./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC --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 e0114971c55bb3ac56cba53b1f36a4abfb42729c079f90200b21654f0e6a33fd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:25:47,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:25:47,906 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:25:47,915 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:25:47,916 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:25:47,960 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:25:47,961 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:25:47,962 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:25:47,963 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:25:47,968 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:25:47,969 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:25:47,969 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:25:47,970 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:25:47,972 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:25:47,973 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:25:47,974 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:25:47,974 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:25:47,975 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:25:47,975 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:25:47,975 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:25:47,976 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:25:47,976 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:25:47,977 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:25:47,977 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:25:47,978 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:25:47,979 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:25:47,979 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:25:47,980 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:25:47,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:47,981 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:25:47,982 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:25:47,982 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:25:47,983 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:25:47,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:25:47,983 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:25:47,983 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_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0114971c55bb3ac56cba53b1f36a4abfb42729c079f90200b21654f0e6a33fd [2023-11-23 20:25:48,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:25:48,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:25:48,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:25:48,330 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:25:48,331 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:25:48,333 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c [2023-11-23 20:25:51,461 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:25:51,689 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:25:51,690 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c [2023-11-23 20:25:51,698 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/data/f82fe4a88/fa3ec2b84e164278a928f2be6899156d/FLAG063f1da54 [2023-11-23 20:25:51,712 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/data/f82fe4a88/fa3ec2b84e164278a928f2be6899156d [2023-11-23 20:25:51,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:25:51,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:25:51,718 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:51,718 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:25:51,723 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:25:51,723 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:51" (1/1) ... [2023-11-23 20:25:51,725 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f673a65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:51, skipping insertion in model container [2023-11-23 20:25:51,725 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:51" (1/1) ... [2023-11-23 20:25:51,761 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:25:52,023 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:52,036 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:25:52,078 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:52,091 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:52,095 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:52,103 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:25:52,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:52 WrapperNode [2023-11-23 20:25:52,104 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:52,106 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:52,106 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:25:52,106 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:25:52,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:52" (1/1) ... [2023-11-23 20:25:52,135 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:52" (1/1) ... [2023-11-23 20:25:52,167 INFO L138 Inliner]: procedures = 20, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2023-11-23 20:25:52,167 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:52,169 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:25:52,169 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:25:52,170 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:25:52,180 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:52" (1/1) ... [2023-11-23 20:25:52,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:52" (1/1) ... [2023-11-23 20:25:52,187 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:52" (1/1) ... [2023-11-23 20:25:52,187 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:52" (1/1) ... [2023-11-23 20:25:52,203 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:52" (1/1) ... [2023-11-23 20:25:52,206 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:52" (1/1) ... [2023-11-23 20:25:52,208 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:52" (1/1) ... [2023-11-23 20:25:52,209 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:52" (1/1) ... [2023-11-23 20:25:52,211 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:25:52,218 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:25:52,219 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:25:52,219 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:25:52,220 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:52" (1/1) ... [2023-11-23 20:25:52,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:52,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:25:52,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:25:52,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:25:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:25:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:25:52,313 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:25:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:25:52,314 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:25:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:25:52,314 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:25:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:25:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:25:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:25:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:25:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:25:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:25:52,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:25:52,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:25:52,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:25:52,317 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:25:52,446 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:25:52,449 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:25:52,661 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:25:52,730 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:25:52,730 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:25:52,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:52 BoogieIcfgContainer [2023-11-23 20:25:52,732 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:25:52,733 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:25:52,733 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:25:52,743 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:25:52,744 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:52" (1/1) ... [2023-11-23 20:25:52,745 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) [2023-11-23 20:25:52,749 INFO L158 Benchmark]: Toolchain (without parser) took 1031.42ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 100.3MB in the beginning and 146.9MB in the end (delta: -46.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:52,749 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 146.8MB. Free memory is still 89.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:52,750 INFO L158 Benchmark]: CACSL2BoogieTranslator took 387.19ms. Allocated memory is still 146.8MB. Free memory was 100.0MB in the beginning and 89.0MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:25:52,751 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.42ms. Allocated memory is still 146.8MB. Free memory was 89.0MB in the beginning and 87.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:52,751 INFO L158 Benchmark]: Boogie Preprocessor took 42.63ms. Allocated memory is still 146.8MB. Free memory was 87.3MB in the beginning and 86.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:52,752 INFO L158 Benchmark]: RCFGBuilder took 513.48ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 85.8MB in the beginning and 147.9MB in the end (delta: -62.1MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-11-23 20:25:52,753 INFO L158 Benchmark]: CodeCheck took 13.83ms. Allocated memory is still 180.4MB. Free memory was 147.9MB in the beginning and 146.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:52,757 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 0.24ms. Allocated memory is still 146.8MB. Free memory is still 89.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 387.19ms. Allocated memory is still 146.8MB. Free memory was 100.0MB in the beginning and 89.0MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.42ms. Allocated memory is still 146.8MB. Free memory was 89.0MB in the beginning and 87.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.63ms. Allocated memory is still 146.8MB. Free memory was 87.3MB in the beginning and 86.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 513.48ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 85.8MB in the beginning and 147.9MB in the end (delta: -62.1MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * CodeCheck took 13.83ms. Allocated memory is still 180.4MB. Free memory was 147.9MB in the beginning and 146.9MB 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. [2023-11-23 20:25:52,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/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_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC --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 e0114971c55bb3ac56cba53b1f36a4abfb42729c079f90200b21654f0e6a33fd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:25:55,617 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:25:55,715 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:25:55,751 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:25:55,753 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:25:55,753 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:25:55,754 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:25:55,755 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:25:55,756 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:25:55,757 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:25:55,758 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:25:55,758 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:25:55,759 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:25:55,762 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:25:55,763 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:25:55,763 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:25:55,764 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:25:55,768 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:25:55,768 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:25:55,769 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:25:55,775 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:25:55,776 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:25:55,776 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:25:55,777 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:25:55,778 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:25:55,778 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:25:55,779 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:25:55,780 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:25:55,781 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:25:55,781 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:25:55,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:55,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:25:55,784 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:25:55,785 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:25:55,785 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:25:55,785 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:25:55,786 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:25:55,786 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:25:55,786 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:25:55,787 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_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0114971c55bb3ac56cba53b1f36a4abfb42729c079f90200b21654f0e6a33fd [2023-11-23 20:25:56,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:25:56,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:25:56,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:25:56,301 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:25:56,302 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:25:56,303 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c [2023-11-23 20:25:59,586 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:25:59,876 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:25:59,876 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c [2023-11-23 20:25:59,887 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/data/3024577f7/0b1679beab9e4ab698c9c99f2868d11e/FLAG35418bda8 [2023-11-23 20:25:59,906 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/data/3024577f7/0b1679beab9e4ab698c9c99f2868d11e [2023-11-23 20:25:59,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:25:59,917 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:25:59,921 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:59,921 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:25:59,927 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:25:59,930 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:59" (1/1) ... [2023-11-23 20:25:59,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@263723eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:59, skipping insertion in model container [2023-11-23 20:25:59,932 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:59" (1/1) ... [2023-11-23 20:25:59,967 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:26:00,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:26:00,219 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:26:00,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:26:00,260 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:26:00,260 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:26:00,269 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:26:00,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:00 WrapperNode [2023-11-23 20:26:00,269 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:26:00,271 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:26:00,271 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:26:00,271 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:26:00,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:00" (1/1) ... [2023-11-23 20:26:00,295 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:00" (1/1) ... [2023-11-23 20:26:00,318 INFO L138 Inliner]: procedures = 22, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2023-11-23 20:26:00,318 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:26:00,319 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:26:00,320 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:26:00,320 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:26:00,330 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:00" (1/1) ... [2023-11-23 20:26:00,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:00" (1/1) ... [2023-11-23 20:26:00,335 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:00" (1/1) ... [2023-11-23 20:26:00,335 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:00" (1/1) ... [2023-11-23 20:26:00,344 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:00" (1/1) ... [2023-11-23 20:26:00,348 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:00" (1/1) ... [2023-11-23 20:26:00,351 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:00" (1/1) ... [2023-11-23 20:26:00,352 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:00" (1/1) ... [2023-11-23 20:26:00,356 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:26:00,357 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:26:00,357 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:26:00,357 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:26:00,358 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:00" (1/1) ... [2023-11-23 20:26:00,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:26:00,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:26:00,421 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:26:00,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:26:00,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:26:00,451 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:26:00,451 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:26:00,451 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:26:00,452 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:26:00,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:26:00,452 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:26:00,452 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:26:00,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:26:00,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:26:00,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:26:00,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:26:00,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:26:00,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:26:00,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:26:00,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:26:00,455 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:26:00,581 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:26:00,583 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:26:00,864 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:26:00,904 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:26:00,905 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:26:00,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:26:00 BoogieIcfgContainer [2023-11-23 20:26:00,908 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:26:00,910 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:26:00,911 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:26:00,921 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:26:00,922 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:26:00" (1/1) ... [2023-11-23 20:26:00,923 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) [2023-11-23 20:26:00,931 INFO L158 Benchmark]: Toolchain (without parser) took 1011.69ms. Allocated memory is still 102.8MB. Free memory was 79.7MB in the beginning and 75.8MB in the end (delta: 3.9MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2023-11-23 20:26:00,933 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory is still 44.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:26:00,934 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.81ms. Allocated memory is still 102.8MB. Free memory was 79.5MB in the beginning and 68.2MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 20:26:00,934 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.05ms. Allocated memory is still 102.8MB. Free memory was 68.2MB in the beginning and 66.5MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:26:00,937 INFO L158 Benchmark]: Boogie Preprocessor took 36.79ms. Allocated memory is still 102.8MB. Free memory was 66.5MB in the beginning and 65.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:26:00,939 INFO L158 Benchmark]: RCFGBuilder took 552.31ms. Allocated memory is still 102.8MB. Free memory was 65.0MB in the beginning and 76.7MB in the end (delta: -11.7MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-11-23 20:26:00,941 INFO L158 Benchmark]: CodeCheck took 17.50ms. Allocated memory is still 102.8MB. Free memory was 76.7MB in the beginning and 75.8MB in the end (delta: 849.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:26:00,952 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 0.22ms. Allocated memory is still 67.1MB. Free memory is still 44.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.81ms. Allocated memory is still 102.8MB. Free memory was 79.5MB in the beginning and 68.2MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.05ms. Allocated memory is still 102.8MB. Free memory was 68.2MB in the beginning and 66.5MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.79ms. Allocated memory is still 102.8MB. Free memory was 66.5MB in the beginning and 65.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 552.31ms. Allocated memory is still 102.8MB. Free memory was 65.0MB in the beginning and 76.7MB in the end (delta: -11.7MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * CodeCheck took 17.50ms. Allocated memory is still 102.8MB. Free memory was 76.7MB in the beginning and 75.8MB in the end (delta: 849.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:26:01,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d0392c2-f6f8-4d4a-8cba-efc37ddce93f/bin/ukojak-verify-1t5iHCbJaC/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