./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/array-eq-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/array-eq-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV --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 6897befed0dbbae24492a1e82d50fcd0be6b3857b241d882a904d02a513d7a6d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:47,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:47,292 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:50:47,299 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:50:47,300 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:50:47,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:47,340 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:47,340 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:47,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:47,348 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:47,350 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:50:47,350 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:47,351 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:47,353 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:50:47,353 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:50:47,353 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:50:47,354 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:47,354 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:50:47,355 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:47,355 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:47,356 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:47,356 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:47,357 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:47,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:47,358 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:47,359 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:47,360 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:50:47,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:50:47,361 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_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6897befed0dbbae24492a1e82d50fcd0be6b3857b241d882a904d02a513d7a6d [2023-11-11 23:50:47,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:47,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:47,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:47,649 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:47,650 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:47,652 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/array-eq-symm.wvr.c [2023-11-11 23:50:50,740 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:50:50,928 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:50:50,929 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/sv-benchmarks/c/weaver/array-eq-symm.wvr.c [2023-11-11 23:50:50,937 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/data/641a76e1b/16c4af0277334b5491322f629019686c/FLAG0fb30f0e7 [2023-11-11 23:50:50,951 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/data/641a76e1b/16c4af0277334b5491322f629019686c [2023-11-11 23:50:50,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:50:50,958 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:50:50,959 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:50,960 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:50:50,964 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:50:50,965 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:50" (1/1) ... [2023-11-11 23:50:50,966 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@615a8f2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:50, skipping insertion in model container [2023-11-11 23:50:50,966 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:50" (1/1) ... [2023-11-11 23:50:50,992 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:51,170 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:51,180 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:50:51,204 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:51,223 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:50:51,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:51 WrapperNode [2023-11-11 23:50:51,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:51,225 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:51,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:50:51,225 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:50:51,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:51" (1/1) ... [2023-11-11 23:50:51,240 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:51" (1/1) ... [2023-11-11 23:50:51,265 INFO L138 Inliner]: procedures = 23, calls = 30, calls flagged for inlining = 8, calls inlined = 10, statements flattened = 119 [2023-11-11 23:50:51,266 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:51,267 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:50:51,267 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:50:51,267 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:50:51,277 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:51" (1/1) ... [2023-11-11 23:50:51,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:51" (1/1) ... [2023-11-11 23:50:51,280 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:51" (1/1) ... [2023-11-11 23:50:51,281 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:51" (1/1) ... [2023-11-11 23:50:51,290 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:51" (1/1) ... [2023-11-11 23:50:51,295 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:51" (1/1) ... [2023-11-11 23:50:51,297 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:51" (1/1) ... [2023-11-11 23:50:51,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:51" (1/1) ... [2023-11-11 23:50:51,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:50:51,304 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:50:51,304 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:50:51,304 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:50:51,305 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:51" (1/1) ... [2023-11-11 23:50:51,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:51,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:50:51,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:50:51,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:50:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:50:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:50:51,391 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:50:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:50:51,392 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:50:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:50:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:50:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:50:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:50:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:50:51,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:50:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:50:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:50:51,395 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:50:51,502 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:50:51,505 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:50:51,936 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:50:51,950 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:50:51,950 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-11 23:50:51,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:51 BoogieIcfgContainer [2023-11-11 23:50:51,952 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:50:51,953 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:50:51,953 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:50:51,963 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:50:51,963 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:51" (1/1) ... [2023-11-11 23:50:51,964 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:50:51,968 INFO L158 Benchmark]: Toolchain (without parser) took 1009.02ms. Allocated memory is still 134.2MB. Free memory was 89.9MB in the beginning and 86.1MB in the end (delta: 3.8MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2023-11-11 23:50:51,968 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 104.9MB. Free memory is still 58.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:50:51,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.89ms. Allocated memory is still 134.2MB. Free memory was 89.7MB in the beginning and 78.4MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:50:51,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.01ms. Allocated memory is still 134.2MB. Free memory was 78.4MB in the beginning and 76.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:50:51,970 INFO L158 Benchmark]: Boogie Preprocessor took 35.98ms. Allocated memory is still 134.2MB. Free memory was 76.7MB in the beginning and 75.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:51,971 INFO L158 Benchmark]: RCFGBuilder took 648.74ms. Allocated memory is still 134.2MB. Free memory was 75.0MB in the beginning and 87.2MB in the end (delta: -12.3MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2023-11-11 23:50:51,972 INFO L158 Benchmark]: CodeCheck took 13.27ms. Allocated memory is still 134.2MB. Free memory was 87.2MB in the beginning and 86.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:51,975 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 0.29ms. Allocated memory is still 104.9MB. Free memory is still 58.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.89ms. Allocated memory is still 134.2MB. Free memory was 89.7MB in the beginning and 78.4MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.01ms. Allocated memory is still 134.2MB. Free memory was 78.4MB in the beginning and 76.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.98ms. Allocated memory is still 134.2MB. Free memory was 76.7MB in the beginning and 75.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 648.74ms. Allocated memory is still 134.2MB. Free memory was 75.0MB in the beginning and 87.2MB in the end (delta: -12.3MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. * CodeCheck took 13.27ms. Allocated memory is still 134.2MB. Free memory was 87.2MB in the beginning and 86.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:50:51,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/array-eq-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV --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 6897befed0dbbae24492a1e82d50fcd0be6b3857b241d882a904d02a513d7a6d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:54,721 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:54,793 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-11 23:50:54,828 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:54,829 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:54,830 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:54,831 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:54,831 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:54,832 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:50:54,837 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:54,838 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:54,839 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:50:54,839 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:50:54,841 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:50:54,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:54,842 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:50:54,843 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:50:54,843 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:50:54,844 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:50:54,845 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:54,845 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:54,846 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:54,847 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:54,847 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:50:54,848 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:50:54,848 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:50:54,849 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:54,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:54,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:54,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:54,852 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:50:54,853 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:50:54,853 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:50:54,854 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:50:54,854 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_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6897befed0dbbae24492a1e82d50fcd0be6b3857b241d882a904d02a513d7a6d [2023-11-11 23:50:55,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:55,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:55,346 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:55,347 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:55,349 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:55,350 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/array-eq-symm.wvr.c [2023-11-11 23:50:58,647 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:50:58,965 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:50:58,966 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/sv-benchmarks/c/weaver/array-eq-symm.wvr.c [2023-11-11 23:50:58,977 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/data/ee130e615/e73c5c2fbcdc4c3f96774115cf6ec01e/FLAGbc8d284ea [2023-11-11 23:50:58,997 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/data/ee130e615/e73c5c2fbcdc4c3f96774115cf6ec01e [2023-11-11 23:50:59,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:50:59,005 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:50:59,011 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:59,012 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:50:59,017 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:50:59,018 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:58" (1/1) ... [2023-11-11 23:50:59,020 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19bac1a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:59, skipping insertion in model container [2023-11-11 23:50:59,020 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:58" (1/1) ... [2023-11-11 23:50:59,051 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:59,317 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:59,339 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-11 23:50:59,352 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:59,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:59,391 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:50:59,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:59,469 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:50:59,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:59 WrapperNode [2023-11-11 23:50:59,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:59,472 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:59,472 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:50:59,473 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:50:59,482 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:59" (1/1) ... [2023-11-11 23:50:59,506 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:59" (1/1) ... [2023-11-11 23:50:59,546 INFO L138 Inliner]: procedures = 25, calls = 30, calls flagged for inlining = 8, calls inlined = 10, statements flattened = 115 [2023-11-11 23:50:59,547 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:59,547 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:50:59,547 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:50:59,548 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:50:59,558 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:59" (1/1) ... [2023-11-11 23:50:59,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:59" (1/1) ... [2023-11-11 23:50:59,581 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:59" (1/1) ... [2023-11-11 23:50:59,581 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:59" (1/1) ... [2023-11-11 23:50:59,591 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:59" (1/1) ... [2023-11-11 23:50:59,606 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:59" (1/1) ... [2023-11-11 23:50:59,609 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:59" (1/1) ... [2023-11-11 23:50:59,618 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:59" (1/1) ... [2023-11-11 23:50:59,622 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:50:59,623 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:50:59,625 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:50:59,625 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:50:59,626 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:59" (1/1) ... [2023-11-11 23:50:59,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:59,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:50:59,662 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:50:59,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:50:59,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:50:59,733 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:50:59,734 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:50:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:50:59,734 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:50:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:50:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:50:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:50:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:50:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:50:59,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:50:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:50:59,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:50:59,746 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:50:59,887 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:50:59,889 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:00,446 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:00,454 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:00,455 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-11 23:51:00,457 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:00 BoogieIcfgContainer [2023-11-11 23:51:00,458 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:00,458 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:00,459 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:00,468 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:00,468 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:00,469 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:51:00,473 INFO L158 Benchmark]: Toolchain (without parser) took 1467.44ms. Allocated memory is still 100.7MB. Free memory was 75.9MB in the beginning and 56.7MB in the end (delta: 19.2MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2023-11-11 23:51:00,474 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 69.2MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:00,475 INFO L158 Benchmark]: CACSL2BoogieTranslator took 459.99ms. Allocated memory is still 100.7MB. Free memory was 75.7MB in the beginning and 62.8MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:51:00,475 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.61ms. Allocated memory is still 100.7MB. Free memory was 62.8MB in the beginning and 60.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:00,476 INFO L158 Benchmark]: Boogie Preprocessor took 75.34ms. Allocated memory is still 100.7MB. Free memory was 60.8MB in the beginning and 59.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:00,477 INFO L158 Benchmark]: RCFGBuilder took 834.23ms. Allocated memory is still 100.7MB. Free memory was 59.0MB in the beginning and 58.1MB in the end (delta: 870.4kB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2023-11-11 23:51:00,478 INFO L158 Benchmark]: CodeCheck took 13.16ms. Allocated memory is still 100.7MB. Free memory was 58.1MB in the beginning and 56.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:00,482 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 0.59ms. Allocated memory is still 69.2MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 459.99ms. Allocated memory is still 100.7MB. Free memory was 75.7MB in the beginning and 62.8MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.61ms. Allocated memory is still 100.7MB. Free memory was 62.8MB in the beginning and 60.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.34ms. Allocated memory is still 100.7MB. Free memory was 60.8MB in the beginning and 59.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 834.23ms. Allocated memory is still 100.7MB. Free memory was 59.0MB in the beginning and 58.1MB in the end (delta: 870.4kB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * CodeCheck took 13.16ms. Allocated memory is still 100.7MB. Free memory was 58.1MB in the beginning and 56.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:51:00,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccf65f35-ec7d-4626-b9d6-637b0988b901/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported