./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/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_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/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_86694122-7e5c-4ed6-aac6-7186240bdc67/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 2e9e4bd6e9b16aa5f22ad2335ca34ba741869a12ab5a04a80108cf42ed170c0f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:08:22,283 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:08:22,349 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:08:22,354 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:08:22,355 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:08:22,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:08:22,380 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:08:22,380 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:08:22,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:08:22,382 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:08:22,382 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:08:22,383 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:08:22,384 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:08:22,384 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:08:22,385 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:08:22,386 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:08:22,386 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:08:22,387 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:08:22,387 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:08:22,388 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:08:22,389 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:08:22,393 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:08:22,394 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:08:22,395 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:08:22,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:22,396 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:08:22,397 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:08:22,397 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:08:22,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:08:22,403 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_86694122-7e5c-4ed6-aac6-7186240bdc67/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e9e4bd6e9b16aa5f22ad2335ca34ba741869a12ab5a04a80108cf42ed170c0f [2023-11-24 23:08:22,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:08:22,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:08:22,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:08:22,711 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:08:22,711 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:08:22,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2023-11-24 23:08:25,872 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:08:26,232 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:08:26,233 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2023-11-24 23:08:26,246 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/data/51502bc38/9ef4d43d41ce474fb310e74ad5e34e3f/FLAG1ec8df78d [2023-11-24 23:08:26,264 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/data/51502bc38/9ef4d43d41ce474fb310e74ad5e34e3f [2023-11-24 23:08:26,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:08:26,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:08:26,277 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:26,277 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:08:26,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:08:26,285 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:26,286 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a1cb7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26, skipping insertion in model container [2023-11-24 23:08:26,287 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:26,331 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:26,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:26,594 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:08:26,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:26,642 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:08:26,642 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:08:26,650 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:08:26,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26 WrapperNode [2023-11-24 23:08:26,651 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:26,653 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:26,653 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:08:26,653 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:08:26,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:26,682 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:26,722 INFO L138 Inliner]: procedures = 26, calls = 80, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 337 [2023-11-24 23:08:26,722 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:26,723 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:08:26,723 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:08:26,723 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:08:26,733 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:26,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:26,739 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:26,740 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:26,753 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:26,759 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:26,762 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:26,765 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:26,770 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:08:26,771 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:08:26,772 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:08:26,772 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:08:26,773 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:26,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:26,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:08:26,807 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:08:26,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:08:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:08:26,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:08:26,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:08:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:08:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:08:26,854 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:08:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:08:26,854 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:08:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:08:26,855 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:08:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 23:08:26,856 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 23:08:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:08:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:08:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:08:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:08:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:08:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:08:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:08:26,861 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 23:08:27,015 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:08:27,017 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:08:27,754 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:08:28,058 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:08:28,061 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-24 23:08:28,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:28 BoogieIcfgContainer [2023-11-24 23:08:28,065 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:08:28,067 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:08:28,067 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:08:28,079 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:08:28,079 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:28" (1/1) ... [2023-11-24 23:08:28,080 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 23:08:28,086 INFO L158 Benchmark]: Toolchain (without parser) took 1813.39ms. Allocated memory was 165.7MB in the beginning and 228.6MB in the end (delta: 62.9MB). Free memory was 131.3MB in the beginning and 186.3MB in the end (delta: -55.0MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2023-11-24 23:08:28,087 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 165.7MB. Free memory was 134.1MB in the beginning and 134.0MB in the end (delta: 194.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:08:28,088 INFO L158 Benchmark]: CACSL2BoogieTranslator took 375.25ms. Allocated memory is still 165.7MB. Free memory was 131.3MB in the beginning and 117.9MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:08:28,089 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.67ms. Allocated memory is still 165.7MB. Free memory was 117.9MB in the beginning and 114.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:28,091 INFO L158 Benchmark]: Boogie Preprocessor took 47.68ms. Allocated memory is still 165.7MB. Free memory was 114.7MB in the beginning and 112.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:28,092 INFO L158 Benchmark]: RCFGBuilder took 1294.17ms. Allocated memory was 165.7MB in the beginning and 228.6MB in the end (delta: 62.9MB). Free memory was 112.6MB in the beginning and 187.4MB in the end (delta: -74.8MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. [2023-11-24 23:08:28,093 INFO L158 Benchmark]: CodeCheck took 16.76ms. Allocated memory is still 228.6MB. Free memory was 187.4MB in the beginning and 186.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:28,104 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 165.7MB. Free memory was 134.1MB in the beginning and 134.0MB in the end (delta: 194.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 375.25ms. Allocated memory is still 165.7MB. Free memory was 131.3MB in the beginning and 117.9MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.67ms. Allocated memory is still 165.7MB. Free memory was 117.9MB in the beginning and 114.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.68ms. Allocated memory is still 165.7MB. Free memory was 114.7MB in the beginning and 112.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1294.17ms. Allocated memory was 165.7MB in the beginning and 228.6MB in the end (delta: 62.9MB). Free memory was 112.6MB in the beginning and 187.4MB in the end (delta: -74.8MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. * CodeCheck took 16.76ms. Allocated memory is still 228.6MB. Free memory was 187.4MB in the beginning and 186.3MB 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. [2023-11-24 23:08:28,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/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_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/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_86694122-7e5c-4ed6-aac6-7186240bdc67/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 2e9e4bd6e9b16aa5f22ad2335ca34ba741869a12ab5a04a80108cf42ed170c0f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:08:30,845 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:08:30,989 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 23:08:31,040 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:08:31,042 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:08:31,043 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:08:31,043 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:08:31,044 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:08:31,045 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:08:31,049 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:08:31,050 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:08:31,050 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:08:31,051 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:08:31,053 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:08:31,053 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:08:31,053 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:08:31,054 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:08:31,054 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:08:31,055 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:08:31,055 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:08:31,055 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:08:31,056 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:08:31,056 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:08:31,057 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:08:31,057 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:08:31,058 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:08:31,059 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:08:31,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:31,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:08:31,060 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:08:31,061 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:08:31,061 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:08:31,062 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:08:31,062 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:08:31,062 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_86694122-7e5c-4ed6-aac6-7186240bdc67/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e9e4bd6e9b16aa5f22ad2335ca34ba741869a12ab5a04a80108cf42ed170c0f [2023-11-24 23:08:31,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:08:31,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:08:31,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:08:31,500 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:08:31,501 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:08:31,502 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2023-11-24 23:08:34,830 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:08:35,153 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:08:35,154 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2023-11-24 23:08:35,171 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/data/113561907/e7a2b0cb027d409d9656065e7c38205f/FLAG9d20a541c [2023-11-24 23:08:35,193 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/data/113561907/e7a2b0cb027d409d9656065e7c38205f [2023-11-24 23:08:35,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:08:35,201 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:08:35,205 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:35,205 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:08:35,210 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:08:35,212 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:35" (1/1) ... [2023-11-24 23:08:35,213 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@137ad583 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:35, skipping insertion in model container [2023-11-24 23:08:35,214 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:35" (1/1) ... [2023-11-24 23:08:35,261 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:35,511 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:35,536 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 23:08:35,547 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:35,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:35,625 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:08:35,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:35,726 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:08:35,726 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:08:35,766 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:08:35,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:35 WrapperNode [2023-11-24 23:08:35,767 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:35,769 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:35,769 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:08:35,769 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:08:35,777 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:35" (1/1) ... [2023-11-24 23:08:35,800 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:35" (1/1) ... [2023-11-24 23:08:35,862 INFO L138 Inliner]: procedures = 28, calls = 80, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 324 [2023-11-24 23:08:35,866 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:35,867 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:08:35,868 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:08:35,868 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:08:35,879 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:35" (1/1) ... [2023-11-24 23:08:35,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:35" (1/1) ... [2023-11-24 23:08:35,903 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:35" (1/1) ... [2023-11-24 23:08:35,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:35" (1/1) ... [2023-11-24 23:08:35,934 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:35" (1/1) ... [2023-11-24 23:08:35,940 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:35" (1/1) ... [2023-11-24 23:08:35,943 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:35" (1/1) ... [2023-11-24 23:08:35,961 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:35" (1/1) ... [2023-11-24 23:08:35,966 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:08:35,967 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:08:35,967 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:08:35,967 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:08:35,968 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:35" (1/1) ... [2023-11-24 23:08:35,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:35,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:08:36,005 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:08:36,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:08:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:08:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:08:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:08:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:08:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:08:36,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:08:36,053 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:08:36,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:08:36,053 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:08:36,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:08:36,054 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 23:08:36,054 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 23:08:36,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:08:36,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:08:36,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:08:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:08:36,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:08:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:08:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:08:36,057 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 23:08:36,228 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:08:36,231 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:08:37,149 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:08:37,524 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:08:37,525 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-24 23:08:37,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:37 BoogieIcfgContainer [2023-11-24 23:08:37,528 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:08:37,529 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:08:37,530 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:08:37,540 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:08:37,541 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:37" (1/1) ... [2023-11-24 23:08:37,542 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 23:08:37,549 INFO L158 Benchmark]: Toolchain (without parser) took 2346.40ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 49.4MB in the beginning and 54.0MB in the end (delta: -4.7MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2023-11-24 23:08:37,550 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 73.4MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:08:37,550 INFO L158 Benchmark]: CACSL2BoogieTranslator took 562.85ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 49.2MB in the beginning and 69.6MB in the end (delta: -20.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:08:37,551 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.63ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 66.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:37,553 INFO L158 Benchmark]: Boogie Preprocessor took 98.86ms. Allocated memory is still 92.3MB. Free memory was 66.9MB in the beginning and 64.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:37,554 INFO L158 Benchmark]: RCFGBuilder took 1561.31ms. Allocated memory is still 92.3MB. Free memory was 64.1MB in the beginning and 55.0MB in the end (delta: 9.1MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2023-11-24 23:08:37,555 INFO L158 Benchmark]: CodeCheck took 17.69ms. Allocated memory is still 92.3MB. Free memory was 55.0MB in the beginning and 54.0MB in the end (delta: 982.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:08:37,564 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 0.68ms. Allocated memory is still 73.4MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 562.85ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 49.2MB in the beginning and 69.6MB in the end (delta: -20.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.63ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 66.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.86ms. Allocated memory is still 92.3MB. Free memory was 66.9MB in the beginning and 64.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1561.31ms. Allocated memory is still 92.3MB. Free memory was 64.1MB in the beginning and 55.0MB in the end (delta: 9.1MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * CodeCheck took 17.69ms. Allocated memory is still 92.3MB. Free memory was 55.0MB in the beginning and 54.0MB in the end (delta: 982.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:08:37,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86694122-7e5c-4ed6-aac6-7186240bdc67/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported