./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash af523f24b0126267447f5590b01302c6de6f439c37a01df1dbf66192a849a6d6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:10,242 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:10,313 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:12:10,318 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:12:10,319 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:12:10,351 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:10,353 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:10,353 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:10,354 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:10,354 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:10,355 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:10,355 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:10,356 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:10,357 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:12:10,357 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:12:10,358 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:12:10,358 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:10,359 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:12:10,359 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:10,360 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:10,360 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:10,365 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:10,366 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:10,367 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:10,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:10,372 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:10,372 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:10,373 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:12:10,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:12:10,373 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_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af523f24b0126267447f5590b01302c6de6f439c37a01df1dbf66192a849a6d6 [2023-11-24 22:12:10,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:10,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:10,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:10,675 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:10,675 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:10,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c [2023-11-24 22:12:13,926 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:14,257 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:14,258 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/sv-benchmarks/c/weaver/bench-exp2x9.wvr.c [2023-11-24 22:12:14,268 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/data/d26ee8a33/03ed445efa344a37aaa2092c247afe11/FLAGd77ce503c [2023-11-24 22:12:14,572 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/data/d26ee8a33/03ed445efa344a37aaa2092c247afe11 [2023-11-24 22:12:14,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:14,576 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:14,577 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:14,578 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:14,584 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:14,585 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:14,589 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da90575 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14, skipping insertion in model container [2023-11-24 22:12:14,590 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:14,639 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:14,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:14,882 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:14,918 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:14,938 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:14,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14 WrapperNode [2023-11-24 22:12:14,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:14,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:14,941 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:14,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:14,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:14,959 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:14,989 INFO L138 Inliner]: procedures = 20, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-11-24 22:12:14,989 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:14,990 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:14,991 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:14,991 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:15,003 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,009 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,010 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,019 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,024 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,026 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,028 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,033 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:15,034 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:15,034 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:15,035 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:15,036 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:15,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:15,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:15,080 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:15,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:15,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:12:15,161 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:12:15,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:12:15,162 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:12:15,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:12:15,163 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:12:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:12:15,164 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:12:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:12:15,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:12:15,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:12:15,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:12:15,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:15,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:12:15,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:12:15,170 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:12:15,367 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:15,370 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:15,938 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:15,964 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:15,964 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 22:12:15,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:15 BoogieIcfgContainer [2023-11-24 22:12:15,967 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:15,968 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:15,968 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:15,978 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:15,978 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:15" (1/1) ... [2023-11-24 22:12:15,979 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) [2023-11-24 22:12:15,984 INFO L158 Benchmark]: Toolchain (without parser) took 1407.72ms. Allocated memory is still 130.0MB. Free memory was 95.3MB in the beginning and 59.5MB in the end (delta: 35.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-24 22:12:15,985 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 130.0MB. Free memory was 100.1MB in the beginning and 99.9MB in the end (delta: 159.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:15,986 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.12ms. Allocated memory is still 130.0MB. Free memory was 94.9MB in the beginning and 83.2MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:12:15,987 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.27ms. Allocated memory is still 130.0MB. Free memory was 83.2MB in the beginning and 81.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:15,988 INFO L158 Benchmark]: Boogie Preprocessor took 42.67ms. Allocated memory is still 130.0MB. Free memory was 81.4MB in the beginning and 79.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:15,989 INFO L158 Benchmark]: RCFGBuilder took 932.96ms. Allocated memory is still 130.0MB. Free memory was 79.8MB in the beginning and 60.4MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 22:12:15,990 INFO L158 Benchmark]: CodeCheck took 14.55ms. Allocated memory is still 130.0MB. Free memory was 60.4MB in the beginning and 59.5MB in the end (delta: 902.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:15,994 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 0.35ms. Allocated memory is still 130.0MB. Free memory was 100.1MB in the beginning and 99.9MB in the end (delta: 159.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 362.12ms. Allocated memory is still 130.0MB. Free memory was 94.9MB in the beginning and 83.2MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.27ms. Allocated memory is still 130.0MB. Free memory was 83.2MB in the beginning and 81.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.67ms. Allocated memory is still 130.0MB. Free memory was 81.4MB in the beginning and 79.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 932.96ms. Allocated memory is still 130.0MB. Free memory was 79.8MB in the beginning and 60.4MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 14.55ms. Allocated memory is still 130.0MB. Free memory was 60.4MB in the beginning and 59.5MB in the end (delta: 902.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:12:16,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/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_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash af523f24b0126267447f5590b01302c6de6f439c37a01df1dbf66192a849a6d6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:19,065 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:19,232 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 22:12:19,292 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:19,293 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:19,294 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:19,295 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:19,296 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:19,297 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:19,298 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:19,298 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:19,299 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:12:19,300 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:12:19,301 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:12:19,301 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:19,302 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:12:19,303 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:12:19,303 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:12:19,304 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:12:19,304 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:19,305 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:19,306 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:19,307 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:19,307 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:19,308 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:12:19,308 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:12:19,309 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:19,309 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:19,310 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:19,310 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:19,311 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:12:19,312 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:12:19,312 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:12:19,312 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:12:19,313 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_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af523f24b0126267447f5590b01302c6de6f439c37a01df1dbf66192a849a6d6 [2023-11-24 22:12:19,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:19,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:19,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:19,808 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:19,809 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:19,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c [2023-11-24 22:12:23,155 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:23,426 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:23,427 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/sv-benchmarks/c/weaver/bench-exp2x9.wvr.c [2023-11-24 22:12:23,448 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/data/a7c665404/cfb958689a7f4fff966c41d3d0890dcf/FLAG5dd29dd02 [2023-11-24 22:12:23,476 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/data/a7c665404/cfb958689a7f4fff966c41d3d0890dcf [2023-11-24 22:12:23,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:23,487 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:23,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:23,491 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:23,497 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:23,503 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:23" (1/1) ... [2023-11-24 22:12:23,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59ffd126 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:23, skipping insertion in model container [2023-11-24 22:12:23,505 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:23" (1/1) ... [2023-11-24 22:12:23,552 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:23,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:23,925 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:23,988 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:24,013 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:24,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:24 WrapperNode [2023-11-24 22:12:24,014 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:24,016 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:24,016 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:24,016 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:24,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:24" (1/1) ... [2023-11-24 22:12:24,056 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:24" (1/1) ... [2023-11-24 22:12:24,098 INFO L138 Inliner]: procedures = 22, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-11-24 22:12:24,100 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:24,101 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:24,101 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:24,101 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:24,112 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:24" (1/1) ... [2023-11-24 22:12:24,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:24" (1/1) ... [2023-11-24 22:12:24,136 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:24" (1/1) ... [2023-11-24 22:12:24,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:24" (1/1) ... [2023-11-24 22:12:24,146 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:24" (1/1) ... [2023-11-24 22:12:24,162 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:24" (1/1) ... [2023-11-24 22:12:24,164 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:24" (1/1) ... [2023-11-24 22:12:24,166 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:24" (1/1) ... [2023-11-24 22:12:24,170 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:24,171 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:24,171 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:24,171 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:24,172 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:24" (1/1) ... [2023-11-24 22:12:24,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:24,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:24,212 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:24,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:24,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:12:24,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:12:24,264 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:12:24,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:12:24,265 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:12:24,265 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:12:24,265 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:12:24,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:12:24,266 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:12:24,266 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:12:24,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:12:24,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:12:24,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:24,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:24,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:12:24,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:12:24,269 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:12:24,394 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:24,397 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:25,011 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:25,044 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:25,045 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 22:12:25,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:25 BoogieIcfgContainer [2023-11-24 22:12:25,048 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:25,049 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:25,050 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:25,063 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:25,063 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:25" (1/1) ... [2023-11-24 22:12:25,064 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) [2023-11-24 22:12:25,070 INFO L158 Benchmark]: Toolchain (without parser) took 1581.55ms. Allocated memory is still 88.1MB. Free memory was 65.6MB in the beginning and 52.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-11-24 22:12:25,071 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 88.1MB. Free memory was 64.2MB in the beginning and 64.0MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:25,072 INFO L158 Benchmark]: CACSL2BoogieTranslator took 524.12ms. Allocated memory is still 88.1MB. Free memory was 65.4MB in the beginning and 53.2MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:12:25,073 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.20ms. Allocated memory is still 88.1MB. Free memory was 53.2MB in the beginning and 51.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:25,074 INFO L158 Benchmark]: Boogie Preprocessor took 69.35ms. Allocated memory is still 88.1MB. Free memory was 51.2MB in the beginning and 49.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:25,076 INFO L158 Benchmark]: RCFGBuilder took 877.37ms. Allocated memory is still 88.1MB. Free memory was 49.5MB in the beginning and 53.7MB in the end (delta: -4.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:12:25,077 INFO L158 Benchmark]: CodeCheck took 18.45ms. Allocated memory is still 88.1MB. Free memory was 53.7MB in the beginning and 52.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:25,089 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 0.73ms. Allocated memory is still 88.1MB. Free memory was 64.2MB in the beginning and 64.0MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 524.12ms. Allocated memory is still 88.1MB. Free memory was 65.4MB in the beginning and 53.2MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.20ms. Allocated memory is still 88.1MB. Free memory was 53.2MB in the beginning and 51.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.35ms. Allocated memory is still 88.1MB. Free memory was 51.2MB in the beginning and 49.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 877.37ms. Allocated memory is still 88.1MB. Free memory was 49.5MB in the beginning and 53.7MB in the end (delta: -4.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 18.45ms. Allocated memory is still 88.1MB. Free memory was 53.7MB in the beginning and 52.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:12:25,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85dbb331-6a4c-4dd3-80e1-f1789566e6b9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported