./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL --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 dbff9cba9b3794b18d55ca52c1abf6279404a7b220f91d79730a04b586f9ee44 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:11:27,633 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:11:27,746 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:11:27,752 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:11:27,753 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:11:27,782 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:11:27,784 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:11:27,784 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:11:27,785 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:11:27,786 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:11:27,787 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:11:27,787 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:11:27,788 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:11:27,789 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:11:27,789 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:11:27,790 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:11:27,791 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:11:27,792 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:11:27,792 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:11:27,793 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:11:27,794 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:11:27,795 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:11:27,795 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:11:27,796 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:11:27,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:27,797 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:11:27,798 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:11:27,798 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:11:27,799 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:11:27,800 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_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbff9cba9b3794b18d55ca52c1abf6279404a7b220f91d79730a04b586f9ee44 [2023-11-19 03:11:28,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:11:28,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:11:28,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:11:28,156 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:11:28,157 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:11:28,159 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2023-11-19 03:11:31,561 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:11:31,917 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:11:31,918 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2023-11-19 03:11:31,932 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/data/d1ff7c58c/7d528837f5764e5ca477668856a2ea2b/FLAG7b4899e46 [2023-11-19 03:11:31,952 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/data/d1ff7c58c/7d528837f5764e5ca477668856a2ea2b [2023-11-19 03:11:31,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:11:31,962 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:11:31,967 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:31,967 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:11:31,973 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:11:31,974 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:31" (1/1) ... [2023-11-19 03:11:31,976 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d0313d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:31, skipping insertion in model container [2023-11-19 03:11:31,976 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:31" (1/1) ... [2023-11-19 03:11:32,028 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:32,370 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:32,381 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:11:32,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:32,435 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:32,435 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:32,443 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:11:32,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:32 WrapperNode [2023-11-19 03:11:32,444 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:32,445 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:32,445 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:11:32,446 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:11:32,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:32" (1/1) ... [2023-11-19 03:11:32,468 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:32" (1/1) ... [2023-11-19 03:11:32,508 INFO L138 Inliner]: procedures = 27, calls = 77, calls flagged for inlining = 19, calls inlined = 23, statements flattened = 318 [2023-11-19 03:11:32,509 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:32,510 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:11:32,510 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:11:32,510 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:11:32,522 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:32" (1/1) ... [2023-11-19 03:11:32,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:32" (1/1) ... [2023-11-19 03:11:32,529 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:32" (1/1) ... [2023-11-19 03:11:32,530 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:32" (1/1) ... [2023-11-19 03:11:32,544 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:32" (1/1) ... [2023-11-19 03:11:32,550 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:32" (1/1) ... [2023-11-19 03:11:32,553 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:32" (1/1) ... [2023-11-19 03:11:32,556 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:32" (1/1) ... [2023-11-19 03:11:32,562 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:11:32,563 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:11:32,563 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:11:32,563 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:11:32,564 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:32" (1/1) ... [2023-11-19 03:11:32,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:32,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:11:32,601 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:11:32,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:11:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:11:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:11:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:11:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:11:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:11:32,658 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:11:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:11:32,660 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:11:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:11:32,660 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:11:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:11:32,661 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:11:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:11:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:11:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:11:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:11:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:11:32,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:11:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:11:32,667 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:11:32,816 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:11:32,818 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:11:33,521 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:11:33,797 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:11:33,798 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 03:11:33,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:33 BoogieIcfgContainer [2023-11-19 03:11:33,811 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:11:33,812 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:11:33,812 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:11:33,824 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:11:33,824 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:33" (1/1) ... [2023-11-19 03:11:33,825 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:11:33,829 INFO L158 Benchmark]: Toolchain (without parser) took 1866.96ms. Allocated memory is still 188.7MB. Free memory was 153.9MB in the beginning and 85.1MB in the end (delta: 68.8MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. [2023-11-19 03:11:33,830 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 125.8MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:33,832 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.81ms. Allocated memory is still 188.7MB. Free memory was 153.9MB in the beginning and 149.3MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:11:33,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.88ms. Allocated memory is still 188.7MB. Free memory was 149.3MB in the beginning and 146.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:33,834 INFO L158 Benchmark]: Boogie Preprocessor took 52.23ms. Allocated memory is still 188.7MB. Free memory was 146.4MB in the beginning and 144.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:33,835 INFO L158 Benchmark]: RCFGBuilder took 1247.89ms. Allocated memory is still 188.7MB. Free memory was 144.3MB in the beginning and 86.4MB in the end (delta: 57.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-19 03:11:33,836 INFO L158 Benchmark]: CodeCheck took 15.80ms. Allocated memory is still 188.7MB. Free memory was 86.4MB in the beginning and 85.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:33,840 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 0.34ms. Allocated memory is still 125.8MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 477.81ms. Allocated memory is still 188.7MB. Free memory was 153.9MB in the beginning and 149.3MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.88ms. Allocated memory is still 188.7MB. Free memory was 149.3MB in the beginning and 146.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.23ms. Allocated memory is still 188.7MB. Free memory was 146.4MB in the beginning and 144.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1247.89ms. Allocated memory is still 188.7MB. Free memory was 144.3MB in the beginning and 86.4MB in the end (delta: 57.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * CodeCheck took 15.80ms. Allocated memory is still 188.7MB. Free memory was 86.4MB in the beginning and 85.