./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_01-simple_racing.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_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/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_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_01-simple_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/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_358b316a-7ee1-4cf4-abb3-3574ffd63345/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 eddb66a74cd149f880832378d52d5c02c94fd6efcf2d83aeade11bcdaaabe426 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:27,991 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:52:28,069 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:52:28,073 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:52:28,074 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:52:28,098 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:52:28,099 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:52:28,100 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:52:28,101 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:52:28,102 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:52:28,102 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:52:28,103 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:52:28,103 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:52:28,104 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:52:28,105 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:52:28,105 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:52:28,106 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:52:28,106 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:52:28,107 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:52:28,107 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:52:28,108 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:52:28,109 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:52:28,109 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:52:28,110 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:52:28,111 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:52:28,111 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:52:28,112 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:52:28,113 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:28,113 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:52:28,114 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:52:28,115 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:52:28,115 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:52:28,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:52:28,116 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:52:28,117 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_358b316a-7ee1-4cf4-abb3-3574ffd63345/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eddb66a74cd149f880832378d52d5c02c94fd6efcf2d83aeade11bcdaaabe426 [2023-11-11 23:52:28,406 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:52:28,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:52:28,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:52:28,447 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:52:28,449 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:52:28,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/goblint-regression/28-race_reach_01-simple_racing.i [2023-11-11 23:52:31,568 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:31,926 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:31,929 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/sv-benchmarks/c/goblint-regression/28-race_reach_01-simple_racing.i [2023-11-11 23:52:31,954 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/data/a62022e73/b21651696e944301b8f3ace60bbb9aca/FLAGf19675259 [2023-11-11 23:52:31,970 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/data/a62022e73/b21651696e944301b8f3ace60bbb9aca [2023-11-11 23:52:31,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:31,980 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:31,984 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:31,984 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:31,989 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:31,992 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:31" (1/1) ... [2023-11-11 23:52:31,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bca81cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:31, skipping insertion in model container [2023-11-11 23:52:31,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:31" (1/1) ... [2023-11-11 23:52:32,059 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:32,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:32,500 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:32,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:32,634 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:32,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32 WrapperNode [2023-11-11 23:52:32,635 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:32,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:32,636 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:32,636 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:32,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,711 INFO L138 Inliner]: procedures = 170, calls = 37, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2023-11-11 23:52:32,713 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:32,713 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:32,714 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:32,714 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:32,724 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,734 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,734 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,741 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,747 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,749 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:32,753 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:32,754 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:32,754 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:32,755 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:32" (1/1) ... [2023-11-11 23:52:32,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:32,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:32,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:32,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:32,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:52:32,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:52:32,854 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:52:32,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:52:32,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:52:32,855 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-11 23:52:32,856 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-11 23:52:32,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:52:32,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:52:32,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:32,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:32,858 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 23:52:32,992 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:32,994 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:33,269 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:33,278 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:33,278 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-11 23:52:33,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:33 BoogieIcfgContainer [2023-11-11 23:52:33,281 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:33,282 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:33,282 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:33,291 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:33,291 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:33" (1/1) ... [2023-11-11 23:52:33,292 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 23:52:33,297 INFO L158 Benchmark]: Toolchain (without parser) took 1316.54ms. Allocated memory is still 159.4MB. Free memory was 115.3MB in the beginning and 74.5MB in the end (delta: 40.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-11 23:52:33,298 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 113.2MB. Free memory was 67.1MB in the beginning and 67.0MB in the end (delta: 105.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:52:33,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 651.20ms. Allocated memory is still 159.4MB. Free memory was 115.3MB in the beginning and 95.5MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-11 23:52:33,299 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.89ms. Allocated memory is still 159.4MB. Free memory was 95.5MB in the beginning and 93.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:33,300 INFO L158 Benchmark]: Boogie Preprocessor took 39.25ms. Allocated memory is still 159.4MB. Free memory was 93.4MB in the beginning and 91.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:33,301 INFO L158 Benchmark]: RCFGBuilder took 527.76ms. Allocated memory is still 159.4MB. Free memory was 91.3MB in the beginning and 75.5MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:52:33,301 INFO L158 Benchmark]: CodeCheck took 13.49ms. Allocated memory is still 159.4MB. Free memory was 75.5MB in the beginning and 74.5MB in the end (delta: 960.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:52:33,305 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 0.67ms. Allocated memory is still 113.2MB. Free memory was 67.1MB in the beginning and 67.0MB in the end (delta: 105.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 651.20ms. Allocated memory is still 159.4MB. Free memory was 115.3MB in the beginning and 95.5MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.89ms. Allocated memory is still 159.4MB. Free memory was 95.5MB in the beginning and 93.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.25ms. Allocated memory is still 159.4MB. Free memory was 93.4MB in the beginning and 91.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 527.76ms. Allocated memory is still 159.4MB. Free memory was 91.3MB in the beginning and 75.5MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 13.49ms. Allocated memory is still 159.4MB. Free memory was 75.5MB in the beginning and 74.5MB in the end (delta: 960.