./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/test-easy7.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/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_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy7.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/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_b48e4c40-5d06-4a37-9fec-a4bc1652d587/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 2089b8408f47d976db10454bec1f56d65e439056bc0b2c5e33c1e775793bdc1f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:25,914 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:26,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:47:26,006 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:47:26,007 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:47:26,033 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:26,034 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:47:26,035 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:47:26,036 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:26,037 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:26,038 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:26,038 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:47:26,039 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:26,040 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:47:26,040 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:26,041 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:26,042 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:47:26,042 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:26,043 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:47:26,043 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:47:26,044 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:47:26,045 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:26,045 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:47:26,046 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:26,046 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:26,047 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:26,047 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:26,048 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:26,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:26,049 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:26,049 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:26,050 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:47:26,050 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:47:26,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:47:26,051 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:47:26,052 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_b48e4c40-5d06-4a37-9fec-a4bc1652d587/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2089b8408f47d976db10454bec1f56d65e439056bc0b2c5e33c1e775793bdc1f [2023-11-19 02:47:26,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:26,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:26,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:26,381 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:26,382 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:26,383 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/test-easy7.wvr.c [2023-11-19 02:47:29,709 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:29,956 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:29,957 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/sv-benchmarks/c/weaver/test-easy7.wvr.c [2023-11-19 02:47:29,968 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/data/062ee5f63/5c7c4769d52e4f78aaee9ef12735462e/FLAG55b22a5fd [2023-11-19 02:47:29,986 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/data/062ee5f63/5c7c4769d52e4f78aaee9ef12735462e [2023-11-19 02:47:29,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:29,996 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:29,997 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:29,997 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:30,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:30,009 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:29" (1/1) ... [2023-11-19 02:47:30,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dab431 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30, skipping insertion in model container [2023-11-19 02:47:30,010 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:29" (1/1) ... [2023-11-19 02:47:30,040 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:30,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:30,286 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:30,328 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:30,347 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:30,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30 WrapperNode [2023-11-19 02:47:30,347 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:30,349 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:30,349 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:30,350 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:30,358 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,370 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,397 INFO L138 Inliner]: procedures = 21, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 51 [2023-11-19 02:47:30,398 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:30,399 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:30,399 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:30,400 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:30,410 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,410 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,421 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,421 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,429 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,431 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,432 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,433 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,436 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:30,437 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:30,437 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:30,437 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:30,438 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:30,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:30,482 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:30,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:47:30,535 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:47:30,536 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:47:30,537 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:47:30,538 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:47:30,538 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:47:30,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:47:30,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:47:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:47:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:30,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:47:30,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:47:30,543 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 02:47:30,693 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:30,695 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:30,945 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:30,956 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:30,956 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:47:30,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:30 BoogieIcfgContainer [2023-11-19 02:47:30,961 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:30,962 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:30,962 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:30,972 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:30,972 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,973 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 02:47:30,978 INFO L158 Benchmark]: Toolchain (without parser) took 981.28ms. Allocated memory is still 125.8MB. Free memory was 81.1MB in the beginning and 53.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 02:47:30,978 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:30,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 350.78ms. Allocated memory is still 125.8MB. Free memory was 80.7MB in the beginning and 70.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:47:30,980 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.32ms. Allocated memory is still 125.8MB. Free memory was 70.2MB in the beginning and 68.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:30,980 INFO L158 Benchmark]: Boogie Preprocessor took 37.17ms. Allocated memory is still 125.8MB. Free memory was 68.5MB in the beginning and 67.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:30,981 INFO L158 Benchmark]: RCFGBuilder took 523.87ms. Allocated memory is still 125.8MB. Free memory was 67.2MB in the beginning and 54.7MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:47:30,982 INFO L158 Benchmark]: CodeCheck took 14.26ms. Allocated memory is still 125.8MB. Free memory was 54.7MB in the beginning and 53.9MB in the end (delta: 855.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:30,986 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 125.8MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 350.78ms. Allocated memory is still 125.8MB. Free memory was 80.7MB in the beginning and 70.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.32ms. Allocated memory is still 125.8MB. Free memory was 70.2MB in the beginning and 68.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.17ms. Allocated memory is still 125.8MB. Free memory was 68.5MB in the beginning and 67.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 523.87ms. Allocated memory is still 125.8MB. Free memory was 67.2MB in the beginning and 54.7MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 14.26ms. Allocated memory is still 125.8MB. Free memory was 54.7MB in the beginning and 53.9MB in the end (delta: 855.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:47:31,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/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_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy7.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/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_b48e4c40-5d06-4a37-9fec-a4bc1652d587/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 2089b8408f47d976db10454bec1f56d65e439056bc0b2c5e33c1e775793bdc1f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:33,450 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:33,574 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 02:47:33,628 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:33,629 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:47:33,630 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:47:33,631 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:33,631 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:33,633 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:33,637 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:47:33,638 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:33,638 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:33,639 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:33,640 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:47:33,641 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:33,641 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:47:33,641 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:47:33,642 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:47:33,642 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:47:33,642 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:47:33,643 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:47:33,643 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:33,644 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:47:33,644 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:33,645 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:33,645 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:33,645 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:33,646 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:33,646 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:47:33,647 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:33,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:33,648 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:33,648 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:33,649 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:47:33,649 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:47:33,649 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:33,649 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:47:33,650 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:47:33,650 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:47:33,651 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_b48e4c40-5d06-4a37-9fec-a4bc1652d587/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2089b8408f47d976db10454bec1f56d65e439056bc0b2c5e33c1e775793bdc1f [2023-11-19 02:47:34,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:34,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:34,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:34,126 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:34,126 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:34,128 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/test-easy7.wvr.c [2023-11-19 02:47:37,325 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:37,580 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:37,580 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/sv-benchmarks/c/weaver/test-easy7.wvr.c [2023-11-19 02:47:37,590 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/data/92ba0ad34/acf382fb56384b09a382087449ed31a0/FLAGef39ad658 [2023-11-19 02:47:37,604 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/data/92ba0ad34/acf382fb56384b09a382087449ed31a0 [2023-11-19 02:47:37,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:37,609 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:37,610 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:37,611 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:37,616 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:37,617 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:37" (1/1) ... [2023-11-19 02:47:37,618 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59e2d024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:37, skipping insertion in model container [2023-11-19 02:47:37,618 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:37" (1/1) ... [2023-11-19 02:47:37,644 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:37,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:37,872 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:37,908 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:37,933 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:37,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:37 WrapperNode [2023-11-19 02:47:37,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:37,936 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:37,936 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:37,936 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:37,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:37" (1/1) ... [2023-11-19 02:47:37,957 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:37" (1/1) ... [2023-11-19 02:47:37,983 INFO L138 Inliner]: procedures = 23, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 51 [2023-11-19 02:47:37,983 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:37,988 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:37,988 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:37,989 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:37,998 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:37" (1/1) ... [2023-11-19 02:47:37,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:37" (1/1) ... [2023-11-19 02:47:38,013 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:37" (1/1) ... [2023-11-19 02:47:38,015 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:37" (1/1) ... [2023-11-19 02:47:38,028 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:37" (1/1) ... [2023-11-19 02:47:38,040 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:37" (1/1) ... [2023-11-19 02:47:38,041 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:37" (1/1) ... [2023-11-19 02:47:38,051 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:37" (1/1) ... [2023-11-19 02:47:38,054 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:38,061 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:38,061 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:38,061 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:38,063 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:37" (1/1) ... [2023-11-19 02:47:38,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:38,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:38,141 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:38,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:38,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:38,187 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:47:38,187 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:47:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:47:38,188 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:47:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:47:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:47:38,188 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:47:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:47:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:47:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:38,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:47:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:47:38,191 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 02:47:38,337 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:38,341 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:38,583 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:38,594 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:38,595 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:47:38,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:38 BoogieIcfgContainer [2023-11-19 02:47:38,599 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:38,600 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:38,600 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:38,611 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:38,612 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:38" (1/1) ... [2023-11-19 02:47:38,613 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 02:47:38,617 INFO L158 Benchmark]: Toolchain (without parser) took 1006.99ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 47.7MB in the beginning and 64.1MB in the end (delta: -16.4MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2023-11-19 02:47:38,618 INFO L158 Benchmark]: CDTParser took 1.22ms. Allocated memory is still 71.3MB. Free memory was 47.7MB in the beginning and 47.6MB in the end (delta: 49.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:38,618 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.15ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 36.3MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:47:38,619 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.19ms. Allocated memory is still 71.3MB. Free memory was 36.3MB in the beginning and 34.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:38,620 INFO L158 Benchmark]: Boogie Preprocessor took 72.19ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 34.7MB in the beginning and 78.3MB in the end (delta: -43.5MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-19 02:47:38,621 INFO L158 Benchmark]: RCFGBuilder took 538.42ms. Allocated memory is still 98.6MB. Free memory was 78.3MB in the beginning and 65.0MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:47:38,621 INFO L158 Benchmark]: CodeCheck took 14.78ms. Allocated memory is still 98.6MB. Free memory was 65.0MB in the beginning and 64.1MB in the end (delta: 862.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:38,625 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 1.22ms. Allocated memory is still 71.3MB. Free memory was 47.7MB in the beginning and 47.6MB in the end (delta: 49.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.15ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 36.3MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.19ms. Allocated memory is still 71.3MB. Free memory was 36.3MB in the beginning and 34.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.19ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 34.7MB in the beginning and 78.3MB in the end (delta: -43.5MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * RCFGBuilder took 538.42ms. Allocated memory is still 98.6MB. Free memory was 78.3MB in the beginning and 65.0MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 14.78ms. Allocated memory is still 98.6MB. Free memory was 65.0MB in the beginning and 64.1MB in the end (delta: 862.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:47:38,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48e4c40-5d06-4a37-9fec-a4bc1652d587/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