./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/fib_safe-7.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_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/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_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_safe-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/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_51924837-2a0a-4171-bd97-44d248e8bf33/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 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:54:52,683 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:54:52,808 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:54:52,816 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:54:52,817 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:54:52,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:54:52,856 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:54:52,856 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:54:52,858 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:54:52,863 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:54:52,864 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:54:52,865 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:54:52,865 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:54:52,867 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:54:52,867 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:54:52,868 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:54:52,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:54:52,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:54:52,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:54:52,870 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:54:52,871 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:54:52,871 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:54:52,872 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:54:52,872 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:54:52,873 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:54:52,873 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:54:52,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:54:52,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:52,875 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:54:52,876 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:54:52,877 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:54:52,878 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:54:52,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:54:52,878 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:54:52,879 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_51924837-2a0a-4171-bd97-44d248e8bf33/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 [2023-11-11 23:54:53,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:54:53,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:54:53,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:54:53,250 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:54:53,251 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:54:53,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/fib_safe-7.i [2023-11-11 23:54:56,539 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:56,902 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:56,903 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/sv-benchmarks/c/pthread/fib_safe-7.i [2023-11-11 23:54:56,927 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/data/17359a896/c91a5db35d924477b98ceaefe07d91e5/FLAG2fef174b6 [2023-11-11 23:54:56,949 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/data/17359a896/c91a5db35d924477b98ceaefe07d91e5 [2023-11-11 23:54:56,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:56,962 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:56,966 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:56,966 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:56,973 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:56,975 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:56" (1/1) ... [2023-11-11 23:54:56,976 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcda06d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:56, skipping insertion in model container [2023-11-11 23:54:56,976 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:56" (1/1) ... [2023-11-11 23:54:57,038 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:57,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:57,478 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:57,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:57,579 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:57,580 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:57,589 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:57,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:57 WrapperNode [2023-11-11 23:54:57,589 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:57,591 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:57,591 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:57,592 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:57,621 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:57" (1/1) ... [2023-11-11 23:54:57,645 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:57" (1/1) ... [2023-11-11 23:54:57,670 INFO L138 Inliner]: procedures = 165, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 82 [2023-11-11 23:54:57,671 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:57,672 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:57,672 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:57,672 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:57,698 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:57" (1/1) ... [2023-11-11 23:54:57,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:57" (1/1) ... [2023-11-11 23:54:57,702 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:57" (1/1) ... [2023-11-11 23:54:57,704 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:57" (1/1) ... [2023-11-11 23:54:57,719 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:57" (1/1) ... [2023-11-11 23:54:57,724 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:57" (1/1) ... [2023-11-11 23:54:57,734 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:57" (1/1) ... [2023-11-11 23:54:57,749 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:57" (1/1) ... [2023-11-11 23:54:57,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:57,753 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:57,753 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:57,754 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:57,754 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:57" (1/1) ... [2023-11-11 23:54:57,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:57,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:57,794 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:57,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:54:57,839 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:54:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:54:57,840 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:54:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:54:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:54:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:54:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:54:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:54:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:54:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:54:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:57,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:57,844 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 23:54:58,058 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:58,060 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:58,341 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:58,376 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:58,376 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:54:58,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:58 BoogieIcfgContainer [2023-11-11 23:54:58,379 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:54:58,380 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:54:58,381 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:54:58,392 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:54:58,392 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:58" (1/1) ... [2023-11-11 23:54:58,393 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 23:54:58,397 INFO L158 Benchmark]: Toolchain (without parser) took 1434.57ms. Allocated memory was 130.0MB in the beginning and 163.6MB in the end (delta: 33.6MB). Free memory was 79.9MB in the beginning and 114.9MB in the end (delta: -35.0MB). Peak memory consumption was 1.0MB. Max. memory is 16.1GB. [2023-11-11 23:54:58,398 INFO L158 Benchmark]: CDTParser took 0.76ms. Allocated memory is still 130.0MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:58,399 INFO L158 Benchmark]: CACSL2BoogieTranslator took 623.82ms. Allocated memory is still 130.0MB. Free memory was 79.5MB in the beginning and 60.4MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-11 23:54:58,400 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.34ms. Allocated memory was 130.0MB in the beginning and 163.6MB in the end (delta: 33.6MB). Free memory was 60.4MB in the beginning and 131.2MB in the end (delta: -70.8MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2023-11-11 23:54:58,401 INFO L158 Benchmark]: Boogie Preprocessor took 80.83ms. Allocated memory is still 163.6MB. Free memory was 131.2MB in the beginning and 132.8MB in the end (delta: -1.6MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2023-11-11 23:54:58,401 INFO L158 Benchmark]: RCFGBuilder took 626.26ms. Allocated memory is still 163.6MB. Free memory was 132.8MB in the beginning and 116.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:54:58,402 INFO L158 Benchmark]: CodeCheck took 15.00ms. Allocated memory is still 163.6MB. Free memory was 116.0MB in the beginning and 114.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:58,407 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 0.76ms. Allocated memory is still 130.0MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 623.82ms. Allocated memory is still 130.0MB. Free memory was 79.5MB in the beginning and 60.4MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.34ms. Allocated memory was 130.0MB in the beginning and 163.6MB in the end (delta: 33.6MB). Free memory was 60.4MB in the beginning and 131.2MB in the end (delta: -70.8MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.83ms. Allocated memory is still 163.6MB. Free memory was 131.2MB in the beginning and 132.8MB in the end (delta: -1.6MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * RCFGBuilder took 626.26ms. Allocated memory is still 163.6MB. Free memory was 132.8MB in the beginning and 116.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15.00ms. Allocated memory is still 163.6MB. Free memory was 116.0MB in the beginning and 114.9MB 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 23:54:58,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/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_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/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_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_safe-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/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_51924837-2a0a-4171-bd97-44d248e8bf33/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 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:01,174 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:01,270 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:55:01,302 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:01,303 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:01,304 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:01,305 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:01,305 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:01,306 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:01,307 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:01,307 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:55:01,308 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:55:01,309 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:01,309 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:01,310 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:01,311 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:01,312 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:55:01,316 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:55:01,317 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:55:01,317 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:55:01,318 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:01,323 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:55:01,324 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:01,325 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:01,325 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:01,326 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:01,326 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:55:01,327 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:01,327 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:55:01,328 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:01,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:01,330 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:01,330 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:01,331 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:01,331 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:55:01,332 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:01,332 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:01,332 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:55:01,333 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:55:01,334 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_51924837-2a0a-4171-bd97-44d248e8bf33/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 [2023-11-11 23:55:01,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:01,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:01,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:01,815 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:01,815 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:01,817 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/fib_safe-7.i [2023-11-11 23:55:05,021 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:05,423 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:05,424 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/sv-benchmarks/c/pthread/fib_safe-7.i [2023-11-11 23:55:05,459 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/data/ad9296ae7/4d24e5735725441aab26e142d92530c8/FLAG427ab9683 [2023-11-11 23:55:05,476 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/data/ad9296ae7/4d24e5735725441aab26e142d92530c8 [2023-11-11 23:55:05,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:05,483 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:05,486 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:05,487 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:05,492 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:05,493 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:05" (1/1) ... [2023-11-11 23:55:05,496 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca14214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:05, skipping insertion in model container [2023-11-11 23:55:05,497 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:05" (1/1) ... [2023-11-11 23:55:05,567 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:05,919 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:05,933 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:05,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:06,041 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:06,042 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:06,050 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:06,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06 WrapperNode [2023-11-11 23:55:06,051 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:06,052 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:06,052 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:06,052 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:06,060 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,113 INFO L138 Inliner]: procedures = 168, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 82 [2023-11-11 23:55:06,115 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:06,116 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:06,117 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:06,118 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:06,128 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,147 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,147 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,162 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,175 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,184 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,198 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,203 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:06,204 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:06,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:06,204 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:06,205 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:06,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:06,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:06,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:06,282 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:55:06,283 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:55:06,283 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:55:06,283 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:55:06,284 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:55:06,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:06,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:55:06,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:55:06,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:55:06,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:55:06,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:55:06,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:06,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:06,287 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 23:55:06,449 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:06,452 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:06,712 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:06,746 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:06,746 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:55:06,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:06 BoogieIcfgContainer [2023-11-11 23:55:06,749 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:06,750 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:06,750 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:06,767 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:06,768 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,770 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 23:55:06,777 INFO L158 Benchmark]: Toolchain (without parser) took 1295.34ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 44.0MB in the beginning and 39.8MB in the end (delta: 4.2MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2023-11-11 23:55:06,778 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:06,779 INFO L158 Benchmark]: CACSL2BoogieTranslator took 564.74ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 43.8MB in the beginning and 62.9MB in the end (delta: -19.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2023-11-11 23:55:06,780 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.63ms. Allocated memory is still 92.3MB. Free memory was 62.9MB in the beginning and 60.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:06,783 INFO L158 Benchmark]: Boogie Preprocessor took 86.92ms. Allocated memory is still 92.3MB. Free memory was 60.8MB in the beginning and 58.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:06,784 INFO L158 Benchmark]: RCFGBuilder took 545.36ms. Allocated memory is still 92.3MB. Free memory was 58.7MB in the beginning and 41.0MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-11 23:55:06,785 INFO L158 Benchmark]: CodeCheck took 24.58ms. Allocated memory is still 92.3MB. Free memory was 41.0MB in the beginning and 39.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:06,798 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 0.34ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 564.74ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 43.8MB in the beginning and 62.9MB in the end (delta: -19.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.63ms. Allocated memory is still 92.3MB. Free memory was 62.9MB in the beginning and 60.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.92ms. Allocated memory is still 92.3MB. Free memory was 60.8MB in the beginning and 58.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 545.36ms. Allocated memory is still 92.3MB. Free memory was 58.7MB in the beginning and 41.0MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 24.58ms. Allocated memory is still 92.3MB. Free memory was 41.0MB in the beginning and 39.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:55:06,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51924837-2a0a-4171-bd97-44d248e8bf33/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