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:11:33,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL --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 dbff9cba9b3794b18d55ca52c1abf6279404a7b220f91d79730a04b586f9ee44 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:11:36,787 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:11:36,926 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:11:36,980 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:11:36,982 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:11:36,983 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:11:36,984 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:11:36,984 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:11:36,985 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:11:36,991 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:11:36,991 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:11:36,992 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:11:36,992 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:11:36,994 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:11:36,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:11:36,995 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:11:36,996 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:11:36,996 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:11:36,997 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:11:36,998 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:11:36,999 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:11:36,999 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:11:37,000 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:11:37,001 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:11:37,002 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:11:37,002 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:11:37,003 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:11:37,004 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:37,005 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:11:37,005 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:11:37,007 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:11:37,007 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:11:37,008 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:11:37,008 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:11:37,009 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_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbff9cba9b3794b18d55ca52c1abf6279404a7b220f91d79730a04b586f9ee44 [2023-11-19 03:11:37,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:11:37,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:11:37,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:11:37,517 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:11:37,517 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:11:37,519 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2023-11-19 03:11:41,025 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:11:41,314 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:11:41,314 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2023-11-19 03:11:41,323 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/data/11058c447/3d156a7fd5e1496dae108802a348be0a/FLAG7e5529adc [2023-11-19 03:11:41,339 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/data/11058c447/3d156a7fd5e1496dae108802a348be0a [2023-11-19 03:11:41,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:11:41,343 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:11:41,345 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:41,345 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:11:41,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:11:41,351 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:41" (1/1) ... [2023-11-19 03:11:41,352 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@481b5f73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:41, skipping insertion in model container [2023-11-19 03:11:41,353 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:41" (1/1) ... [2023-11-19 03:11:41,402 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:41,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:41,637 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:11:41,643 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:41,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:41,678 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:11:41,714 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:41,727 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:41,728 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:41,736 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:11:41,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:41 WrapperNode [2023-11-19 03:11:41,737 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:41,739 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:41,739 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:11:41,739 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:11:41,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:41" (1/1) ... [2023-11-19 03:11:41,764 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:41" (1/1) ... [2023-11-19 03:11:41,799 INFO L138 Inliner]: procedures = 29, calls = 77, calls flagged for inlining = 19, calls inlined = 23, statements flattened = 308 [2023-11-19 03:11:41,799 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:41,800 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:11:41,800 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:11:41,801 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:11:41,811 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:41" (1/1) ... [2023-11-19 03:11:41,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:41" (1/1) ... [2023-11-19 03:11:41,820 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:41" (1/1) ... [2023-11-19 03:11:41,820 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:41" (1/1) ... [2023-11-19 03:11:41,846 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:41" (1/1) ... [2023-11-19 03:11:41,863 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:41" (1/1) ... [2023-11-19 03:11:41,866 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:41" (1/1) ... [2023-11-19 03:11:41,878 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:41" (1/1) ... [2023-11-19 03:11:41,884 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:11:41,889 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:11:41,890 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:11:41,890 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:11:41,891 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:41" (1/1) ... [2023-11-19 03:11:41,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:41,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:11:41,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:11:41,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:11:41,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:11:42,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:11:42,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:11:42,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:11:42,003 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:11:42,003 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:11:42,003 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:11:42,004 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:11:42,004 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:11:42,004 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:11:42,004 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:11:42,004 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:11:42,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:11:42,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:11:42,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:11:42,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:11:42,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:11:42,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:11:42,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:11:42,007 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:11:42,229 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:11:42,231 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:11:43,152 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:11:43,440 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:11:43,441 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 03:11:43,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:43 BoogieIcfgContainer [2023-11-19 03:11:43,447 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:11:43,448 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:11:43,448 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:11:43,460 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:11:43,461 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:43" (1/1) ... [2023-11-19 03:11:43,462 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:11:43,467 INFO L158 Benchmark]: Toolchain (without parser) took 2123.06ms. Allocated memory is still 111.1MB. Free memory was 87.0MB in the beginning and 80.3MB in the end (delta: 6.7MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:43,468 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 77.6MB. Free memory was 53.9MB in the beginning and 53.8MB in the end (delta: 72.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:43,469 INFO L158 Benchmark]: CACSL2BoogieTranslator took 393.19ms. Allocated memory is still 111.1MB. Free memory was 86.8MB in the beginning and 71.2MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:11:43,470 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.77ms. Allocated memory is still 111.1MB. Free memory was 71.2MB in the beginning and 68.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:43,471 INFO L158 Benchmark]: Boogie Preprocessor took 88.35ms. Allocated memory is still 111.1MB. Free memory was 68.5MB in the beginning and 65.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:43,472 INFO L158 Benchmark]: RCFGBuilder took 1557.90ms. Allocated memory is still 111.1MB. Free memory was 65.9MB in the beginning and 81.6MB in the end (delta: -15.7MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-11-19 03:11:43,473 INFO L158 Benchmark]: CodeCheck took 17.04ms. Allocated memory is still 111.1MB. Free memory was 81.6MB in the beginning and 80.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:43,477 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 0.61ms. Allocated memory is still 77.6MB. Free memory was 53.9MB in the beginning and 53.8MB in the end (delta: 72.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 393.19ms. Allocated memory is still 111.1MB. Free memory was 86.8MB in the beginning and 71.2MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.77ms. Allocated memory is still 111.1MB. Free memory was 71.2MB in the beginning and 68.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.35ms. Allocated memory is still 111.1MB. Free memory was 68.5MB in the beginning and 65.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1557.90ms. Allocated memory is still 111.1MB. Free memory was 65.9MB in the beginning and 81.6MB in the end (delta: -15.7MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * CodeCheck took 17.04ms. Allocated memory is still 111.1MB. Free memory was 81.6MB in the beginning and 80.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:11:43,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29bde843-51c2-4917-ab92-cd5bcabb2983/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported