./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/triangular-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/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_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/triangular-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9ca4ad6de5ce46f9737c47ccc55c2628eaef135acf1b94c234f6d96d13f1ccb1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:40:42,054 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:40:42,171 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:40:42,181 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:40:42,183 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:40:42,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:40:42,228 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:40:42,229 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:40:42,230 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:40:42,236 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:40:42,238 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:40:42,239 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:40:42,240 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:40:42,242 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:40:42,242 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:40:42,243 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:40:42,244 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:40:42,244 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:40:42,245 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:40:42,245 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:40:42,246 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:40:42,247 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:40:42,247 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:40:42,248 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:40:42,249 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:40:42,250 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:42,251 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:40:42,251 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:40:42,252 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:40:42,252 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:40:42,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:40:42,254 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:40:42,255 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_defff2b0-e61a-4ced-ace8-7da3c8af9fba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ca4ad6de5ce46f9737c47ccc55c2628eaef135acf1b94c234f6d96d13f1ccb1 [2023-11-11 23:40:42,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:40:42,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:40:42,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:40:42,631 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:40:42,632 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:40:42,633 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/triangular-2.i [2023-11-11 23:40:45,742 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:40:46,070 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:40:46,093 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/sv-benchmarks/c/pthread/triangular-2.i [2023-11-11 23:40:46,110 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/data/9160d1310/6ce9e08482a544dca04c5fc084bf8dd1/FLAGe1537fc9c [2023-11-11 23:40:46,125 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/data/9160d1310/6ce9e08482a544dca04c5fc084bf8dd1 [2023-11-11 23:40:46,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:40:46,129 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:40:46,131 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:40:46,131 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:40:46,136 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:40:46,137 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,138 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216cf91e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46, skipping insertion in model container [2023-11-11 23:40:46,138 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,192 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:40:46,575 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2023-11-11 23:40:46,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:40:46,593 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:40:46,657 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2023-11-11 23:40:46,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:40:46,705 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:46,705 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:46,713 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:40:46,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46 WrapperNode [2023-11-11 23:40:46,714 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:40:46,716 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:40:46,716 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:40:46,717 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:40:46,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,761 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,787 INFO L138 Inliner]: procedures = 169, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 46 [2023-11-11 23:40:46,793 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:40:46,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:40:46,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:40:46,801 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:40:46,812 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,815 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,815 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,822 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,826 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,829 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,830 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,834 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:40:46,835 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:40:46,835 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:40:46,835 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:40:46,836 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:46,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:40:46,876 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:40:46,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:40:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:40:46,916 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:40:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:40:46,916 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:40:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:40:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:40:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:40:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:40:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:40:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:40:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:40:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:40:46,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:40:46,921 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 23:40:47,058 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:40:47,060 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:40:47,224 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:40:47,232 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:40:47,232 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:40:47,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:40:47 BoogieIcfgContainer [2023-11-11 23:40:47,235 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:40:47,236 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:40:47,236 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:40:47,247 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:40:47,248 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:40:47" (1/1) ... [2023-11-11 23:40:47,249 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 23:40:47,260 INFO L158 Benchmark]: Toolchain (without parser) took 1129.00ms. Allocated memory is still 148.9MB. Free memory was 115.9MB in the beginning and 79.1MB in the end (delta: 36.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-11 23:40:47,260 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory is still 66.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:40:47,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 583.85ms. Allocated memory is still 148.9MB. Free memory was 115.4MB in the beginning and 95.9MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-11 23:40:47,264 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.25ms. Allocated memory is still 148.9MB. Free memory was 95.9MB in the beginning and 94.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:40:47,265 INFO L158 Benchmark]: Boogie Preprocessor took 38.41ms. Allocated memory is still 148.9MB. Free memory was 94.4MB in the beginning and 92.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:40:47,266 INFO L158 Benchmark]: RCFGBuilder took 400.58ms. Allocated memory is still 148.9MB. Free memory was 92.8MB in the beginning and 80.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:40:47,267 INFO L158 Benchmark]: CodeCheck took 21.39ms. Allocated memory is still 148.9MB. Free memory was 80.3MB in the beginning and 79.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:40:47,272 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 0.35ms. Allocated memory is still 111.1MB. Free memory is still 66.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 583.85ms. Allocated memory is still 148.9MB. Free memory was 115.4MB in the beginning and 95.9MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.25ms. Allocated memory is still 148.9MB. Free memory was 95.9MB in the beginning and 94.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.41ms. Allocated memory is still 148.9MB. Free memory was 94.4MB in the beginning and 92.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 400.58ms. Allocated memory is still 148.9MB. Free memory was 92.8MB in the beginning and 80.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 21.39ms. Allocated memory is still 148.9MB. Free memory was 80.3MB in the beginning and 79.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:40:47,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/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 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_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/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_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/triangular-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9ca4ad6de5ce46f9737c47ccc55c2628eaef135acf1b94c234f6d96d13f1ccb1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:40:50,109 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:40:50,224 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-11 23:40:50,279 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:40:50,280 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:40:50,281 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:40:50,282 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:40:50,282 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:40:50,283 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:40:50,284 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:40:50,284 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:40:50,285 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:40:50,286 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:40:50,286 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:40:50,287 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:40:50,288 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:40:50,288 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:40:50,289 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:40:50,289 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:40:50,290 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:40:50,290 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:40:50,291 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:40:50,292 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:40:50,292 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:40:50,293 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:40:50,293 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:40:50,294 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:40:50,294 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:40:50,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:50,296 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:40:50,296 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:40:50,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:40:50,297 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:40:50,297 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:40:50,297 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:40:50,298 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:40:50,298 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:40:50,298 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_defff2b0-e61a-4ced-ace8-7da3c8af9fba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ca4ad6de5ce46f9737c47ccc55c2628eaef135acf1b94c234f6d96d13f1ccb1 [2023-11-11 23:40:50,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:40:50,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:40:50,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:40:50,742 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:40:50,743 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:40:50,744 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/triangular-2.i [2023-11-11 23:40:53,985 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:40:54,402 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:40:54,402 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/sv-benchmarks/c/pthread/triangular-2.i [2023-11-11 23:40:54,420 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/data/4279561fb/0c45b8a7513047a38ed23dfc0b994c6a/FLAG5b41c384f [2023-11-11 23:40:54,442 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/data/4279561fb/0c45b8a7513047a38ed23dfc0b994c6a [2023-11-11 23:40:54,444 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:40:54,450 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:40:54,454 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:40:54,455 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:40:54,459 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:40:54,461 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:54" (1/1) ... [2023-11-11 23:40:54,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28da27a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:54, skipping insertion in model container [2023-11-11 23:40:54,463 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:54" (1/1) ... [2023-11-11 23:40:54,509 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:40:55,056 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2023-11-11 23:40:55,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:40:55,083 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:40:55,170 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2023-11-11 23:40:55,171 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:40:55,269 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:55,270 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:55,278 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:40:55,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:55 WrapperNode [2023-11-11 23:40:55,279 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:40:55,280 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:40:55,280 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:40:55,281 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:40:55,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:55" (1/1) ... [2023-11-11 23:40:55,325 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:55" (1/1) ... [2023-11-11 23:40:55,361 INFO L138 Inliner]: procedures = 172, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2023-11-11 23:40:55,361 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:40:55,362 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:40:55,362 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:40:55,362 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:40:55,372 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:55" (1/1) ... [2023-11-11 23:40:55,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:55" (1/1) ... [2023-11-11 23:40:55,389 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:55" (1/1) ... [2023-11-11 23:40:55,398 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:55" (1/1) ... [2023-11-11 23:40:55,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:55" (1/1) ... [2023-11-11 23:40:55,424 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:55" (1/1) ... [2023-11-11 23:40:55,427 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:55" (1/1) ... [2023-11-11 23:40:55,437 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:55" (1/1) ... [2023-11-11 23:40:55,441 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:40:55,442 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:40:55,442 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:40:55,443 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:40:55,444 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:55" (1/1) ... [2023-11-11 23:40:55,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:55,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:40:55,503 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:40:55,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:40:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:40:55,563 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:40:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:40:55,563 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:40:55,564 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:40:55,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:40:55,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:40:55,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:40:55,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:40:55,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:40:55,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:40:55,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:40:55,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:40:55,569 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 23:40:55,775 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:40:55,777 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:40:55,950 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:40:55,958 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:40:55,958 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:40:55,961 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:40:55 BoogieIcfgContainer [2023-11-11 23:40:55,961 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:40:55,962 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:40:55,962 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:40:55,973 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:40:55,974 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:40:55" (1/1) ... [2023-11-11 23:40:55,975 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 23:40:55,982 INFO L158 Benchmark]: Toolchain (without parser) took 1531.51ms. Allocated memory is still 81.8MB. Free memory was 57.2MB in the beginning and 35.9MB in the end (delta: 21.3MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-11-11 23:40:55,983 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:40:55,984 INFO L158 Benchmark]: CACSL2BoogieTranslator took 824.89ms. Allocated memory is still 81.8MB. Free memory was 57.0MB in the beginning and 54.5MB in the end (delta: 2.5MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2023-11-11 23:40:55,985 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.21ms. Allocated memory is still 81.8MB. Free memory was 54.5MB in the beginning and 52.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:40:55,986 INFO L158 Benchmark]: Boogie Preprocessor took 79.53ms. Allocated memory is still 81.8MB. Free memory was 52.5MB in the beginning and 50.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:40:55,988 INFO L158 Benchmark]: RCFGBuilder took 519.12ms. Allocated memory is still 81.8MB. Free memory was 50.3MB in the beginning and 37.0MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:40:55,988 INFO L158 Benchmark]: CodeCheck took 18.14ms. Allocated memory is still 81.8MB. Free memory was 37.0MB in the beginning and 35.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:40:55,998 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 0.32ms. Allocated memory is still 58.7MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 824.89ms. Allocated memory is still 81.8MB. Free memory was 57.0MB in the beginning and 54.5MB in the end (delta: 2.5MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.21ms. Allocated memory is still 81.8MB. Free memory was 54.5MB in the beginning and 52.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.53ms. Allocated memory is still 81.8MB. Free memory was 52.5MB in the beginning and 50.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 519.12ms. Allocated memory is still 81.8MB. Free memory was 50.3MB in the beginning and 37.0MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 18.14ms. Allocated memory is still 81.8MB. Free memory was 37.0MB in the beginning and 35.9MB 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 23:40:56,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defff2b0-e61a-4ced-ace8-7da3c8af9fba/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