./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/unroll-5.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_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/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_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/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_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/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 624ca078114fa3c35bb1960efece3c50cba0d03b97522c4936fd5f6e5d783f29 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:57:46,833 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:57:46,966 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:57:46,975 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:57:46,976 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:57:47,012 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:57:47,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:57:47,015 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:57:47,016 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:57:47,021 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:57:47,022 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:57:47,023 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:57:47,023 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:57:47,025 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:57:47,025 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:57:47,026 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:57:47,026 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:57:47,027 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:57:47,027 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:57:47,028 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:57:47,028 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:57:47,029 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:57:47,029 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:57:47,031 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:57:47,031 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:57:47,032 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:57:47,032 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:57:47,033 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:57:47,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:47,034 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:57:47,036 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:57:47,036 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:57:47,036 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:57:47,036 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:57:47,037 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:57:47,037 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_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 624ca078114fa3c35bb1960efece3c50cba0d03b97522c4936fd5f6e5d783f29 [2023-11-19 03:57:47,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:57:47,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:57:47,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:57:47,398 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:57:47,398 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:57:47,400 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/unroll-5.wvr.c [2023-11-19 03:57:50,572 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:57:50,875 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:57:50,876 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/sv-benchmarks/c/weaver/unroll-5.wvr.c [2023-11-19 03:57:50,888 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/data/0edc00512/f50c801d58c84bf6a8cb39133d472096/FLAG7b5ff9ef8 [2023-11-19 03:57:50,908 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/data/0edc00512/f50c801d58c84bf6a8cb39133d472096 [2023-11-19 03:57:50,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:57:50,916 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:57:50,920 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:50,920 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:57:50,927 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:57:50,928 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:50" (1/1) ... [2023-11-19 03:57:50,929 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b0426d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:50, skipping insertion in model container [2023-11-19 03:57:50,929 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:50" (1/1) ... [2023-11-19 03:57:50,965 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:57:51,202 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:51,212 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:57:51,240 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:51,256 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:57:51,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51 WrapperNode [2023-11-19 03:57:51,257 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:51,258 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:51,258 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:57:51,259 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:57:51,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,276 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,301 INFO L138 Inliner]: procedures = 24, calls = 39, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 82 [2023-11-19 03:57:51,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:51,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:57:51,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:57:51,303 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:57:51,313 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,316 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,317 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,326 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,331 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,333 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,335 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,338 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:57:51,339 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:57:51,339 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:57:51,339 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:57:51,340 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:51,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:57:51,383 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:57:51,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:57:51,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:57:51,418 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:57:51,418 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:57:51,418 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:57:51,418 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:57:51,418 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:57:51,419 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:57:51,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:57:51,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:57:51,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:57:51,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:57:51,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:57:51,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:57:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:57:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:57:51,422 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 03:57:51,541 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:57:51,544 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:57:51,912 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:57:51,924 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:57:51,925 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:57:51,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:51 BoogieIcfgContainer [2023-11-19 03:57:51,930 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:57:51,931 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:57:51,931 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:57:51,943 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:57:51,945 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:51" (1/1) ... [2023-11-19 03:57:51,946 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 03:57:51,951 INFO L158 Benchmark]: Toolchain (without parser) took 1034.86ms. Allocated memory is still 159.4MB. Free memory was 129.3MB in the beginning and 96.2MB in the end (delta: 33.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 03:57:51,952 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:51,954 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.29ms. Allocated memory is still 159.4MB. Free memory was 129.3MB in the beginning and 117.2MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:57:51,955 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.33ms. Allocated memory is still 159.4MB. Free memory was 117.2MB in the beginning and 115.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:57:51,956 INFO L158 Benchmark]: Boogie Preprocessor took 36.10ms. Allocated memory is still 159.4MB. Free memory was 115.5MB in the beginning and 114.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:57:51,957 INFO L158 Benchmark]: RCFGBuilder took 590.99ms. Allocated memory is still 159.4MB. Free memory was 114.1MB in the beginning and 97.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:57:51,957 INFO L158 Benchmark]: CodeCheck took 18.53ms. Allocated memory is still 159.4MB. Free memory was 97.0MB in the beginning and 96.2MB in the end (delta: 770.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:51,961 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.29ms. Allocated memory is still 159.4MB. Free memory was 129.3MB in the beginning and 117.2MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.33ms. Allocated memory is still 159.4MB. Free memory was 117.2MB in the beginning and 115.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.10ms. Allocated memory is still 159.4MB. Free memory was 115.5MB in the beginning and 114.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 590.99ms. Allocated memory is still 159.4MB. Free memory was 114.1MB in the beginning and 97.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 18.53ms. Allocated memory is still 159.4MB. Free memory was 97.0MB in the beginning and 96.2MB in the end (delta: 770.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:57:52,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/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_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/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_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/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_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/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 624ca078114fa3c35bb1960efece3c50cba0d03b97522c4936fd5f6e5d783f29 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:57:54,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:57:54,901 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:57:54,966 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:57:54,967 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:57:54,969 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:57:54,970 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:57:54,970 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:57:54,971 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:57:54,972 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:57:54,972 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:57:54,973 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:57:54,973 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:57:54,974 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:57:54,974 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:57:54,975 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:57:54,975 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:57:54,976 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:57:54,976 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:57:54,977 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:57:54,977 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:57:54,980 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:57:54,980 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:57:54,981 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:57:54,981 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:57:54,982 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:57:54,982 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:57:54,983 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:57:54,983 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:57:54,984 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:57:54,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:54,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:57:54,986 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:57:54,986 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:57:54,987 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:57:54,987 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:57:54,987 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:57:54,987 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:57:54,988 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:57:54,989 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_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 624ca078114fa3c35bb1960efece3c50cba0d03b97522c4936fd5f6e5d783f29 [2023-11-19 03:57:55,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:57:55,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:57:55,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:57:55,482 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:57:55,482 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:57:55,484 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/unroll-5.wvr.c [2023-11-19 03:57:59,024 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:57:59,341 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:57:59,341 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/sv-benchmarks/c/weaver/unroll-5.wvr.c [2023-11-19 03:57:59,355 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/data/0f3a336a8/d04b01612bc8401d9c2dbb7486e27e0d/FLAG246d70e92 [2023-11-19 03:57:59,370 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/data/0f3a336a8/d04b01612bc8401d9c2dbb7486e27e0d [2023-11-19 03:57:59,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:57:59,375 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:57:59,376 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:59,376 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:57:59,381 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:57:59,382 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:59" (1/1) ... [2023-11-19 03:57:59,383 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a84f96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:59, skipping insertion in model container [2023-11-19 03:57:59,384 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:59" (1/1) ... [2023-11-19 03:57:59,410 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:57:59,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:59,707 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:57:59,718 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:57:59,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:59,758 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:57:59,786 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:59,804 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:57:59,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:59 WrapperNode [2023-11-19 03:57:59,805 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:59,806 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:59,807 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:57:59,807 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:57:59,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:59" (1/1) ... [2023-11-19 03:57:59,845 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:59" (1/1) ... [2023-11-19 03:57:59,878 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2023-11-19 03:57:59,885 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:59,886 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:57:59,886 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:57:59,886 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:57:59,896 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:59" (1/1) ... [2023-11-19 03:57:59,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:59" (1/1) ... [2023-11-19 03:57:59,918 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:59" (1/1) ... [2023-11-19 03:57:59,919 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:59" (1/1) ... [2023-11-19 03:57:59,940 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:59" (1/1) ... [2023-11-19 03:57:59,944 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:59" (1/1) ... [2023-11-19 03:57:59,946 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:59" (1/1) ... [2023-11-19 03:57:59,948 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:59" (1/1) ... [2023-11-19 03:57:59,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:57:59,952 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:57:59,952 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:57:59,952 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:57:59,953 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:59" (1/1) ... [2023-11-19 03:57:59,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:59,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:58:00,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:58:00,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:58:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:58:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:58:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:58:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:58:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:58:00,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:58:00,053 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:58:00,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:58:00,053 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:58:00,053 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:58:00,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:58:00,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:58:00,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:58:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:58:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:58:00,058 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 03:58:00,224 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:58:00,227 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:58:00,583 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:58:00,598 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:58:00,598 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:58:00,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:00 BoogieIcfgContainer [2023-11-19 03:58:00,607 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:58:00,609 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:58:00,609 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:58:00,619 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:58:00,619 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:00" (1/1) ... [2023-11-19 03:58:00,620 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 03:58:00,624 INFO L158 Benchmark]: Toolchain (without parser) took 1248.61ms. Allocated memory is still 77.6MB. Free memory was 54.4MB in the beginning and 36.5MB in the end (delta: 17.9MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-11-19 03:58:00,624 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory is still 37.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:58:00,625 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.36ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 40.3MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:58:00,626 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.06ms. Allocated memory is still 77.6MB. Free memory was 40.3MB in the beginning and 58.1MB in the end (delta: -17.8MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-11-19 03:58:00,626 INFO L158 Benchmark]: Boogie Preprocessor took 65.44ms. Allocated memory is still 77.6MB. Free memory was 58.1MB in the beginning and 56.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:58:00,629 INFO L158 Benchmark]: RCFGBuilder took 655.42ms. Allocated memory is still 77.6MB. Free memory was 56.4MB in the beginning and 37.6MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:58:00,630 INFO L158 Benchmark]: CodeCheck took 13.49ms. Allocated memory is still 77.6MB. Free memory was 37.6MB in the beginning and 36.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:58:00,641 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory is still 37.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.36ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 40.3MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.06ms. Allocated memory is still 77.6MB. Free memory was 40.3MB in the beginning and 58.1MB in the end (delta: -17.8MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.44ms. Allocated memory is still 77.6MB. Free memory was 58.1MB in the beginning and 56.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 655.42ms. Allocated memory is still 77.6MB. Free memory was 56.4MB in the beginning and 37.6MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 13.49ms. Allocated memory is still 77.6MB. Free memory was 37.6MB in the beginning and 36.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:58:00,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f1d4d76-d2d4-4a1f-9a4b-fe74fad7053b/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