./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/bench-exp1x3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp1x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV --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 52eeb5cce5645e9dacc261319eae3d665b5cc432ff3ddd2ef39502a44996e68d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:06,482 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:06,554 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:59:06,559 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:59:06,560 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:59:06,585 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:06,586 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:59:06,587 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:59:06,588 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:06,589 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:06,589 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:06,590 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:59:06,591 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:59:06,591 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:59:06,592 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:59:06,593 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:06,593 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:59:06,594 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:06,594 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:59:06,595 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:59:06,596 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:06,597 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:59:06,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:59:06,598 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:06,599 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:06,599 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:06,600 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:06,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:06,601 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:06,602 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:06,602 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:59:06,603 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:59:06,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:59:06,607 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:59:06,608 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_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52eeb5cce5645e9dacc261319eae3d665b5cc432ff3ddd2ef39502a44996e68d [2023-11-11 23:59:06,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:59:06,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:59:06,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:59:06,915 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:59:06,915 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:59:06,917 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/bench-exp1x3.wvr.c [2023-11-11 23:59:10,119 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:59:10,340 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:59:10,341 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/sv-benchmarks/c/weaver/bench-exp1x3.wvr.c [2023-11-11 23:59:10,350 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/data/b0d72af43/0ae67354d9134833992f88d16a581e46/FLAG213d2fbd7 [2023-11-11 23:59:10,365 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/data/b0d72af43/0ae67354d9134833992f88d16a581e46 [2023-11-11 23:59:10,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:59:10,370 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:59:10,372 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:10,372 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:59:10,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:59:10,381 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:10" (1/1) ... [2023-11-11 23:59:10,382 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@628e70b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:10, skipping insertion in model container [2023-11-11 23:59:10,382 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:10" (1/1) ... [2023-11-11 23:59:10,413 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:10,581 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:10,592 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:59:10,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:10,630 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:59:10,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:10 WrapperNode [2023-11-11 23:59:10,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:10,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:10,633 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:59:10,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:59:10,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:10" (1/1) ... [2023-11-11 23:59:10,648 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:10" (1/1) ... [2023-11-11 23:59:10,666 INFO L138 Inliner]: procedures = 18, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 55 [2023-11-11 23:59:10,667 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:10,667 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:59:10,668 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:59:10,668 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:59:10,676 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:10" (1/1) ... [2023-11-11 23:59:10,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:10" (1/1) ... [2023-11-11 23:59:10,679 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:10" (1/1) ... [2023-11-11 23:59:10,679 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:10" (1/1) ... [2023-11-11 23:59:10,684 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:10" (1/1) ... [2023-11-11 23:59:10,688 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:10" (1/1) ... [2023-11-11 23:59:10,690 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:10" (1/1) ... [2023-11-11 23:59:10,691 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:10" (1/1) ... [2023-11-11 23:59:10,693 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:59:10,694 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:59:10,694 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:59:10,695 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:59:10,696 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:10" (1/1) ... [2023-11-11 23:59:10,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:10,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:59:10,738 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:59:10,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:59:10,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:59:10,773 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:59:10,774 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:59:10,774 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:59:10,774 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:59:10,774 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:59:10,774 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:59:10,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:59:10,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:59:10,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:59:10,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:59:10,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:59:10,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:59:10,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:59:10,777 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:59:10,890 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:59:10,892 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:59:11,164 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:59:11,184 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:59:11,185 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:59:11,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:11 BoogieIcfgContainer [2023-11-11 23:59:11,188 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:59:11,191 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:59:11,191 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:59:11,207 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:59:11,207 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:11" (1/1) ... [2023-11-11 23:59:11,209 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) [2023-11-11 23:59:11,215 INFO L158 Benchmark]: Toolchain (without parser) took 844.01ms. Allocated memory is still 165.7MB. Free memory was 121.3MB in the beginning and 94.1MB in the end (delta: 27.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-11 23:59:11,215 INFO L158 Benchmark]: CDTParser took 0.78ms. Allocated memory is still 111.1MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:11,217 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.69ms. Allocated memory is still 165.7MB. Free memory was 120.9MB in the beginning and 110.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-11 23:59:11,218 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.38ms. Allocated memory is still 165.7MB. Free memory was 110.1MB in the beginning and 108.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:11,219 INFO L158 Benchmark]: Boogie Preprocessor took 25.98ms. Allocated memory is still 165.7MB. Free memory was 108.6MB in the beginning and 107.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:11,221 INFO L158 Benchmark]: RCFGBuilder took 494.95ms. Allocated memory is still 165.7MB. Free memory was 107.3MB in the beginning and 95.0MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:59:11,222 INFO L158 Benchmark]: CodeCheck took 22.17ms. Allocated memory is still 165.7MB. Free memory was 95.0MB in the beginning and 94.1MB in the end (delta: 890.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:11,230 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 0.78ms. Allocated memory is still 111.1MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.69ms. Allocated memory is still 165.7MB. Free memory was 120.9MB in the beginning and 110.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.38ms. Allocated memory is still 165.7MB. Free memory was 110.1MB in the beginning and 108.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.98ms. Allocated memory is still 165.7MB. Free memory was 108.6MB in the beginning and 107.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 494.95ms. Allocated memory is still 165.7MB. Free memory was 107.3MB in the beginning and 95.0MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 22.17ms. Allocated memory is still 165.7MB. Free memory was 95.0MB in the beginning and 94.1MB in the end (delta: 890.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:59:11,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/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_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp1x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV --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 52eeb5cce5645e9dacc261319eae3d665b5cc432ff3ddd2ef39502a44996e68d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:14,156 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:14,226 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:59:14,274 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:14,275 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:59:14,276 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:59:14,278 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:14,278 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:14,280 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:14,285 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:59:14,286 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:59:14,287 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:59:14,287 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:14,289 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:59:14,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:14,290 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:59:14,291 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:59:14,291 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:59:14,292 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:59:14,293 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:59:14,294 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:14,294 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:59:14,295 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:59:14,295 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:14,296 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:14,296 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:14,297 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:59:14,297 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:59:14,298 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:59:14,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:14,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:14,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:14,300 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:14,301 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:59:14,301 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:59:14,301 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:59:14,302 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:59:14,302 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:59:14,302 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:59:14,304 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_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52eeb5cce5645e9dacc261319eae3d665b5cc432ff3ddd2ef39502a44996e68d [2023-11-11 23:59:14,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:59:14,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:59:14,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:59:14,809 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:59:14,809 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:59:14,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/bench-exp1x3.wvr.c [2023-11-11 23:59:18,187 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:59:18,450 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:59:18,450 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/sv-benchmarks/c/weaver/bench-exp1x3.wvr.c [2023-11-11 23:59:18,461 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/data/123f7772c/fa82ab07eb854f6a86c02eed122fa188/FLAG9e04e4868 [2023-11-11 23:59:18,481 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/data/123f7772c/fa82ab07eb854f6a86c02eed122fa188 [2023-11-11 23:59:18,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:59:18,488 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:59:18,494 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:18,494 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:59:18,499 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:59:18,504 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:18" (1/1) ... [2023-11-11 23:59:18,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b241b6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:18, skipping insertion in model container [2023-11-11 23:59:18,505 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:18" (1/1) ... [2023-11-11 23:59:18,535 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:18,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:18,763 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:59:18,800 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:18,824 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:59:18,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:18 WrapperNode [2023-11-11 23:59:18,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:18,827 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:18,827 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:59:18,827 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:59:18,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:18" (1/1) ... [2023-11-11 23:59:18,849 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:18" (1/1) ... [2023-11-11 23:59:18,875 INFO L138 Inliner]: procedures = 20, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 55 [2023-11-11 23:59:18,876 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:18,877 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:59:18,877 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:59:18,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:59:18,887 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:18" (1/1) ... [2023-11-11 23:59:18,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:18" (1/1) ... [2023-11-11 23:59:18,902 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:18" (1/1) ... [2023-11-11 23:59:18,902 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:18" (1/1) ... [2023-11-11 23:59:18,908 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:18" (1/1) ... [2023-11-11 23:59:18,913 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:18" (1/1) ... [2023-11-11 23:59:18,925 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:18" (1/1) ... [2023-11-11 23:59:18,926 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:18" (1/1) ... [2023-11-11 23:59:18,929 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:59:18,930 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:59:18,930 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:59:18,931 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:59:18,932 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:18" (1/1) ... [2023-11-11 23:59:18,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:18,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:59:18,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:59:19,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:59:19,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:59:19,042 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:59:19,043 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:59:19,043 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:59:19,043 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:59:19,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:59:19,044 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:59:19,044 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:59:19,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:59:19,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:59:19,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:59:19,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:59:19,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:59:19,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:59:19,047 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:59:19,161 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:59:19,163 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:59:19,383 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:59:19,391 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:59:19,391 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:59:19,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:19 BoogieIcfgContainer [2023-11-11 23:59:19,393 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:59:19,394 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:59:19,394 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:59:19,405 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:59:19,406 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:19" (1/1) ... [2023-11-11 23:59:19,407 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) [2023-11-11 23:59:19,414 INFO L158 Benchmark]: Toolchain (without parser) took 924.75ms. Allocated memory is still 75.5MB. Free memory was 53.1MB in the beginning and 43.3MB in the end (delta: 9.8MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-11-11 23:59:19,415 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 37.4MB in the beginning and 37.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:19,417 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.77ms. Allocated memory is still 75.5MB. Free memory was 52.9MB in the beginning and 41.9MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:59:19,418 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.39ms. Allocated memory is still 75.5MB. Free memory was 41.9MB in the beginning and 40.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:19,420 INFO L158 Benchmark]: Boogie Preprocessor took 52.91ms. Allocated memory is still 75.5MB. Free memory was 40.3MB in the beginning and 39.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:19,422 INFO L158 Benchmark]: RCFGBuilder took 463.28ms. Allocated memory is still 75.5MB. Free memory was 38.9MB in the beginning and 44.4MB in the end (delta: -5.5MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-11-11 23:59:19,422 INFO L158 Benchmark]: CodeCheck took 17.48ms. Allocated memory is still 75.5MB. Free memory was 44.4MB in the beginning and 43.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:19,427 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 37.4MB in the beginning and 37.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.77ms. Allocated memory is still 75.5MB. Free memory was 52.9MB in the beginning and 41.9MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.39ms. Allocated memory is still 75.5MB. Free memory was 41.9MB in the beginning and 40.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.91ms. Allocated memory is still 75.5MB. Free memory was 40.3MB in the beginning and 39.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 463.28ms. Allocated memory is still 75.5MB. Free memory was 38.9MB in the beginning and 44.4MB in the end (delta: -5.5MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * CodeCheck took 17.48ms. Allocated memory is still 75.5MB. Free memory was 44.4MB in the beginning and 43.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:59:19,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c77d3a3a-b4e1-4bb4-b188-e2f18002769c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported