./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.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_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/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_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/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_7da1c1c1-edeb-450c-8a81-d334cf3b1838/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 3ff96f1177b851e0082faef897c2fcf87c2462cab57ba2153c754c5e198aaf06 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:19:08,380 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:19:08,455 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:19:08,461 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:19:08,462 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:19:08,488 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:19:08,489 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:19:08,489 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:19:08,490 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:19:08,491 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:19:08,492 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:19:08,492 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:19:08,493 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:19:08,494 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:19:08,494 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:19:08,495 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:19:08,496 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:19:08,496 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:19:08,497 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:19:08,498 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:19:08,498 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:19:08,504 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:19:08,504 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:19:08,505 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:19:08,505 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:19:08,506 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:19:08,507 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:19:08,507 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:19:08,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:08,508 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:19:08,509 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:19:08,509 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:19:08,509 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:19:08,510 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:19:08,510 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:19:08,510 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_7da1c1c1-edeb-450c-8a81-d334cf3b1838/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ff96f1177b851e0082faef897c2fcf87c2462cab57ba2153c754c5e198aaf06 [2023-11-23 20:19:08,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:19:08,824 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:19:08,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:19:08,828 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:19:08,829 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:19:08,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2023-11-23 20:19:12,141 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:19:12,346 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:19:12,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2023-11-23 20:19:12,354 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/data/071bc94db/cf67d068766d471b9738a7b7060b77f6/FLAGe41d130b3 [2023-11-23 20:19:12,369 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/data/071bc94db/cf67d068766d471b9738a7b7060b77f6 [2023-11-23 20:19:12,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:19:12,374 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:19:12,375 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:12,375 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:19:12,381 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:19:12,381 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:12" (1/1) ... [2023-11-23 20:19:12,383 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bb1ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:12, skipping insertion in model container [2023-11-23 20:19:12,383 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:12" (1/1) ... [2023-11-23 20:19:12,412 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:19:12,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:12,648 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:19:12,680 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:12,689 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:12,689 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:12,697 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:19:12,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:12 WrapperNode [2023-11-23 20:19:12,698 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:12,699 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:12,699 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:19:12,700 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:19:12,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:12" (1/1) ... [2023-11-23 20:19:12,717 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:12" (1/1) ... [2023-11-23 20:19:12,741 INFO L138 Inliner]: procedures = 22, calls = 47, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2023-11-23 20:19:12,741 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:12,742 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:19:12,742 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:19:12,742 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:19:12,753 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:12" (1/1) ... [2023-11-23 20:19:12,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:12" (1/1) ... [2023-11-23 20:19:12,756 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:12" (1/1) ... [2023-11-23 20:19:12,757 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:12" (1/1) ... [2023-11-23 20:19:12,765 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:12" (1/1) ... [2023-11-23 20:19:12,770 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:12" (1/1) ... [2023-11-23 20:19:12,772 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:12" (1/1) ... [2023-11-23 20:19:12,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:12" (1/1) ... [2023-11-23 20:19:12,777 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:19:12,778 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:19:12,778 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:19:12,779 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:19:12,780 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:12" (1/1) ... [2023-11-23 20:19:12,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:12,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:19:12,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:19:12,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:19:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:19:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:19:12,864 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:19:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:19:12,866 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:19:12,866 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:19:12,867 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:19:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:19:12,867 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:19:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:19:12,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:19:12,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:19:12,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:19:12,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:19:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:19:12,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:19:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:19:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:19:12,873 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 20:19:13,028 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:19:13,033 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:19:13,331 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:19:13,472 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:19:13,473 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:19:13,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:13 BoogieIcfgContainer [2023-11-23 20:19:13,479 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:19:13,480 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:19:13,481 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:19:13,490 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:19:13,491 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:13" (1/1) ... [2023-11-23 20:19:13,492 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 20:19:13,495 INFO L158 Benchmark]: Toolchain (without parser) took 1121.10ms. Allocated memory is still 197.1MB. Free memory was 148.7MB in the beginning and 111.5MB in the end (delta: 37.2MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-23 20:19:13,496 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 146.8MB. Free memory is still 86.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:19:13,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.36ms. Allocated memory is still 197.1MB. Free memory was 148.7MB in the beginning and 136.8MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:19:13,497 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.17ms. Allocated memory is still 197.1MB. Free memory was 136.2MB in the beginning and 134.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:19:13,498 INFO L158 Benchmark]: Boogie Preprocessor took 35.27ms. Allocated memory is still 197.1MB. Free memory was 134.7MB in the beginning and 133.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:19:13,499 INFO L158 Benchmark]: RCFGBuilder took 701.50ms. Allocated memory is still 197.1MB. Free memory was 133.2MB in the beginning and 112.8MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-23 20:19:13,500 INFO L158 Benchmark]: CodeCheck took 13.57ms. Allocated memory is still 197.1MB. Free memory was 112.8MB in the beginning and 111.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:19:13,504 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 146.8MB. Free memory is still 86.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.36ms. Allocated memory is still 197.1MB. Free memory was 148.7MB in the beginning and 136.8MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.17ms. Allocated memory is still 197.1MB. Free memory was 136.2MB in the beginning and 134.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.27ms. Allocated memory is still 197.1MB. Free memory was 134.7MB in the beginning and 133.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 701.50ms. Allocated memory is still 197.1MB. Free memory was 133.2MB in the beginning and 112.8MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 13.57ms. Allocated memory is still 197.1MB. Free memory was 112.8MB in the beginning and 111.