./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:04:47,403 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:04:47,552 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:04:47,564 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:04:47,565 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:04:47,601 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:04:47,603 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:04:47,604 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:04:47,605 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:04:47,610 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:04:47,611 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:04:47,612 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:04:47,612 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:04:47,614 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:04:47,615 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:04:47,615 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:04:47,616 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:04:47,616 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:04:47,617 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:04:47,617 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:04:47,618 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:04:47,618 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:04:47,619 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:04:47,619 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:04:47,620 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:04:47,620 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:04:47,621 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:04:47,622 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:04:47,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:04:47,623 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:04:47,624 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:04:47,625 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:04:47,625 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:04:47,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:04:47,626 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:04:47,626 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_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 [2023-11-19 03:04:47,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:04:47,964 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:04:47,966 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:04:47,968 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:04:47,969 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:04:47,970 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-11-19 03:04:51,045 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:04:51,304 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:04:51,305 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-11-19 03:04:51,313 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/data/6ef331a3e/6d9d97b166d94cf7b5518e5e3f91252e/FLAG19ceb5dab [2023-11-19 03:04:51,328 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/data/6ef331a3e/6d9d97b166d94cf7b5518e5e3f91252e [2023-11-19 03:04:51,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:04:51,332 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:04:51,333 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:04:51,333 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:04:51,338 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:04:51,339 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:04:51" (1/1) ... [2023-11-19 03:04:51,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3131db3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:51, skipping insertion in model container [2023-11-19 03:04:51,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:04:51" (1/1) ... [2023-11-19 03:04:51,392 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:04:51,599 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:04:51,610 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:04:51,635 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:04:51,652 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:04:51,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:51 WrapperNode [2023-11-19 03:04:51,653 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:04:51,654 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:04:51,654 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:04:51,654 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:04:51,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:51" (1/1) ... [2023-11-19 03:04:51,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:51" (1/1) ... [2023-11-19 03:04:51,693 INFO L138 Inliner]: procedures = 20, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2023-11-19 03:04:51,694 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:04:51,695 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:04:51,695 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:04:51,695 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:04:51,704 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:51" (1/1) ... [2023-11-19 03:04:51,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:51" (1/1) ... [2023-11-19 03:04:51,708 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:51" (1/1) ... [2023-11-19 03:04:51,709 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:51" (1/1) ... [2023-11-19 03:04:51,715 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:51" (1/1) ... [2023-11-19 03:04:51,719 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:51" (1/1) ... [2023-11-19 03:04:51,721 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:51" (1/1) ... [2023-11-19 03:04:51,722 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:51" (1/1) ... [2023-11-19 03:04:51,725 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:04:51,726 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:04:51,727 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:04:51,727 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:04:51,728 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:51" (1/1) ... [2023-11-19 03:04:51,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:04:51,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:04:51,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:04:51,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:04:51,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:04:51,810 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:04:51,810 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:04:51,811 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:04:51,811 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:04:51,811 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:04:51,811 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:04:51,811 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:04:51,811 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:04:51,812 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:04:51,812 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:04:51,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:04:51,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:04:51,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:04:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:04:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:04:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:04:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:04:51,815 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:04:51,935 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:04:51,938 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:04:52,282 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:04:52,298 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:04:52,299 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:04:52,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:04:52 BoogieIcfgContainer [2023-11-19 03:04:52,304 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:04:52,305 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:04:52,305 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:04:52,314 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:04:52,314 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:04:52" (1/1) ... [2023-11-19 03:04:52,315 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:04:52,323 INFO L158 Benchmark]: Toolchain (without parser) took 989.93ms. Allocated memory is still 151.0MB. Free memory was 113.5MB in the beginning and 94.6MB in the end (delta: 18.9MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2023-11-19 03:04:52,323 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 86.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:04:52,324 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.90ms. Allocated memory is still 151.0MB. Free memory was 113.1MB in the beginning and 114.2MB in the end (delta: -1.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:04:52,325 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.31ms. Allocated memory is still 151.0MB. Free memory was 114.2MB in the beginning and 112.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:04:52,326 INFO L158 Benchmark]: Boogie Preprocessor took 31.00ms. Allocated memory is still 151.0MB. Free memory was 112.5MB in the beginning and 110.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:04:52,326 INFO L158 Benchmark]: RCFGBuilder took 577.35ms. Allocated memory is still 151.0MB. Free memory was 110.8MB in the beginning and 95.8MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:04:52,327 INFO L158 Benchmark]: CodeCheck took 16.05ms. Allocated memory is still 151.0MB. Free memory was 95.8MB in the beginning and 94.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:04:52,331 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 0.31ms. Allocated memory is still 117.4MB. Free memory is still 86.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.90ms. Allocated memory is still 151.0MB. Free memory was 113.1MB in the beginning and 114.2MB in the end (delta: -1.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.31ms. Allocated memory is still 151.0MB. Free memory was 114.2MB in the beginning and 112.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.00ms. Allocated memory is still 151.0MB. Free memory was 112.5MB in the beginning and 110.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 577.35ms. Allocated memory is still 151.0MB. Free memory was 110.8MB in the beginning and 95.8MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 16.05ms. Allocated memory is still 151.0MB. Free memory was 95.8MB in the beginning and 94.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:04:52,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:04:55,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:04:55,383 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:04:55,451 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:04:55,452 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:04:55,453 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:04:55,454 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:04:55,455 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:04:55,456 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:04:55,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:04:55,462 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:04:55,462 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:04:55,463 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:04:55,464 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:04:55,465 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:04:55,465 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:04:55,466 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:04:55,466 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:04:55,467 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:04:55,467 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:04:55,467 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:04:55,468 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:04:55,468 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:04:55,469 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:04:55,469 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:04:55,470 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:04:55,470 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:04:55,471 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:04:55,471 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:04:55,471 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:04:55,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:04:55,473 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:04:55,474 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:04:55,474 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:04:55,474 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:04:55,475 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:04:55,475 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:04:55,475 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:04:55,475 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:04:55,476 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_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 [2023-11-19 03:04:55,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:04:55,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:04:55,981 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:04:55,983 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:04:55,984 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:04:55,986 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-11-19 03:04:59,462 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:04:59,709 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:04:59,710 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-11-19 03:04:59,722 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/data/8ee776ae8/e57c3aebb3f54981a7215bf4d26d4288/FLAG765a899d6 [2023-11-19 03:04:59,743 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/data/8ee776ae8/e57c3aebb3f54981a7215bf4d26d4288 [2023-11-19 03:04:59,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:04:59,752 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:04:59,757 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:04:59,758 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:04:59,763 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:04:59,763 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:04:59" (1/1) ... [2023-11-19 03:04:59,767 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a4df9b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:59, skipping insertion in model container [2023-11-19 03:04:59,768 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:04:59" (1/1) ... [2023-11-19 03:04:59,800 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:05:00,069 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:05:00,093 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:05:00,128 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:05:00,150 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:05:00,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:00 WrapperNode [2023-11-19 03:05:00,151 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:05:00,152 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:05:00,152 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:05:00,153 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:05:00,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:00" (1/1) ... [2023-11-19 03:05:00,188 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:00" (1/1) ... [2023-11-19 03:05:00,230 INFO L138 Inliner]: procedures = 22, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2023-11-19 03:05:00,231 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:05:00,232 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:05:00,236 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:05:00,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:05:00,247 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:00" (1/1) ... [2023-11-19 03:05:00,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:00" (1/1) ... [2023-11-19 03:05:00,258 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:00" (1/1) ... [2023-11-19 03:05:00,258 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:00" (1/1) ... [2023-11-19 03:05:00,266 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:00" (1/1) ... [2023-11-19 03:05:00,283 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:00" (1/1) ... [2023-11-19 03:05:00,287 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:00" (1/1) ... [2023-11-19 03:05:00,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:00" (1/1) ... [2023-11-19 03:05:00,298 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:05:00,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:05:00,304 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:05:00,304 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:05:00,305 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:00" (1/1) ... [2023-11-19 03:05:00,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:05:00,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:05:00,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:05:00,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:05:00,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:05:00,386 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:05:00,386 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:05:00,387 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:05:00,387 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:05:00,387 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:05:00,387 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:05:00,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:05:00,388 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:05:00,388 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:05:00,388 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:05:00,388 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:05:00,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:05:00,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:05:00,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:05:00,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:05:00,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:05:00,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:05:00,391 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:05:00,521 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:05:00,524 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:05:00,950 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:05:00,962 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:05:00,962 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:05:00,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:05:00 BoogieIcfgContainer [2023-11-19 03:05:00,968 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:05:00,969 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:05:00,969 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:05:00,981 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:05:00,981 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:05:00" (1/1) ... [2023-11-19 03:05:00,982 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:05:00,987 INFO L158 Benchmark]: Toolchain (without parser) took 1234.13ms. Allocated memory is still 71.3MB. Free memory was 40.7MB in the beginning and 42.3MB in the end (delta: -1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:05:00,987 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 52.4MB. Free memory is still 29.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:05:00,988 INFO L158 Benchmark]: CACSL2BoogieTranslator took 393.79ms. Allocated memory is still 71.3MB. Free memory was 40.5MB in the beginning and 44.8MB in the end (delta: -4.3MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2023-11-19 03:05:00,989 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.68ms. Allocated memory is still 71.3MB. Free memory was 44.8MB in the beginning and 42.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:05:00,990 INFO L158 Benchmark]: Boogie Preprocessor took 70.33ms. Allocated memory is still 71.3MB. Free memory was 42.9MB in the beginning and 41.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:05:00,991 INFO L158 Benchmark]: RCFGBuilder took 664.48ms. Allocated memory is still 71.3MB. Free memory was 41.3MB in the beginning and 43.5MB in the end (delta: -2.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:05:00,991 INFO L158 Benchmark]: CodeCheck took 16.13ms. Allocated memory is still 71.3MB. Free memory was 43.2MB in the beginning and 42.3MB in the end (delta: 950.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:05:00,995 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 0.37ms. Allocated memory is still 52.4MB. Free memory is still 29.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 393.79ms. Allocated memory is still 71.3MB. Free memory was 40.5MB in the beginning and 44.8MB in the end (delta: -4.3MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.68ms. Allocated memory is still 71.3MB. Free memory was 44.8MB in the beginning and 42.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.33ms. Allocated memory is still 71.3MB. Free memory was 42.9MB in the beginning and 41.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 664.48ms. Allocated memory is still 71.3MB. Free memory was 41.3MB in the beginning and 43.5MB in the end (delta: -2.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 16.13ms. Allocated memory is still 71.3MB. Free memory was 43.2MB in the beginning and 42.3MB in the end (delta: 950.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:05:01,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b331cba-a507-476a-98f4-28ad5e23c22f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported