./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/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_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/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_ccda3297-21db-470b-b5f1-263cc5d4855f/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 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:49:56,888 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:49:56,962 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:49:56,968 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:49:56,968 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:49:56,997 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:49:56,999 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:49:56,999 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:49:57,001 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:49:57,004 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:49:57,005 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:49:57,005 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:49:57,006 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:49:57,010 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:49:57,011 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:49:57,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:49:57,012 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:49:57,012 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:49:57,012 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:49:57,013 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:49:57,013 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:49:57,014 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:49:57,014 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:49:57,015 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:49:57,015 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:49:57,016 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:49:57,016 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:49:57,016 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:57,017 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:49:57,017 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:49:57,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:49:57,018 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:49:57,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:49:57,019 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:49:57,019 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_ccda3297-21db-470b-b5f1-263cc5d4855f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 [2023-11-11 23:49:57,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:49:57,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:49:57,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:49:57,312 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:49:57,312 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:49:57,316 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i [2023-11-11 23:50:00,364 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:50:00,724 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:50:00,725 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i [2023-11-11 23:50:00,744 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/data/a4dc28054/f864fbc9a5e541358f5a70e378212689/FLAG23b75876f [2023-11-11 23:50:00,760 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/data/a4dc28054/f864fbc9a5e541358f5a70e378212689 [2023-11-11 23:50:00,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:50:00,764 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:50:00,766 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:00,766 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:50:00,772 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:50:00,773 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:00" (1/1) ... [2023-11-11 23:50:00,774 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@357ec706 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:00, skipping insertion in model container [2023-11-11 23:50:00,774 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:00" (1/1) ... [2023-11-11 23:50:00,866 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:01,443 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:01,461 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:50:01,549 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:01,593 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:50:01,593 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:50:01,601 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:50:01,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:01 WrapperNode [2023-11-11 23:50:01,602 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:01,603 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:01,603 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:50:01,604 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:50:01,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:01" (1/1) ... [2023-11-11 23:50:01,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:01" (1/1) ... [2023-11-11 23:50:01,682 INFO L138 Inliner]: procedures = 176, calls = 74, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 139 [2023-11-11 23:50:01,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:01,683 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:50:01,683 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:50:01,683 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:50:01,693 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:01" (1/1) ... [2023-11-11 23:50:01,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:01" (1/1) ... [2023-11-11 23:50:01,699 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:01" (1/1) ... [2023-11-11 23:50:01,699 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:01" (1/1) ... [2023-11-11 23:50:01,715 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:01" (1/1) ... [2023-11-11 23:50:01,718 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:01" (1/1) ... [2023-11-11 23:50:01,722 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:01" (1/1) ... [2023-11-11 23:50:01,725 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:01" (1/1) ... [2023-11-11 23:50:01,731 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:50:01,732 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:50:01,732 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:50:01,732 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:50:01,733 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:01" (1/1) ... [2023-11-11 23:50:01,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:01,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:50:01,782 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:50:01,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:50:01,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:50:01,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:50:01,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:50:01,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:50:01,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:50:01,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:50:01,826 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:50:01,826 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:50:01,827 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:50:01,827 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:50:01,828 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:50:01,828 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:50:01,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:50:01,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:50:01,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:50:01,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:50:01,832 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 23:50:02,011 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:50:02,012 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:50:02,549 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:50:02,896 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:50:02,896 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:50:02,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:02 BoogieIcfgContainer [2023-11-11 23:50:02,899 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:50:02,900 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:50:02,900 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:50:02,911 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:50:02,911 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:02" (1/1) ... [2023-11-11 23:50:02,913 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 23:50:02,921 INFO L158 Benchmark]: Toolchain (without parser) took 2155.33ms. Allocated memory is still 169.9MB. Free memory was 137.7MB in the beginning and 84.1MB in the end (delta: 53.6MB). Peak memory consumption was 54.3MB. Max. memory is 16.1GB. [2023-11-11 23:50:02,922 INFO L158 Benchmark]: CDTParser took 2.64ms. Allocated memory is still 121.6MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:50:02,922 INFO L158 Benchmark]: CACSL2BoogieTranslator took 836.28ms. Allocated memory is still 169.9MB. Free memory was 137.2MB in the beginning and 112.5MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-11 23:50:02,923 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.40ms. Allocated memory is still 169.9MB. Free memory was 112.5MB in the beginning and 110.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:02,924 INFO L158 Benchmark]: Boogie Preprocessor took 48.18ms. Allocated memory is still 169.9MB. Free memory was 110.4MB in the beginning and 107.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:02,925 INFO L158 Benchmark]: RCFGBuilder took 1166.95ms. Allocated memory is still 169.9MB. Free memory was 107.8MB in the beginning and 85.1MB in the end (delta: 22.8MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2023-11-11 23:50:02,927 INFO L158 Benchmark]: CodeCheck took 18.59ms. Allocated memory is still 169.9MB. Free memory was 85.1MB in the beginning and 84.1MB in the end (delta: 962.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:50:02,936 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 2.64ms. Allocated memory is still 121.6MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 836.28ms. Allocated memory is still 169.9MB. Free memory was 137.2MB in the beginning and 112.5MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.40ms. Allocated memory is still 169.9MB. Free memory was 112.5MB in the beginning and 110.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.18ms. Allocated memory is still 169.9MB. Free memory was 110.4MB in the beginning and 107.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1166.95ms. Allocated memory is still 169.9MB. Free memory was 107.8MB in the beginning and 85.1MB in the end (delta: 22.8MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * CodeCheck took 18.59ms. Allocated memory is still 169.9MB. Free memory was 85.1MB in the beginning and 84.1MB in the end (delta: 962.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:50:02,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/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_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/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_ccda3297-21db-470b-b5f1-263cc5d4855f/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 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:05,654 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:05,783 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:50:05,838 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:05,840 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:50:05,841 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:50:05,842 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:05,843 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:05,845 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:05,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:50:05,851 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:05,852 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:05,853 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:05,855 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:50:05,855 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:05,856 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:50:05,857 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:50:05,857 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:50:05,858 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:50:05,858 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:50:05,859 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:50:05,860 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:05,860 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:50:05,861 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:05,861 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:05,862 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:05,862 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:50:05,863 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:50:05,864 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:50:05,864 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:05,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:05,866 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:05,867 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:05,867 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:50:05,868 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:50:05,868 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:50:05,868 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:50:05,869 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:50:05,869 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:50:05,870 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_ccda3297-21db-470b-b5f1-263cc5d4855f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 [2023-11-11 23:50:06,333 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:06,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:06,369 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:06,371 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:06,371 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:06,373 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i [2023-11-11 23:50:09,543 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:50:09,912 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:50:09,912 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i [2023-11-11 23:50:09,932 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/data/9d0156377/f03576cfb036494cb83bebafa28cf4d6/FLAGa7b6d1389 [2023-11-11 23:50:09,947 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/data/9d0156377/f03576cfb036494cb83bebafa28cf4d6 [2023-11-11 23:50:09,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:50:09,951 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:50:09,953 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:09,953 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:50:09,957 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:50:09,958 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:09" (1/1) ... [2023-11-11 23:50:09,959 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ed6b925 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:09, skipping insertion in model container [2023-11-11 23:50:09,960 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:09" (1/1) ... [2023-11-11 23:50:10,023 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:10,594 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:10,618 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:50:10,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:10,773 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:50:10,773 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:50:10,782 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:50:10,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10 WrapperNode [2023-11-11 23:50:10,783 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:10,785 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:10,785 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:50:10,785 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:50:10,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,842 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,889 INFO L138 Inliner]: procedures = 180, calls = 74, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 140 [2023-11-11 23:50:10,889 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:10,891 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:50:10,891 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:50:10,892 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:50:10,902 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,919 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,919 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,950 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,953 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,957 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,960 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,966 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:50:10,967 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:50:10,967 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:50:10,968 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:50:10,968 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:11,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:50:11,014 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:50:11,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:50:11,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:50:11,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:50:11,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:50:11,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:50:11,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:50:11,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:50:11,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:50:11,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:50:11,051 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:50:11,052 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:50:11,052 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:50:11,052 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:50:11,052 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:50:11,052 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:50:11,052 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:50:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:50:11,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:50:11,054 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 23:50:11,306 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:50:11,308 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:50:11,932 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:50:12,242 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:50:12,242 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:50:12,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:12 BoogieIcfgContainer [2023-11-11 23:50:12,246 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:50:12,248 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:50:12,248 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:50:12,258 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:50:12,259 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:12" (1/1) ... [2023-11-11 23:50:12,260 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 23:50:12,266 INFO L158 Benchmark]: Toolchain (without parser) took 2314.03ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 47.3MB in the beginning and 61.5MB in the end (delta: -14.2MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2023-11-11 23:50:12,267 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 73.4MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:50:12,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 831.18ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 47.1MB in the beginning and 59.9MB in the end (delta: -12.8MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-11-11 23:50:12,270 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.08ms. Allocated memory is still 94.4MB. Free memory was 59.9MB in the beginning and 57.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:12,272 INFO L158 Benchmark]: Boogie Preprocessor took 75.96ms. Allocated memory is still 94.4MB. Free memory was 57.5MB in the beginning and 54.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:12,272 INFO L158 Benchmark]: RCFGBuilder took 1279.31ms. Allocated memory is still 94.4MB. Free memory was 54.6MB in the beginning and 62.9MB in the end (delta: -8.3MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2023-11-11 23:50:12,274 INFO L158 Benchmark]: CodeCheck took 16.79ms. Allocated memory is still 94.4MB. Free memory was 62.3MB in the beginning and 61.5MB in the end (delta: 805.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:12,282 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 0.30ms. Allocated memory is still 73.4MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 831.18ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 47.1MB in the beginning and 59.9MB in the end (delta: -12.8MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.08ms. Allocated memory is still 94.4MB. Free memory was 59.9MB in the beginning and 57.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.96ms. Allocated memory is still 94.4MB. Free memory was 57.5MB in the beginning and 54.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1279.31ms. Allocated memory is still 94.4MB. Free memory was 54.6MB in the beginning and 62.9MB in the end (delta: -8.3MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * CodeCheck took 16.79ms. Allocated memory is still 94.4MB. Free memory was 62.3MB in the beginning and 61.5MB in the end (delta: 805.5kB). 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 23:50:12,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccda3297-21db-470b-b5f1-263cc5d4855f/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported