./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:44:48,143 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:44:48,275 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:44:48,285 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:44:48,288 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:44:48,328 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:44:48,330 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:44:48,331 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:44:48,332 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:44:48,338 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:44:48,339 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:44:48,340 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:44:48,341 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:44:48,343 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:44:48,343 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:44:48,344 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:44:48,344 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:44:48,345 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:44:48,345 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:44:48,346 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:44:48,347 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:44:48,347 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:44:48,348 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:44:48,348 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:44:48,349 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:44:48,349 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:44:48,350 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:44:48,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:44:48,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:44:48,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:44:48,353 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:44:48,353 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:44:48,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:44:48,354 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:44:48,354 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_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad [2023-11-11 23:44:48,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:44:48,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:44:48,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:44:48,825 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:44:48,826 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:44:48,827 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-11-11 23:44:52,486 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:44:52,765 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:44:52,767 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-11-11 23:44:52,778 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/data/b285748e9/4a738773789e4aa08b75235584243aff/FLAGc7697b773 [2023-11-11 23:44:52,796 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/data/b285748e9/4a738773789e4aa08b75235584243aff [2023-11-11 23:44:52,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:44:52,802 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:44:52,804 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:44:52,805 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:44:52,814 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:44:52,815 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:44:52" (1/1) ... [2023-11-11 23:44:52,821 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d718675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:52, skipping insertion in model container [2023-11-11 23:44:52,821 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:44:52" (1/1) ... [2023-11-11 23:44:52,857 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:44:53,159 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:44:53,176 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:44:53,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:44:53,215 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:44:53,216 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:44:53,226 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:44:53,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:53 WrapperNode [2023-11-11 23:44:53,227 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:44:53,228 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:44:53,228 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:44:53,229 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:44:53,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:53" (1/1) ... [2023-11-11 23:44:53,251 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:53" (1/1) ... [2023-11-11 23:44:53,280 INFO L138 Inliner]: procedures = 22, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2023-11-11 23:44:53,281 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:44:53,282 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:44:53,282 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:44:53,283 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:44:53,293 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:53" (1/1) ... [2023-11-11 23:44:53,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:53" (1/1) ... [2023-11-11 23:44:53,298 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:53" (1/1) ... [2023-11-11 23:44:53,299 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:53" (1/1) ... [2023-11-11 23:44:53,308 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:53" (1/1) ... [2023-11-11 23:44:53,312 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:53" (1/1) ... [2023-11-11 23:44:53,315 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:53" (1/1) ... [2023-11-11 23:44:53,317 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:53" (1/1) ... [2023-11-11 23:44:53,320 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:44:53,322 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:44:53,322 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:44:53,322 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:44:53,323 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:53" (1/1) ... [2023-11-11 23:44:53,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:44:53,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:44:53,366 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:44:53,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:44:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:44:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:44:53,415 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:44:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:44:53,416 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:44:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:44:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:44:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:44:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:44:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:44:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:44:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:44:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:44:53,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:44:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:44:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:44:53,420 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:44:53,547 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:44:53,550 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:44:54,023 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:44:54,161 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:44:54,176 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:44:54,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:44:54 BoogieIcfgContainer [2023-11-11 23:44:54,183 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:44:54,185 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:44:54,186 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:44:54,196 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:44:54,197 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:44:54" (1/1) ... [2023-11-11 23:44:54,198 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:44:54,203 INFO L158 Benchmark]: Toolchain (without parser) took 1399.75ms. Allocated memory is still 159.4MB. Free memory was 120.2MB in the beginning and 101.1MB in the end (delta: 19.1MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-11-11 23:44:54,204 INFO L158 Benchmark]: CDTParser took 0.81ms. Allocated memory is still 117.4MB. Free memory is still 85.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:44:54,205 INFO L158 Benchmark]: CACSL2BoogieTranslator took 422.86ms. Allocated memory is still 159.4MB. Free memory was 119.6MB in the beginning and 124.1MB in the end (delta: -4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:44:54,206 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.22ms. Allocated memory is still 159.4MB. Free memory was 123.4MB in the beginning and 122.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:44:54,207 INFO L158 Benchmark]: Boogie Preprocessor took 38.70ms. Allocated memory is still 159.4MB. Free memory was 122.1MB in the beginning and 120.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:44:54,208 INFO L158 Benchmark]: RCFGBuilder took 862.53ms. Allocated memory is still 159.4MB. Free memory was 120.7MB in the beginning and 101.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-11 23:44:54,209 INFO L158 Benchmark]: CodeCheck took 15.67ms. Allocated memory is still 159.4MB. Free memory was 101.8MB in the beginning and 101.1MB in the end (delta: 695.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:44:54,214 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 0.81ms. Allocated memory is still 117.4MB. Free memory is still 85.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 422.86ms. Allocated memory is still 159.4MB. Free memory was 119.6MB in the beginning and 124.1MB in the end (delta: -4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.22ms. Allocated memory is still 159.4MB. Free memory was 123.4MB in the beginning and 122.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.70ms. Allocated memory is still 159.4MB. Free memory was 122.1MB in the beginning and 120.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 862.53ms. Allocated memory is still 159.4MB. Free memory was 120.7MB in the beginning and 101.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 15.67ms. Allocated memory is still 159.4MB. Free memory was 101.8MB in the beginning and 101.1MB in the end (delta: 695.