./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/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_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/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_92803c40-3194-437c-9406-ca0df5e1a2aa/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 a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:01:27,006 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:01:27,131 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:01:27,141 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:01:27,141 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:01:27,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:01:27,187 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:01:27,187 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:01:27,189 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:01:27,193 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:01:27,194 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:01:27,194 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:01:27,195 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:01:27,197 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:01:27,198 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:01:27,198 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:01:27,199 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:01:27,199 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:01:27,199 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:01:27,200 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:01:27,200 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:01:27,201 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:01:27,201 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:01:27,202 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:01:27,202 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:01:27,203 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:01:27,203 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:01:27,203 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:01:27,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:27,215 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:01:27,215 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:01:27,216 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:01:27,216 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:01:27,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:01:27,217 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:01:27,217 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_92803c40-3194-437c-9406-ca0df5e1a2aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc [2023-11-19 04:01:27,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:01:27,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:01:27,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:01:27,570 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:01:27,571 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:01:27,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-11-19 04:01:30,833 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:01:31,178 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:01:31,179 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-11-19 04:01:31,199 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/data/053efada9/460b0b469faa4ee089f171fe98f3a70d/FLAG50885cb4e [2023-11-19 04:01:31,223 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/data/053efada9/460b0b469faa4ee089f171fe98f3a70d [2023-11-19 04:01:31,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:01:31,235 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:01:31,239 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:31,239 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:01:31,246 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:01:31,248 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:31" (1/1) ... [2023-11-19 04:01:31,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74ea9092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:31, skipping insertion in model container [2023-11-19 04:01:31,250 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:31" (1/1) ... [2023-11-19 04:01:31,325 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:01:31,817 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:31,834 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:01:31,911 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:31,958 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:01:31,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:31 WrapperNode [2023-11-19 04:01:31,959 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:31,960 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:31,960 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:01:31,960 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:01:31,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:31" (1/1) ... [2023-11-19 04:01:31,984 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:31" (1/1) ... [2023-11-19 04:01:32,014 INFO L138 Inliner]: procedures = 168, calls = 38, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 138 [2023-11-19 04:01:32,014 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:32,015 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:01:32,016 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:01:32,016 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:01:32,026 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:31" (1/1) ... [2023-11-19 04:01:32,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:31" (1/1) ... [2023-11-19 04:01:32,047 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:31" (1/1) ... [2023-11-19 04:01:32,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:31" (1/1) ... [2023-11-19 04:01:32,058 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:31" (1/1) ... [2023-11-19 04:01:32,063 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:31" (1/1) ... [2023-11-19 04:01:32,066 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:31" (1/1) ... [2023-11-19 04:01:32,068 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:31" (1/1) ... [2023-11-19 04:01:32,072 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:01:32,073 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:01:32,073 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:01:32,074 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:01:32,075 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:31" (1/1) ... [2023-11-19 04:01:32,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:32,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:01:32,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:01:32,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:01:32,154 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 04:01:32,155 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 04:01:32,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:01:32,155 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 04:01:32,155 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 04:01:32,156 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 04:01:32,156 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 04:01:32,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:01:32,156 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 04:01:32,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:01:32,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:01:32,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:01:32,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:01:32,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:01:32,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:01:32,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:01:32,159 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:01:32,305 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:01:32,308 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:01:32,681 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:01:32,698 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:01:32,699 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:01:32,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:32 BoogieIcfgContainer [2023-11-19 04:01:32,706 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:01:32,707 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:01:32,708 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:01:32,719 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:01:32,719 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:32" (1/1) ... [2023-11-19 04:01:32,721 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:01:32,725 INFO L158 Benchmark]: Toolchain (without parser) took 1489.83ms. Allocated memory is still 167.8MB. Free memory was 118.3MB in the beginning and 74.5MB in the end (delta: 43.8MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-19 04:01:32,726 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 136.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:01:32,730 INFO L158 Benchmark]: CACSL2BoogieTranslator took 720.26ms. Allocated memory is still 167.8MB. Free memory was 118.3MB in the beginning and 98.1MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 04:01:32,730 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.05ms. Allocated memory is still 167.8MB. Free memory was 98.1MB in the beginning and 95.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:01:32,732 INFO L158 Benchmark]: Boogie Preprocessor took 56.96ms. Allocated memory is still 167.8MB. Free memory was 95.5MB in the beginning and 93.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:01:32,733 INFO L158 Benchmark]: RCFGBuilder took 632.92ms. Allocated memory is still 167.8MB. Free memory was 93.9MB in the beginning and 75.4MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 04:01:32,734 INFO L158 Benchmark]: CodeCheck took 16.14ms. Allocated memory is still 167.8MB. Free memory was 75.4MB in the beginning and 74.5MB in the end (delta: 904.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:01:32,745 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 136.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 720.26ms. Allocated memory is still 167.8MB. Free memory was 118.3MB in the beginning and 98.1MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.05ms. Allocated memory is still 167.8MB. Free memory was 98.1MB in the beginning and 95.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.96ms. Allocated memory is still 167.8MB. Free memory was 95.5MB in the beginning and 93.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 632.92ms. Allocated memory is still 167.8MB. Free memory was 93.9MB in the beginning and 75.4MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 16.14ms. Allocated memory is still 167.8MB. Free memory was 75.4MB in the beginning and 74.5MB in the end (delta: 904.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:01:32,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/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_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/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_92803c40-3194-437c-9406-ca0df5e1a2aa/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 a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:01:35,509 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:01:35,638 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 04:01:35,687 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:01:35,688 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:01:35,689 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:01:35,690 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:01:35,691 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:01:35,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:01:35,692 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:01:35,693 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:01:35,693 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:01:35,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:01:35,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:01:35,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:01:35,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:01:35,697 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:01:35,697 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:01:35,698 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:01:35,698 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:01:35,699 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:01:35,700 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:01:35,700 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:01:35,701 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:01:35,701 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:01:35,702 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:01:35,703 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:01:35,703 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:01:35,704 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:01:35,704 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:01:35,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:35,705 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:01:35,706 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:01:35,706 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:01:35,706 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:01:35,707 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:01:35,707 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:01:35,708 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:01:35,708 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:01:35,709 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_92803c40-3194-437c-9406-ca0df5e1a2aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc [2023-11-19 04:01:36,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:01:36,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:01:36,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:01:36,097 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:01:36,097 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:01:36,099 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-11-19 04:01:39,347 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:01:39,829 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:01:39,830 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-11-19 04:01:39,858 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/data/dad74a177/d85b84d895b741e1b036d8582ed178da/FLAG8aa98496d [2023-11-19 04:01:39,883 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/data/dad74a177/d85b84d895b741e1b036d8582ed178da [2023-11-19 04:01:39,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:01:39,894 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:01:39,898 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:39,898 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:01:39,905 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:01:39,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:39" (1/1) ... [2023-11-19 04:01:39,910 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73e0a3ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:39, skipping insertion in model container [2023-11-19 04:01:39,910 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:39" (1/1) ... [2023-11-19 04:01:39,987 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:01:40,599 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:40,636 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:01:40,746 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:40,833 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:01:40,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:40 WrapperNode [2023-11-19 04:01:40,834 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:40,836 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:40,836 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:01:40,836 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:01:40,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:40" (1/1) ... [2023-11-19 04:01:40,885 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:40" (1/1) ... [2023-11-19 04:01:40,935 INFO L138 Inliner]: procedures = 175, calls = 38, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 137 [2023-11-19 04:01:40,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:40,938 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:01:40,938 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:01:40,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:01:40,951 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:40" (1/1) ... [2023-11-19 04:01:40,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:40" (1/1) ... [2023-11-19 04:01:40,971 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:40" (1/1) ... [2023-11-19 04:01:40,975 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:40" (1/1) ... [2023-11-19 04:01:40,988 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:40" (1/1) ... [2023-11-19 04:01:41,006 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:40" (1/1) ... [2023-11-19 04:01:41,013 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:40" (1/1) ... [2023-11-19 04:01:41,028 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:40" (1/1) ... [2023-11-19 04:01:41,034 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:01:41,043 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:01:41,043 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:01:41,044 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:01:41,045 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:40" (1/1) ... [2023-11-19 04:01:41,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:41,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:01:41,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:01:41,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:01:41,147 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 04:01:41,148 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 04:01:41,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 04:01:41,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:01:41,149 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 04:01:41,149 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 04:01:41,149 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 04:01:41,149 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 04:01:41,150 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 04:01:41,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:01:41,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:01:41,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 04:01:41,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:01:41,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:01:41,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:01:41,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 04:01:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:01:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 04:01:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:01:41,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:01:41,156 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:01:41,418 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:01:41,420 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:01:41,821 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:01:41,833 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:01:41,833 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:01:41,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:41 BoogieIcfgContainer [2023-11-19 04:01:41,838 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:01:41,839 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:01:41,839 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:01:41,849 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:01:41,849 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:41" (1/1) ... [2023-11-19 04:01:41,850 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:01:41,854 INFO L158 Benchmark]: Toolchain (without parser) took 1959.93ms. Allocated memory is still 107.0MB. Free memory was 81.2MB in the beginning and 78.1MB in the end (delta: 3.1MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2023-11-19 04:01:41,854 INFO L158 Benchmark]: CDTParser took 1.28ms. Allocated memory is still 71.3MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:01:41,855 INFO L158 Benchmark]: CACSL2BoogieTranslator took 936.71ms. Allocated memory is still 107.0MB. Free memory was 81.2MB in the beginning and 59.3MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 04:01:41,856 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.17ms. Allocated memory is still 107.0MB. Free memory was 59.3MB in the beginning and 56.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:01:41,857 INFO L158 Benchmark]: Boogie Preprocessor took 104.60ms. Allocated memory is still 107.0MB. Free memory was 56.8MB in the beginning and 54.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:01:41,857 INFO L158 Benchmark]: RCFGBuilder took 794.77ms. Allocated memory is still 107.0MB. Free memory was 54.7MB in the beginning and 79.5MB in the end (delta: -24.8MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-11-19 04:01:41,858 INFO L158 Benchmark]: CodeCheck took 13.81ms. Allocated memory is still 107.0MB. Free memory was 79.5MB in the beginning and 78.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:01:41,861 INFO L338 ainManager$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 1.28ms. Allocated memory is still 71.3MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 936.71ms. Allocated memory is still 107.0MB. Free memory was 81.2MB in the beginning and 59.3MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.17ms. Allocated memory is still 107.0MB. Free memory was 59.3MB in the beginning and 56.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.60ms. Allocated memory is still 107.0MB. Free memory was 56.8MB in the beginning and 54.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 794.77ms. Allocated memory is still 107.0MB. Free memory was 54.7MB in the beginning and 79.5MB in the end (delta: -24.8MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * CodeCheck took 13.81ms. Allocated memory is still 107.0MB. Free memory was 79.5MB in the beginning and 78.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:01:41,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92803c40-3194-437c-9406-ca0df5e1a2aa/bin/ukojak-verify-G8NBE6pJGL/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