./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL --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 6efa0097353392a416215c2535cfc6cdc34364d9b0eb2844e37da9edef467642 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:49:09,663 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:49:09,781 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:49:09,790 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:49:09,791 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:49:09,825 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:49:09,826 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:49:09,826 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:49:09,828 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:49:09,832 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:49:09,834 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:49:09,834 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:49:09,835 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:49:09,836 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:49:09,837 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:49:09,837 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:49:09,838 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:49:09,838 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:49:09,839 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:49:09,839 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:49:09,840 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:49:09,840 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:49:09,841 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:49:09,841 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:49:09,842 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:49:09,842 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:49:09,843 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:49:09,844 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:49:09,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:09,845 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:49:09,846 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:49:09,846 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:49:09,847 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:49:09,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:49:09,847 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:49:09,848 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_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6efa0097353392a416215c2535cfc6cdc34364d9b0eb2844e37da9edef467642 [2023-11-19 02:49:10,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:49:10,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:49:10,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:49:10,199 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:49:10,200 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:49:10,201 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2023-11-19 02:49:13,611 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:49:14,063 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:49:14,064 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2023-11-19 02:49:14,101 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/data/127ab0b37/5850e7c24f4242a8b13dc784db4948d2/FLAG7f6b74e63 [2023-11-19 02:49:14,123 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/data/127ab0b37/5850e7c24f4242a8b13dc784db4948d2 [2023-11-19 02:49:14,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:49:14,133 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:49:14,138 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:14,138 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:49:14,145 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:49:14,147 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,148 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@184cb03d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14, skipping insertion in model container [2023-11-19 02:49:14,148 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,241 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:49:14,987 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:14,988 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:14,989 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:14,990 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:15,051 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:15,096 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:49:15,171 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:15,174 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:15,176 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:15,178 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:15,209 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:15,337 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:49:15,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:15 WrapperNode [2023-11-19 02:49:15,338 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:15,340 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:15,340 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:49:15,340 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:49:15,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:15" (1/1) ... [2023-11-19 02:49:15,392 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:15" (1/1) ... [2023-11-19 02:49:15,463 INFO L138 Inliner]: procedures = 278, calls = 52, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 208 [2023-11-19 02:49:15,465 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:15,466 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:49:15,466 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:49:15,466 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:49:15,478 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:15" (1/1) ... [2023-11-19 02:49:15,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:15" (1/1) ... [2023-11-19 02:49:15,493 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:15" (1/1) ... [2023-11-19 02:49:15,493 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:15" (1/1) ... [2023-11-19 02:49:15,541 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:15" (1/1) ... [2023-11-19 02:49:15,546 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:15" (1/1) ... [2023-11-19 02:49:15,552 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:15" (1/1) ... [2023-11-19 02:49:15,557 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:15" (1/1) ... [2023-11-19 02:49:15,566 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:49:15,567 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:49:15,567 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:49:15,567 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:49:15,573 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:15" (1/1) ... [2023-11-19 02:49:15,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:15,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:49:15,601 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:49:15,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:49:15,638 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:49:15,639 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:49:15,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:49:15,639 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 02:49:15,639 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 02:49:15,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:49:15,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:49:15,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:49:15,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:49:15,640 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:49:15,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:49:15,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:49:15,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:49:15,641 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-19 02:49:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-19 02:49:15,641 INFO L130 BoogieDeclarations]: Found specification of procedure lookup [2023-11-19 02:49:15,642 INFO L138 BoogieDeclarations]: Found implementation of procedure lookup [2023-11-19 02:49:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:49:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:49:15,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:49:15,644 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:49:15,805 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:49:15,807 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:49:16,284 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:49:16,296 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:49:16,296 INFO L302 CfgBuilder]: Removed 16 assume(true) statements. [2023-11-19 02:49:16,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:16 BoogieIcfgContainer [2023-11-19 02:49:16,301 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:49:16,302 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:49:16,302 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:49:16,312 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:49:16,312 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:16" (1/1) ... [2023-11-19 02:49:16,313 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:49:16,317 INFO L158 Benchmark]: Toolchain (without parser) took 2183.34ms. Allocated memory is still 172.0MB. Free memory was 122.4MB in the beginning and 129.3MB in the end (delta: -6.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:49:16,318 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 136.3MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:49:16,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1200.80ms. Allocated memory is still 172.0MB. Free memory was 122.4MB in the beginning and 91.6MB in the end (delta: 30.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 02:49:16,319 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.41ms. Allocated memory is still 172.0MB. Free memory was 91.6MB in the beginning and 88.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:49:16,320 INFO L158 Benchmark]: Boogie Preprocessor took 100.33ms. Allocated memory is still 172.0MB. Free memory was 88.2MB in the beginning and 86.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:49:16,320 INFO L158 Benchmark]: RCFGBuilder took 734.87ms. Allocated memory is still 172.0MB. Free memory was 86.1MB in the beginning and 130.4MB in the end (delta: -44.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 02:49:16,321 INFO L158 Benchmark]: CodeCheck took 13.35ms. Allocated memory is still 172.0MB. Free memory was 130.4MB in the beginning and 129.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:49:16,328 INFO L338 ainManager$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 0.20ms. Allocated memory is still 136.3MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1200.80ms. Allocated memory is still 172.0MB. Free memory was 122.4MB in the beginning and 91.6MB in the end (delta: 30.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.41ms. Allocated memory is still 172.0MB. Free memory was 91.6MB in the beginning and 88.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 100.33ms. Allocated memory is still 172.0MB. Free memory was 88.2MB in the beginning and 86.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 734.87ms. Allocated memory is still 172.0MB. Free memory was 86.1MB in the beginning and 130.4MB in the end (delta: -44.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 13.35ms. Allocated memory is still 172.0MB. Free memory was 130.4MB in the beginning and 129.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:49:16,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL --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 6efa0097353392a416215c2535cfc6cdc34364d9b0eb2844e37da9edef467642 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:49:18,976 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:49:19,091 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 02:49:19,159 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:49:19,160 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:49:19,161 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:49:19,162 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:49:19,162 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:49:19,164 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:49:19,168 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:49:19,169 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:49:19,170 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:49:19,170 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:49:19,172 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:49:19,172 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:49:19,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:49:19,173 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:49:19,174 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:49:19,174 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:49:19,175 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:49:19,176 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:49:19,176 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:49:19,177 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:49:19,177 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:49:19,178 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:49:19,178 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:49:19,179 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:49:19,179 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:49:19,179 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:49:19,180 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:49:19,181 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:19,182 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:49:19,182 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:49:19,182 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:49:19,183 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:49:19,183 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:49:19,183 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:49:19,184 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:49:19,184 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:49:19,185 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_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6efa0097353392a416215c2535cfc6cdc34364d9b0eb2844e37da9edef467642 [2023-11-19 02:49:19,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:49:19,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:49:19,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:49:19,636 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:49:19,637 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:49:19,638 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2023-11-19 02:49:22,940 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:49:23,360 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:49:23,360 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2023-11-19 02:49:23,384 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/data/ff747c47b/01d8bea0a2b74426bc46eda05f5b5653/FLAGf197543ab [2023-11-19 02:49:23,405 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/data/ff747c47b/01d8bea0a2b74426bc46eda05f5b5653 [2023-11-19 02:49:23,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:49:23,412 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:49:23,415 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:23,415 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:49:23,420 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:49:23,421 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:23" (1/1) ... [2023-11-19 02:49:23,422 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b3a56df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:23, skipping insertion in model container [2023-11-19 02:49:23,422 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:23" (1/1) ... [2023-11-19 02:49:23,502 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:49:24,085 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:24,086 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:24,086 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:24,088 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:24,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:24,164 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 02:49:24,189 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:49:24,234 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:24,235 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:24,235 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:24,236 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:24,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:24,258 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:49:24,294 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:24,294 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:24,294 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:24,295 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 02:49:24,322 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:24,395 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:49:24,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:24 WrapperNode [2023-11-19 02:49:24,396 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:24,397 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:24,397 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:49:24,397 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:49:24,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:24" (1/1) ... [2023-11-19 02:49:24,430 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:24" (1/1) ... [2023-11-19 02:49:24,470 INFO L138 Inliner]: procedures = 282, calls = 52, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 207 [2023-11-19 02:49:24,470 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:24,471 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:49:24,471 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:49:24,472 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:49:24,489 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:24" (1/1) ... [2023-11-19 02:49:24,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:24" (1/1) ... [2023-11-19 02:49:24,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:24" (1/1) ... [2023-11-19 02:49:24,497 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:24" (1/1) ... [2023-11-19 02:49:24,514 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:24" (1/1) ... [2023-11-19 02:49:24,519 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:24" (1/1) ... [2023-11-19 02:49:24,524 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:24" (1/1) ... [2023-11-19 02:49:24,527 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:24" (1/1) ... [2023-11-19 02:49:24,533 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:49:24,534 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:49:24,534 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:49:24,534 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:49:24,535 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:24" (1/1) ... [2023-11-19 02:49:24,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:24,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:49:24,582 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:49:24,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:49:24,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:49:24,615 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:49:24,615 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:49:24,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:49:24,615 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 02:49:24,615 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 02:49:24,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:49:24,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:49:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:49:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:49:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 02:49:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:49:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:49:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:49:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:49:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-19 02:49:24,618 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-19 02:49:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure lookup [2023-11-19 02:49:24,620 INFO L138 BoogieDeclarations]: Found implementation of procedure lookup [2023-11-19 02:49:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:49:24,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:49:24,625 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:49:24,823 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:49:24,825 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:49:25,672 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:49:25,683 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:49:25,688 INFO L302 CfgBuilder]: Removed 16 assume(true) statements. [2023-11-19 02:49:25,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:25 BoogieIcfgContainer [2023-11-19 02:49:25,697 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:49:25,699 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:49:25,699 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:49:25,708 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:49:25,709 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:25" (1/1) ... [2023-11-19 02:49:25,710 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:49:25,717 INFO L158 Benchmark]: Toolchain (without parser) took 2303.63ms. Allocated memory is still 94.4MB. Free memory was 67.7MB in the beginning and 51.8MB in the end (delta: 15.9MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2023-11-19 02:49:25,717 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 67.1MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:49:25,718 INFO L158 Benchmark]: CACSL2BoogieTranslator took 981.11ms. Allocated memory is still 94.4MB. Free memory was 67.5MB in the beginning and 50.8MB in the end (delta: 16.7MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-11-19 02:49:25,719 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.68ms. Allocated memory is still 94.4MB. Free memory was 50.8MB in the beginning and 47.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:49:25,720 INFO L158 Benchmark]: Boogie Preprocessor took 61.89ms. Allocated memory is still 94.4MB. Free memory was 47.6MB in the beginning and 44.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:49:25,721 INFO L158 Benchmark]: RCFGBuilder took 1163.28ms. Allocated memory is still 94.4MB. Free memory was 44.5MB in the beginning and 53.1MB in the end (delta: -8.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 02:49:25,722 INFO L158 Benchmark]: CodeCheck took 16.14ms. Allocated memory is still 94.4MB. Free memory was 52.5MB in the beginning and 51.8MB in the end (delta: 687.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:49:25,732 INFO L338 ainManager$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 0.26ms. Allocated memory is still 67.1MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 981.11ms. Allocated memory is still 94.4MB. Free memory was 67.5MB in the beginning and 50.8MB in the end (delta: 16.7MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.68ms. Allocated memory is still 94.4MB. Free memory was 50.8MB in the beginning and 47.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.89ms. Allocated memory is still 94.4MB. Free memory was 47.6MB in the beginning and 44.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1163.28ms. Allocated memory is still 94.4MB. Free memory was 44.5MB in the beginning and 53.1MB in the end (delta: -8.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 16.14ms. Allocated memory is still 94.4MB. Free memory was 52.5MB in the beginning and 51.8MB in the end (delta: 687.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:49:25,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0acfdd57-8ddf-4d17-bd98-b278df3edb33/bin/ukojak-verify-G8NBE6pJGL/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