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:44:54,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:44:57,544 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:44:57,707 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:44:57,794 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:44:57,797 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:44:57,799 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:44:57,800 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:44:57,801 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:44:57,803 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:44:57,811 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:44:57,811 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:44:57,812 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:44:57,813 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:44:57,816 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:44:57,816 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:44:57,817 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:44:57,818 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:44:57,818 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:44:57,819 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:44:57,820 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:44:57,820 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:44:57,821 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:44:57,822 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:44:57,823 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:44:57,823 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:44:57,824 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:44:57,825 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:44:57,826 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:44:57,826 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:44:57,827 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:44:57,829 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:44:57,830 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:44:57,830 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:44:57,831 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:44:57,831 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:44:57,832 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:44:57,833 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:44:57,833 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:44:57,833 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:44:57,835 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_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad [2023-11-11 23:44:58,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:44:58,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:44:58,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:44:58,460 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:44:58,461 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:44:58,463 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-11-11 23:45:02,280 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:45:02,557 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:45:02,558 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-11-11 23:45:02,572 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/data/91ea4a0c5/4f47f4ed25a74f38a068ca255dea1c09/FLAGbfa2a724e [2023-11-11 23:45:02,595 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/data/91ea4a0c5/4f47f4ed25a74f38a068ca255dea1c09 [2023-11-11 23:45:02,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:45:02,608 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:45:02,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:45:02,613 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:45:02,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:45:02,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:45:02" (1/1) ... [2023-11-11 23:45:02,621 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44e34bf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:02, skipping insertion in model container [2023-11-11 23:45:02,622 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:45:02" (1/1) ... [2023-11-11 23:45:02,664 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:45:02,971 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:45:02,994 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:45:03,045 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:45:03,063 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:45:03,063 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:45:03,102 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:45:03,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:03 WrapperNode [2023-11-11 23:45:03,103 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:45:03,104 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:45:03,105 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:45:03,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:45:03,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:03" (1/1) ... [2023-11-11 23:45:03,150 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:03" (1/1) ... [2023-11-11 23:45:03,186 INFO L138 Inliner]: procedures = 24, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2023-11-11 23:45:03,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:45:03,189 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:45:03,189 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:45:03,189 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:45:03,202 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:03" (1/1) ... [2023-11-11 23:45:03,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:03" (1/1) ... [2023-11-11 23:45:03,226 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:03" (1/1) ... [2023-11-11 23:45:03,226 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:03" (1/1) ... [2023-11-11 23:45:03,237 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:03" (1/1) ... [2023-11-11 23:45:03,254 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:03" (1/1) ... [2023-11-11 23:45:03,259 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:03" (1/1) ... [2023-11-11 23:45:03,269 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:03" (1/1) ... [2023-11-11 23:45:03,273 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:45:03,274 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:45:03,278 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:45:03,279 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:45:03,280 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:03" (1/1) ... [2023-11-11 23:45:03,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:45:03,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:45:03,324 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:45:03,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:45:03,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:45:03,374 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:45:03,375 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:45:03,375 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:45:03,375 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:45:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:45:03,376 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:45:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:45:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:45:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:45:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:45:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:45:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:45:03,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:45:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:45:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:45:03,381 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:45:03,525 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:45:03,527 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:45:03,946 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:45:04,084 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:45:04,085 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:45:04,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:45:04 BoogieIcfgContainer [2023-11-11 23:45:04,089 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:45:04,091 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:45:04,092 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:45:04,106 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:45:04,106 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:45:04" (1/1) ... [2023-11-11 23:45:04,108 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:45:04,116 INFO L158 Benchmark]: Toolchain (without parser) took 1506.77ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 45.3MB in the beginning and 65.9MB in the end (delta: -20.7MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2023-11-11 23:45:04,117 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 73.4MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:45:04,119 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.17ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 45.1MB in the beginning and 90.3MB in the end (delta: -45.2MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2023-11-11 23:45:04,119 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.40ms. Allocated memory is still 111.1MB. Free memory was 90.3MB in the beginning and 88.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:45:04,121 INFO L158 Benchmark]: Boogie Preprocessor took 85.06ms. Allocated memory is still 111.1MB. Free memory was 88.6MB in the beginning and 87.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:45:04,123 INFO L158 Benchmark]: RCFGBuilder took 814.82ms. Allocated memory is still 111.1MB. Free memory was 87.0MB in the beginning and 66.8MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-11 23:45:04,124 INFO L158 Benchmark]: CodeCheck took 22.36ms. Allocated memory is still 111.1MB. Free memory was 66.8MB in the beginning and 65.9MB in the end (delta: 881.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:45:04,136 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 0.39ms. Allocated memory is still 73.4MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 491.17ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 45.1MB in the beginning and 90.3MB in the end (delta: -45.2MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.40ms. Allocated memory is still 111.1MB. Free memory was 90.3MB in the beginning and 88.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 85.06ms. Allocated memory is still 111.1MB. Free memory was 88.6MB in the beginning and 87.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 814.82ms. Allocated memory is still 111.1MB. Free memory was 87.0MB in the beginning and 66.8MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 22.36ms. Allocated memory is still 111.1MB. Free memory was 66.8MB in the beginning and 65.9MB in the end (delta: 881.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:45:04,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4e9b7cb-5911-4a69-9eff-ef54610c0edc/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported