (1/1) ... [2023-11-11 23:41:40,401 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:40" (1/1) ... [2023-11-11 23:41:40,404 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:41:40,405 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:41:40,405 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:41:40,406 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:41:40,406 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:40" (1/1) ... [2023-11-11 23:41:40,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:40,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:41:40,454 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:41:40,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:41:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:41:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:41:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:41:40,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:41:40,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:41:40,496 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:41:40,496 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:41:40,496 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:41:40,496 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:41:40,497 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:41:40,497 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:41:40,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:41:40,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:41:40,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:41:40,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:41:40,499 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:41:40,639 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:41:40,641 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:41:40,817 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:41:40,857 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:41:40,860 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:41:40,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:41:40 BoogieIcfgContainer [2023-11-11 23:41:40,863 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:41:40,864 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:41:40,865 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:41:40,875 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:41:40,875 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:41:40" (1/1) ... [2023-11-11 23:41:40,876 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) [2023-11-11 23:41:40,879 INFO L158 Benchmark]: Toolchain (without parser) took 1227.14ms. Allocated memory is still 148.9MB. Free memory was 113.4MB in the beginning and 72.9MB in the end (delta: 40.5MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-11 23:41:40,880 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 148.9MB. Free memory is still 116.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:41:40,881 INFO L158 Benchmark]: CACSL2BoogieTranslator took 641.71ms. Allocated memory is still 148.9MB. Free memory was 113.4MB in the beginning and 93.4MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-11 23:41:40,881 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.57ms. Allocated memory is still 148.9MB. Free memory was 93.4MB in the beginning and 91.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:40,882 INFO L158 Benchmark]: Boogie Preprocessor took 44.84ms. Allocated memory is still 148.9MB. Free memory was 91.3MB in the beginning and 89.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:40,883 INFO L158 Benchmark]: RCFGBuilder took 458.16ms. Allocated memory is still 148.9MB. Free memory was 89.9MB in the beginning and 74.0MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:41:40,883 INFO L158 Benchmark]: CodeCheck took 13.67ms. Allocated memory is still 148.9MB. Free memory was 74.0MB in the beginning and 72.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:41:40,887 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 0.72ms. Allocated memory is still 148.9MB. Free memory is still 116.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 641.71ms. Allocated memory is still 148.9MB. Free memory was 113.4MB in the beginning and 93.4MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.57ms. Allocated memory is still 148.9MB. Free memory was 93.4MB in the beginning and 91.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.84ms. Allocated memory is still 148.9MB. Free memory was 91.3MB in the beginning and 89.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 458.16ms. Allocated memory is still 148.9MB. Free memory was 89.9MB in the beginning and 74.0MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 13.67ms. Allocated memory is still 148.9MB. Free memory was 74.0MB in the beginning and 72.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:41:40,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe031_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 26b6897a83c9df9076ea7ea4c612ce46453382fa627c0d6af54da2d169befd96 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:41:43,677 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:41:43,797 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:41:43,870 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:41:43,871 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:41:43,872 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:41:43,873 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:41:43,874 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:41:43,875 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:41:43,880 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:41:43,880 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:41:43,881 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:41:43,881 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:41:43,883 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:41:43,884 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:41:43,884 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:41:43,884 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:41:43,885 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:41:43,885 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:41:43,886 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:41:43,887 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:41:43,887 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:41:43,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:41:43,888 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:41:43,889 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:41:43,889 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:41:43,890 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:41:43,890 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:41:43,890 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:41:43,891 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:41:43,892 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:43,892 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:41:43,893 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:41:43,893 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:41:43,893 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:41:43,894 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:41:43,894 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:41:43,894 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:41:43,894 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:41:43,895 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_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26b6897a83c9df9076ea7ea4c612ce46453382fa627c0d6af54da2d169befd96 [2023-11-11 23:41:44,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:41:44,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:41:44,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:41:44,388 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:41:44,389 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:41:44,390 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe031_tso.i [2023-11-11 23:41:47,921 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:41:48,332 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:41:48,336 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/sv-benchmarks/c/pthread-wmm/safe031_tso.i [2023-11-11 23:41:48,366 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/data/844c09191/8e05d9686a56491492e0fc8b6d5d01e6/FLAGc4bfcc75e [2023-11-11 23:41:48,394 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/data/844c09191/8e05d9686a56491492e0fc8b6d5d01e6 [2023-11-11 23:41:48,400 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:41:48,402 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:41:48,405 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:48,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:41:48,410 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:41:48,411 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:48" (1/1) ... [2023-11-11 23:41:48,412 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@749000f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:48, skipping insertion in model container [2023-11-11 23:41:48,413 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:48" (1/1) ... [2023-11-11 23:41:48,473 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:41:48,973 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:48,999 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:41:49,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:49,133 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:49,133 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:49,141 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:41:49,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:49 WrapperNode [2023-11-11 23:41:49,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:49,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:49,144 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:41:49,144 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:41:49,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:49" (1/1) ... [2023-11-11 23:41:49,179 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:49" (1/1) ... [2023-11-11 23:41:49,212 INFO L138 Inliner]: procedures = 179, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2023-11-11 23:41:49,212 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:49,213 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:41:49,213 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:41:49,213 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:41:49,221 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:49" (1/1) ... [2023-11-11 23:41:49,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:49" (1/1) ... [2023-11-11 23:41:49,225 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:49" (1/1) ... [2023-11-11 23:41:49,226 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:49" (1/1) ... [2023-11-11 23:41:49,242 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:49" (1/1) ... [2023-11-11 23:41:49,244 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:49" (1/1) ... [2023-11-11 23:41:49,248 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:49" (1/1) ... [2023-11-11 23:41:49,250 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:49" (1/1) ... [2023-11-11 23:41:49,258 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:41:49,259 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:41:49,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:41:49,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:41:49,260 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:49" (1/1) ... [2023-11-11 23:41:49,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:49,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:41:49,349 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:41:49,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:41:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:41:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:41:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:41:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:41:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:41:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:41:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:41:49,406 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:41:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:41:49,407 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:41:49,407 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:41:49,407 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:41:49,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:41:49,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:41:49,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:41:49,412 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:41:49,631 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:41:49,653 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:41:49,926 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:41:49,970 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:41:49,980 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:41:49,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:41:49 BoogieIcfgContainer [2023-11-11 23:41:49,983 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:41:49,984 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:41:49,984 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:41:49,997 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:41:49,998 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:41:49" (1/1) ... [2023-11-11 23:41:49,999 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) [2023-11-11 23:41:50,006 INFO L158 Benchmark]: Toolchain (without parser) took 1602.79ms. Allocated memory is still 77.6MB. Free memory was 52.5MB in the beginning and 44.9MB in the end (delta: 7.6MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-11-11 23:41:50,007 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 32.6MB in the beginning and 32.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:41:50,008 INFO L158 Benchmark]: CACSL2BoogieTranslator took 737.08ms. Allocated memory is still 77.6MB. Free memory was 52.3MB in the beginning and 47.9MB in the end (delta: 4.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:41:50,009 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.35ms. Allocated memory is still 77.6MB. Free memory was 47.9MB in the beginning and 45.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:50,010 INFO L158 Benchmark]: Boogie Preprocessor took 45.00ms. Allocated memory is still 77.6MB. Free memory was 45.7MB in the beginning and 43.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:50,011 INFO L158 Benchmark]: RCFGBuilder took 724.14ms. Allocated memory is still 77.6MB. Free memory was 43.6MB in the beginning and 46.0MB in the end (delta: -2.4MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2023-11-11 23:41:50,013 INFO L158 Benchmark]: CodeCheck took 19.98ms. Allocated memory is still 77.6MB. Free memory was 46.0MB in the beginning and 44.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:50,024 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 0.23ms. Allocated memory is still 56.6MB. Free memory was 32.6MB in the beginning and 32.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 737.08ms. Allocated memory is still 77.6MB. Free memory was 52.3MB in the beginning and 47.9MB in the end (delta: 4.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.35ms. Allocated memory is still 77.6MB. Free memory was 47.9MB in the beginning and 45.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.00ms. Allocated memory is still 77.6MB. Free memory was 45.7MB in the beginning and 43.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 724.14ms. Allocated memory is still 77.6MB. Free memory was 43.6MB in the beginning and 46.0MB in the end (delta: -2.4MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * CodeCheck took 19.98ms. Allocated memory is still 77.6MB. Free memory was 46.0MB in the beginning and 44.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:41:50,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0769d210-7e99-425a-b178-9bd5a1656492/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported