./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/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_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:09:04,623 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:09:04,728 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:09:04,735 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:09:04,736 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:09:04,770 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:09:04,771 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:09:04,772 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:09:04,773 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:09:04,773 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:09:04,774 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:09:04,775 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:09:04,776 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:09:04,776 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:09:04,777 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:09:04,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:09:04,778 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:09:04,779 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:09:04,780 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:09:04,784 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:09:04,789 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:09:04,790 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:09:04,791 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:09:04,793 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:09:04,794 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:09:04,795 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:09:04,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:04,796 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:09:04,797 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:09:04,797 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:09:04,799 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:09:04,799 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:09:04,800 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:09:04,800 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_7391a821-9c56-495a-a857-dddd142b92b2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc [2023-11-19 04:09:05,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:09:05,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:09:05,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:09:05,171 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:09:05,172 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:09:05,174 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-11-19 04:09:08,520 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:09:08,843 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:09:08,844 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-11-19 04:09:08,855 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/data/83595f2b2/8fe2abb45e0140f781b11d6969101c23/FLAG316c9240f [2023-11-19 04:09:08,875 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/data/83595f2b2/8fe2abb45e0140f781b11d6969101c23 [2023-11-19 04:09:08,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:09:08,880 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:09:08,882 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:08,883 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:08,890 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:08,891 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:08" (1/1) ... [2023-11-19 04:09:08,892 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31ad7ff9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:08, skipping insertion in model container [2023-11-19 04:09:08,892 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:08" (1/1) ... [2023-11-19 04:09:08,924 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:09,226 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c[2174,2187] [2023-11-19 04:09:09,235 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:09,250 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:09:09,294 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c[2174,2187] [2023-11-19 04:09:09,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:09,318 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:09:09,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:09 WrapperNode [2023-11-19 04:09:09,320 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:09,321 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:09,322 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:09:09,322 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:09:09,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:09" (1/1) ... [2023-11-19 04:09:09,343 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:09" (1/1) ... [2023-11-19 04:09:09,369 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2023-11-19 04:09:09,370 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:09,371 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:09:09,371 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:09:09,371 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:09:09,382 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:09" (1/1) ... [2023-11-19 04:09:09,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:09" (1/1) ... [2023-11-19 04:09:09,386 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:09" (1/1) ... [2023-11-19 04:09:09,386 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:09" (1/1) ... [2023-11-19 04:09:09,394 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:09" (1/1) ... [2023-11-19 04:09:09,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:09" (1/1) ... [2023-11-19 04:09:09,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:09" (1/1) ... [2023-11-19 04:09:09,409 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:09" (1/1) ... [2023-11-19 04:09:09,412 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:09:09,413 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:09:09,413 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:09:09,414 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:09:09,415 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:09" (1/1) ... [2023-11-19 04:09:09,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:09,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:09:09,467 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:09:09,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:09:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:09:09,522 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:09:09,522 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:09:09,522 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:09:09,522 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:09:09,523 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 04:09:09,524 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 04:09:09,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:09:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:09:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:09:09,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:09:09,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:09:09,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:09:09,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:09:09,528 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 04:09:09,703 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:09:09,706 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:09:09,978 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:09:09,994 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:09:09,995 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 04:09:10,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:10 BoogieIcfgContainer [2023-11-19 04:09:10,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:09:10,005 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:09:10,005 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:09:10,018 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:09:10,019 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:10" (1/1) ... [2023-11-19 04:09:10,020 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 04:09:10,027 INFO L158 Benchmark]: Toolchain (without parser) took 1145.77ms. Allocated memory is still 127.9MB. Free memory was 90.7MB in the beginning and 60.9MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 04:09:10,028 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 100.7MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:10,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 437.87ms. Allocated memory is still 127.9MB. Free memory was 90.2MB in the beginning and 78.9MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:09:10,030 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.76ms. Allocated memory is still 127.9MB. Free memory was 78.9MB in the beginning and 77.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:10,030 INFO L158 Benchmark]: Boogie Preprocessor took 41.59ms. Allocated memory is still 127.9MB. Free memory was 77.3MB in the beginning and 76.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:10,031 INFO L158 Benchmark]: RCFGBuilder took 588.25ms. Allocated memory is still 127.9MB. Free memory was 76.0MB in the beginning and 62.2MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:09:10,032 INFO L158 Benchmark]: CodeCheck took 20.38ms. Allocated memory is still 127.9MB. Free memory was 61.8MB in the beginning and 60.9MB in the end (delta: 894.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:10,036 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 100.7MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 437.87ms. Allocated memory is still 127.9MB. Free memory was 90.2MB in the beginning and 78.9MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.76ms. Allocated memory is still 127.9MB. Free memory was 78.9MB in the beginning and 77.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.59ms. Allocated memory is still 127.9MB. Free memory was 77.3MB in the beginning and 76.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 588.25ms. Allocated memory is still 127.9MB. Free memory was 76.0MB in the beginning and 62.2MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 20.38ms. Allocated memory is still 127.9MB. Free memory was 61.8MB in the beginning and 60.9MB in the end (delta: 894.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:09:10,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/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_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/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_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:09:13,314 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:09:13,473 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 04:09:13,512 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:09:13,513 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:09:13,513 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:09:13,514 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:09:13,515 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:09:13,516 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:09:13,516 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:09:13,517 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:09:13,518 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:09:13,518 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:09:13,519 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:09:13,520 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:09:13,520 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:09:13,521 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:09:13,522 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:09:13,522 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:09:13,523 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:09:13,524 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:09:13,524 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:09:13,525 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:09:13,526 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:09:13,526 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:09:13,527 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:09:13,527 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:09:13,528 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:09:13,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:13,529 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:09:13,529 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:09:13,530 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:09:13,530 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:09:13,531 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:09:13,531 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:09:13,531 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:09:13,531 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:09:13,532 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_7391a821-9c56-495a-a857-dddd142b92b2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc [2023-11-19 04:09:14,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:09:14,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:09:14,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:09:14,140 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:09:14,140 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:09:14,143 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-11-19 04:09:17,587 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:09:17,943 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:09:17,944 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-11-19 04:09:17,959 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/data/4d544a46c/bba2de14ccb9497d9805d46b1a12b91d/FLAG4e0c60074 [2023-11-19 04:09:17,981 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/data/4d544a46c/bba2de14ccb9497d9805d46b1a12b91d [2023-11-19 04:09:17,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:09:17,987 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:09:17,988 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:17,989 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:17,995 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:17,999 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:17" (1/1) ... [2023-11-19 04:09:18,001 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3775d753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:18, skipping insertion in model container [2023-11-19 04:09:18,003 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:17" (1/1) ... [2023-11-19 04:09:18,038 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:18,317 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c[2174,2187] [2023-11-19 04:09:18,324 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:18,350 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:09:18,408 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c[2174,2187] [2023-11-19 04:09:18,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:18,451 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:09:18,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:18 WrapperNode [2023-11-19 04:09:18,453 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:18,455 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:18,455 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:09:18,456 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:09:18,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:18" (1/1) ... [2023-11-19 04:09:18,505 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:18" (1/1) ... [2023-11-19 04:09:18,553 INFO L138 Inliner]: procedures = 24, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2023-11-19 04:09:18,554 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:18,556 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:09:18,557 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:09:18,557 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:09:18,572 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:18" (1/1) ... [2023-11-19 04:09:18,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:18" (1/1) ... [2023-11-19 04:09:18,588 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:18" (1/1) ... [2023-11-19 04:09:18,588 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:18" (1/1) ... [2023-11-19 04:09:18,609 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:18" (1/1) ... [2023-11-19 04:09:18,622 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:18" (1/1) ... [2023-11-19 04:09:18,625 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:18" (1/1) ... [2023-11-19 04:09:18,635 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:18" (1/1) ... [2023-11-19 04:09:18,640 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:09:18,641 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:09:18,642 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:09:18,642 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:09:18,643 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:18" (1/1) ... [2023-11-19 04:09:18,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:18,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:09:18,698 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:09:18,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:09:18,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:09:18,774 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:09:18,775 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:09:18,776 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:09:18,776 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:09:18,776 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 04:09:18,777 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 04:09:18,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:09:18,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:09:18,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:09:18,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:09:18,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:09:18,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:09:18,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:09:18,781 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 04:09:19,096 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:09:19,107 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:09:19,500 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:09:19,512 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:09:19,512 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 04:09:19,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:19 BoogieIcfgContainer [2023-11-19 04:09:19,518 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:09:19,519 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:09:19,519 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:09:19,531 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:09:19,535 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:19" (1/1) ... [2023-11-19 04:09:19,537 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 04:09:19,544 INFO L158 Benchmark]: Toolchain (without parser) took 1556.04ms. Allocated memory is still 83.9MB. Free memory was 59.2MB in the beginning and 52.1MB in the end (delta: 7.1MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:19,545 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 59.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:19,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 465.01ms. Allocated memory is still 83.9MB. Free memory was 59.2MB in the beginning and 47.6MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:09:19,547 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.59ms. Allocated memory is still 83.9MB. Free memory was 47.6MB in the beginning and 45.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:19,548 INFO L158 Benchmark]: Boogie Preprocessor took 83.96ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 44.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:19,549 INFO L158 Benchmark]: RCFGBuilder took 876.70ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 53.3MB in the end (delta: -8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 04:09:19,550 INFO L158 Benchmark]: CodeCheck took 22.84ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 52.1MB in the end (delta: 813.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:19,555 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 0.28ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 59.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 465.01ms. Allocated memory is still 83.9MB. Free memory was 59.2MB in the beginning and 47.6MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.59ms. Allocated memory is still 83.9MB. Free memory was 47.6MB in the beginning and 45.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 83.96ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 44.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 876.70ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 53.3MB in the end (delta: -8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 22.84ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 52.1MB in the end (delta: 813.3kB). 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 04:09:19,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7391a821-9c56-495a-a857-dddd142b92b2/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