./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-min-max-inc.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_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/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_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-min-max-inc.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/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_d16caf7c-b426-4f7a-9a37-b5d0048685dd/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 55079ed406966de8cb8f01bd4828043af39842b101d9722a0d33cee3b1fc3a52 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:54:13,133 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:54:13,237 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:54:13,242 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:54:13,242 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:54:13,267 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:54:13,268 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:54:13,269 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:54:13,269 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:54:13,270 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:54:13,270 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:54:13,271 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:54:13,272 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:54:13,272 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:54:13,273 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:54:13,273 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:54:13,274 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:54:13,275 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:54:13,275 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:54:13,276 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:54:13,276 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:54:13,277 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:54:13,278 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:54:13,278 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:54:13,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:13,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:54:13,280 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:54:13,280 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:54:13,281 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:54:13,281 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_d16caf7c-b426-4f7a-9a37-b5d0048685dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55079ed406966de8cb8f01bd4828043af39842b101d9722a0d33cee3b1fc3a52 [2023-11-19 02:54:13,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:54:13,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:54:13,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:54:13,640 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:54:13,640 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:54:13,641 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-min-max-inc.wvr.c [2023-11-19 02:54:16,943 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:54:17,183 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:54:17,184 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/sv-benchmarks/c/weaver/popl20-min-max-inc.wvr.c [2023-11-19 02:54:17,193 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/data/53a88d592/705a8bbc4efb42bdbbbeb4098203be64/FLAG2a1c24609 [2023-11-19 02:54:17,206 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/data/53a88d592/705a8bbc4efb42bdbbbeb4098203be64 [2023-11-19 02:54:17,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:54:17,210 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:54:17,212 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:17,212 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:54:17,217 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:54:17,218 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:17,219 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55ec7e93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17, skipping insertion in model container [2023-11-19 02:54:17,220 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:17,263 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:54:17,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:17,472 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:54:17,505 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:17,515 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:17,515 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:17,524 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:54:17,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17 WrapperNode [2023-11-19 02:54:17,525 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:17,526 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:17,526 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:54:17,526 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:54:17,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:17,545 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:17,575 INFO L138 Inliner]: procedures = 26, calls = 64, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 143 [2023-11-19 02:54:17,577 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:17,578 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:54:17,578 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:54:17,578 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:54:17,586 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:17,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:17,591 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:17,591 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:17,604 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:17,608 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:17,611 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:17,613 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:17,618 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:54:17,619 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:54:17,619 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:54:17,619 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:54:17,623 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:17,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:17,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:54:17,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:54:17,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:54:17,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:54:17,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:54:17,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:54:17,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:54:17,697 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:54:17,697 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:54:17,698 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:54:17,698 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:54:17,698 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:54:17,698 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:54:17,698 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 02:54:17,698 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 02:54:17,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:54:17,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:54:17,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:54:17,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:54:17,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:54:17,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:54:17,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:54:17,701 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 02:54:17,826 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:54:17,828 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:54:18,326 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:54:18,465 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:54:18,465 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 02:54:18,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:18 BoogieIcfgContainer [2023-11-19 02:54:18,476 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:54:18,478 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:54:18,478 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:54:18,490 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:54:18,490 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:18" (1/1) ... [2023-11-19 02:54:18,491 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 02:54:18,496 INFO L158 Benchmark]: Toolchain (without parser) took 1283.97ms. Allocated memory is still 138.4MB. Free memory was 99.3MB in the beginning and 43.1MB in the end (delta: 56.2MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-19 02:54:18,497 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 109.1MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:54:18,498 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.31ms. Allocated memory is still 138.4MB. Free memory was 98.8MB in the beginning and 86.7MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:54:18,499 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.23ms. Allocated memory is still 138.4MB. Free memory was 86.7MB in the beginning and 84.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:54:18,500 INFO L158 Benchmark]: Boogie Preprocessor took 40.32ms. Allocated memory is still 138.4MB. Free memory was 84.6MB in the beginning and 82.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:54:18,501 INFO L158 Benchmark]: RCFGBuilder took 857.49ms. Allocated memory is still 138.4MB. Free memory was 82.5MB in the beginning and 44.3MB in the end (delta: 38.2MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 02:54:18,503 INFO L158 Benchmark]: CodeCheck took 15.61ms. Allocated memory is still 138.4MB. Free memory was 44.3MB in the beginning and 43.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:54:18,506 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 0.24ms. Allocated memory is still 109.1MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.31ms. Allocated memory is still 138.4MB. Free memory was 98.8MB in the beginning and 86.7MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.23ms. Allocated memory is still 138.4MB. Free memory was 86.7MB in the beginning and 84.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.32ms. Allocated memory is still 138.4MB. Free memory was 84.6MB in the beginning and 82.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 857.49ms. Allocated memory is still 138.4MB. Free memory was 82.5MB in the beginning and 44.3MB in the end (delta: 38.2MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * CodeCheck took 15.61ms. Allocated memory is still 138.4MB. Free memory was 44.3MB in the beginning and 43.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:54:18,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/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_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/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_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-min-max-inc.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/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_d16caf7c-b426-4f7a-9a37-b5d0048685dd/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 55079ed406966de8cb8f01bd4828043af39842b101d9722a0d33cee3b1fc3a52 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:54:21,339 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:54:21,471 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:54:21,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:54:21,519 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:54:21,520 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:54:21,521 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:54:21,522 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:54:21,522 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:54:21,528 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:54:21,528 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:54:21,529 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:54:21,529 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:54:21,531 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:54:21,531 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:54:21,532 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:54:21,532 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:54:21,533 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:54:21,533 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:54:21,534 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:54:21,535 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:54:21,535 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:54:21,536 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:54:21,536 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:54:21,536 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:54:21,537 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:54:21,538 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:54:21,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:21,539 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:54:21,539 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:54:21,541 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:54:21,541 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:54:21,541 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:54:21,542 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:54:21,542 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_d16caf7c-b426-4f7a-9a37-b5d0048685dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55079ed406966de8cb8f01bd4828043af39842b101d9722a0d33cee3b1fc3a52 [2023-11-19 02:54:21,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:54:21,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:54:21,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:54:22,000 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:54:22,001 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:54:22,002 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-min-max-inc.wvr.c [2023-11-19 02:54:25,378 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:54:25,656 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:54:25,657 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/sv-benchmarks/c/weaver/popl20-min-max-inc.wvr.c [2023-11-19 02:54:25,667 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/data/57dba204e/cc0cd238dd9f43a58d623f3819f6f5ac/FLAGdcf9c9009 [2023-11-19 02:54:25,682 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/data/57dba204e/cc0cd238dd9f43a58d623f3819f6f5ac [2023-11-19 02:54:25,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:54:25,686 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:54:25,688 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:25,688 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:54:25,693 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:54:25,694 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:25" (1/1) ... [2023-11-19 02:54:25,695 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@219f6aac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:25, skipping insertion in model container [2023-11-19 02:54:25,695 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:25" (1/1) ... [2023-11-19 02:54:25,722 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:54:25,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:25,929 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 02:54:25,934 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:54:25,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:25,966 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:54:26,029 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:26,073 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:26,075 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:26,084 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:54:26,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:26 WrapperNode [2023-11-19 02:54:26,085 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:26,087 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:26,087 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:54:26,087 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:54:26,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:26" (1/1) ... [2023-11-19 02:54:26,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:26" (1/1) ... [2023-11-19 02:54:26,158 INFO L138 Inliner]: procedures = 28, calls = 64, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 141 [2023-11-19 02:54:26,159 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:26,160 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:54:26,160 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:54:26,160 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:54:26,171 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:26" (1/1) ... [2023-11-19 02:54:26,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:26" (1/1) ... [2023-11-19 02:54:26,182 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:26" (1/1) ... [2023-11-19 02:54:26,185 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:26" (1/1) ... [2023-11-19 02:54:26,203 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:26" (1/1) ... [2023-11-19 02:54:26,218 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:26" (1/1) ... [2023-11-19 02:54:26,222 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:26" (1/1) ... [2023-11-19 02:54:26,230 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:26" (1/1) ... [2023-11-19 02:54:26,234 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:54:26,235 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:54:26,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:54:26,236 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:54:26,237 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:26" (1/1) ... [2023-11-19 02:54:26,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:26,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:54:26,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:54:26,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:54:26,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:54:26,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:54:26,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:54:26,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:54:26,308 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:54:26,308 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:54:26,308 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:54:26,308 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:54:26,308 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:54:26,309 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:54:26,309 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 02:54:26,309 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 02:54:26,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:54:26,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:54:26,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:54:26,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:54:26,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:54:26,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:54:26,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:54:26,312 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 02:54:26,508 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:54:26,511 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:54:27,166 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:54:27,366 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:54:27,366 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 02:54:27,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:27 BoogieIcfgContainer [2023-11-19 02:54:27,371 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:54:27,372 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:54:27,372 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:54:27,385 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:54:27,385 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:27" (1/1) ... [2023-11-19 02:54:27,386 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 02:54:27,393 INFO L158 Benchmark]: Toolchain (without parser) took 1705.53ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 44.9MB in the beginning and 42.4MB in the end (delta: 2.4MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-11-19 02:54:27,394 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:54:27,394 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.83ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 44.6MB in the beginning and 68.7MB in the end (delta: -24.1MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-11-19 02:54:27,395 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.34ms. Allocated memory is still 90.2MB. Free memory was 68.7MB in the beginning and 66.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:54:27,397 INFO L158 Benchmark]: Boogie Preprocessor took 75.08ms. Allocated memory is still 90.2MB. Free memory was 66.6MB in the beginning and 64.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:54:27,397 INFO L158 Benchmark]: RCFGBuilder took 1135.45ms. Allocated memory is still 90.2MB. Free memory was 64.5MB in the beginning and 43.5MB in the end (delta: 21.0MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 02:54:27,398 INFO L158 Benchmark]: CodeCheck took 19.47ms. Allocated memory is still 90.2MB. Free memory was 43.5MB in the beginning and 42.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:54:27,407 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 0.70ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.83ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 44.6MB in the beginning and 68.7MB in the end (delta: -24.1MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.34ms. Allocated memory is still 90.2MB. Free memory was 68.7MB in the beginning and 66.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.08ms. Allocated memory is still 90.2MB. Free memory was 66.6MB in the beginning and 64.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1135.45ms. Allocated memory is still 90.2MB. Free memory was 64.5MB in the beginning and 43.5MB in the end (delta: 21.0MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * CodeCheck took 19.47ms. Allocated memory is still 90.2MB. Free memory was 43.5MB in the beginning and 42.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:54:27,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d16caf7c-b426-4f7a-9a37-b5d0048685dd/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