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:52:33,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/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_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/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_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_01-simple_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/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_358b316a-7ee1-4cf4-abb3-3574ffd63345/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 eddb66a74cd149f880832378d52d5c02c94fd6efcf2d83aeade11bcdaaabe426 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:36,049 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:52:36,199 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:52:36,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:52:36,258 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:52:36,259 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:52:36,260 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:52:36,261 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:52:36,262 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:52:36,267 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:52:36,268 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:52:36,268 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:52:36,269 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:52:36,270 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:52:36,271 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:52:36,271 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:52:36,272 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:52:36,272 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:52:36,272 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:52:36,273 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:52:36,273 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:52:36,274 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:52:36,274 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:52:36,275 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:52:36,275 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:52:36,276 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:52:36,276 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:52:36,276 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:36,277 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:52:36,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:52:36,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:36,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:52:36,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:52:36,280 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:52:36,280 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:52:36,280 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:36,280 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:52:36,281 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:52:36,281 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:52:36,282 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_358b316a-7ee1-4cf4-abb3-3574ffd63345/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eddb66a74cd149f880832378d52d5c02c94fd6efcf2d83aeade11bcdaaabe426 [2023-11-11 23:52:36,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:52:36,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:52:36,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:52:36,699 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:52:36,700 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:52:36,701 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/goblint-regression/28-race_reach_01-simple_racing.i [2023-11-11 23:52:39,891 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:40,306 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:40,307 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/sv-benchmarks/c/goblint-regression/28-race_reach_01-simple_racing.i [2023-11-11 23:52:40,323 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/data/d56a30b1b/279000fd9acd4fa2ad146f7f0e1d272e/FLAG63a72ffc5 [2023-11-11 23:52:40,338 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/data/d56a30b1b/279000fd9acd4fa2ad146f7f0e1d272e [2023-11-11 23:52:40,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:40,342 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:40,344 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:40,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:40,349 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:40,349 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:40" (1/1) ... [2023-11-11 23:52:40,350 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d9057f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:40, skipping insertion in model container [2023-11-11 23:52:40,351 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:40" (1/1) ... [2023-11-11 23:52:40,393 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:40,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:40,817 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:40,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:40,913 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:40,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:40 WrapperNode [2023-11-11 23:52:40,914 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:40,915 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:40,915 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:40,916 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:40,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:40" (1/1) ... [2023-11-11 23:52:40,955 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:40" (1/1) ... [2023-11-11 23:52:41,005 INFO L138 Inliner]: procedures = 174, calls = 37, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 88 [2023-11-11 23:52:41,006 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:41,007 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:41,007 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:41,007 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:41,017 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:40" (1/1) ... [2023-11-11 23:52:41,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:40" (1/1) ... [2023-11-11 23:52:41,031 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:40" (1/1) ... [2023-11-11 23:52:41,042 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:40" (1/1) ... [2023-11-11 23:52:41,064 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:40" (1/1) ... [2023-11-11 23:52:41,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:40" (1/1) ... [2023-11-11 23:52:41,072 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:40" (1/1) ... [2023-11-11 23:52:41,078 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:40" (1/1) ... [2023-11-11 23:52:41,082 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:41,083 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:41,083 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:41,083 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:41,084 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:40" (1/1) ... [2023-11-11 23:52:41,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:41,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:41,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:41,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:52:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:52:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:52:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:52:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-11 23:52:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-11 23:52:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:52:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:52:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:52:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:52:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:41,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:41,156 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 23:52:41,325 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:41,327 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:41,677 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:41,686 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:41,686 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-11 23:52:41,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:41 BoogieIcfgContainer [2023-11-11 23:52:41,689 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:41,690 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:41,690 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:41,701 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:41,701 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:41" (1/1) ... [2023-11-11 23:52:41,702 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 23:52:41,707 INFO L158 Benchmark]: Toolchain (without parser) took 1363.97ms. Allocated memory is still 90.2MB. Free memory was 64.5MB in the beginning and 47.3MB in the end (delta: 17.3MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-11-11 23:52:41,708 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 90.2MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:52:41,708 INFO L158 Benchmark]: CACSL2BoogieTranslator took 570.69ms. Allocated memory is still 90.2MB. Free memory was 64.2MB in the beginning and 43.3MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-11 23:52:41,709 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.08ms. Allocated memory is still 90.2MB. Free memory was 43.3MB in the beginning and 67.6MB in the end (delta: -24.4MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2023-11-11 23:52:41,710 INFO L158 Benchmark]: Boogie Preprocessor took 74.91ms. Allocated memory is still 90.2MB. Free memory was 67.6MB in the beginning and 65.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:41,711 INFO L158 Benchmark]: RCFGBuilder took 606.35ms. Allocated memory is still 90.2MB. Free memory was 65.5MB in the beginning and 48.3MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:52:41,711 INFO L158 Benchmark]: CodeCheck took 15.38ms. Allocated memory is still 90.2MB. Free memory was 48.3MB in the beginning and 47.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:41,715 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 90.2MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 570.69ms. Allocated memory is still 90.2MB. Free memory was 64.2MB in the beginning and 43.3MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.08ms. Allocated memory is still 90.2MB. Free memory was 43.3MB in the beginning and 67.6MB in the end (delta: -24.4MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.91ms. Allocated memory is still 90.2MB. Free memory was 67.6MB in the beginning and 65.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 606.35ms. Allocated memory is still 90.2MB. Free memory was 65.5MB in the beginning and 48.3MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15.38ms. Allocated memory is still 90.2MB. Free memory was 48.3MB in the beginning and 47.3MB in the end (delta: 1.0MB). 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 23:52:41,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358b316a-7ee1-4cf4-abb3-3574ffd63345/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