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:19:13,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/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_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/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_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/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_7da1c1c1-edeb-450c-8a81-d334cf3b1838/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 3ff96f1177b851e0082faef897c2fcf87c2462cab57ba2153c754c5e198aaf06 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:19:16,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:19:16,372 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:19:16,428 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:19:16,430 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:19:16,431 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:19:16,432 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:19:16,433 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:19:16,434 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:19:16,435 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:19:16,436 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:19:16,437 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:19:16,438 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:19:16,442 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:19:16,443 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:19:16,444 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:19:16,445 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:19:16,446 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:19:16,446 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:19:16,448 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:19:16,448 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:19:16,449 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:19:16,450 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:19:16,450 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:19:16,451 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:19:16,451 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:19:16,452 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:19:16,452 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:19:16,453 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:19:16,453 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:19:16,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:16,455 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:19:16,456 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:19:16,456 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:19:16,456 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:19:16,457 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:19:16,457 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:19:16,457 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:19:16,458 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:19:16,459 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_7da1c1c1-edeb-450c-8a81-d334cf3b1838/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ff96f1177b851e0082faef897c2fcf87c2462cab57ba2153c754c5e198aaf06 [2023-11-23 20:19:16,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:19:16,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:19:16,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:19:16,973 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:19:16,974 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:19:16,976 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2023-11-23 20:19:20,380 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:19:20,655 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:19:20,656 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/sv-benchmarks/c/weaver/popl20-threaded-sum-3.wvr.c [2023-11-23 20:19:20,667 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/data/5e63c05de/984e54e4d611491ebb571c612039757d/FLAG61d2c5288 [2023-11-23 20:19:20,687 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/data/5e63c05de/984e54e4d611491ebb571c612039757d [2023-11-23 20:19:20,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:19:20,696 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:19:20,700 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:20,701 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:19:20,706 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:19:20,707 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:20" (1/1) ... [2023-11-23 20:19:20,708 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@694f6a7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:20, skipping insertion in model container [2023-11-23 20:19:20,708 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:20" (1/1) ... [2023-11-23 20:19:20,744 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:19:21,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:21,028 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:19:21,079 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:21,087 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:21,087 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:21,094 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:19:21,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21 WrapperNode [2023-11-23 20:19:21,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:21,096 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:21,096 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:19:21,097 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:19:21,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:21,126 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:21,159 INFO L138 Inliner]: procedures = 24, calls = 47, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2023-11-23 20:19:21,160 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:21,161 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:19:21,161 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:19:21,161 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:19:21,170 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:21,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:21,191 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:21,192 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:21,199 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:21,202 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:21,205 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:21,206 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:21,210 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:19:21,211 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:19:21,211 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:19:21,211 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:19:21,212 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:21,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:21,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:19:21,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:19:21,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:19:21,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:19:21,306 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:19:21,307 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:19:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:19:21,307 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:19:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:19:21,308 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:19:21,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:19:21,308 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:19:21,308 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:19:21,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:19:21,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:19:21,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:19:21,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:19:21,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:19:21,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:19:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:19:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:19:21,314 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 20:19:21,490 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:19:21,493 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:19:21,847 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:19:22,003 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:19:22,003 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:19:22,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:22 BoogieIcfgContainer [2023-11-23 20:19:22,007 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:19:22,008 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:19:22,008 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:19:22,021 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:19:22,021 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:22" (1/1) ... [2023-11-23 20:19:22,023 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 20:19:22,030 INFO L158 Benchmark]: Toolchain (without parser) took 1332.04ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 55.4MB in the beginning and 70.8MB in the end (delta: -15.3MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-11-23 20:19:22,030 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:19:22,031 INFO L158 Benchmark]: CACSL2BoogieTranslator took 395.25ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 43.4MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:19:22,032 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.92ms. Allocated memory is still 79.7MB. Free memory was 43.2MB in the beginning and 41.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:19:22,034 INFO L158 Benchmark]: Boogie Preprocessor took 49.51ms. Allocated memory is still 79.7MB. Free memory was 41.7MB in the beginning and 39.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:19:22,035 INFO L158 Benchmark]: RCFGBuilder took 795.83ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 39.9MB in the beginning and 71.6MB in the end (delta: -31.7MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2023-11-23 20:19:22,036 INFO L158 Benchmark]: CodeCheck took 19.97ms. Allocated memory is still 111.1MB. Free memory was 71.6MB in the beginning and 70.8MB in the end (delta: 883.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:19:22,045 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 0.33ms. Allocated memory is still 79.7MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 395.25ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 43.4MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.92ms. Allocated memory is still 79.7MB. Free memory was 43.2MB in the beginning and 41.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.51ms. Allocated memory is still 79.7MB. Free memory was 41.7MB in the beginning and 39.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 795.83ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 39.9MB in the beginning and 71.6MB in the end (delta: -31.7MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * CodeCheck took 19.97ms. Allocated memory is still 111.1MB. Free memory was 71.6MB in the beginning and 70.8MB in the end (delta: 883.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:19:22,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7da1c1c1-edeb-450c-8a81-d334cf3b1838/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported